2011年8月30日星期二

Chromite Grinding Device in Beneficiation Methods

philippine chrome ore beneficiation plant

Chrome Ore Beneficiation

Jaw crusher for chrome ore: Jaw crusher is utilized for coarse crushing chrome ore into smaller pieces. Jaw Crusher has the attributes of great crushing ratio, uniform measurements of promance. It may be employed to crush material its compressive resistance not more than 320 MPa. It really is extensively utilized in various industries, for example mining, smelting, street and railway construction and chemical business and so on.chrome ore beneficiation plant

High chromium ore processing equipment / mining gear selection in the most recent configurations of chromium / chrome ore beneficiation procedure - Song Ling Mine specializing in the manufacturing mill, crusher, magnetic separator, flotation device, classifier, spiral chute, a double, A complete set of energy-saving grinding device moist processing gear. March 2005 in Gongyi processing equipment manufacturing business inside the initial through the nationwide ISO9001: 2000 global top quality program certification. 5 tons everyday processing factory to undertake -3000 tons ore dressing gear, complete sets of energy-saving design, manufacture and installation. Sound quality assurance technique, using a total inspection and testing procedures and stringent good quality to fulfill commitments, the implementation of good quality tracking, give technical instruction, set up and commissioning high-quality after-sales train support.

Chromite Grinding Device in Beneficiation Methods

Grinding mill also applied chrome ore grinding, after chrome ore beneficiation, extract processing, select chrome ore, raymond chromite mill, Within the Raymond grinding plant, the things for grinding is loaded into the grinding chamber with the major body evenly and constantly. Beneficiation mining approaches: The pulp of your adjustment as well as the addition of flotation reagents. Second, stir and trigger plenty of bubbles. Third, the bubble mineralization. manganese beneficiation plant

plant,crushing & screening plant + manganese mining

  • Manganese properties

    Hardness: hard and very brittle

    Composition: MnSO4 MnCl2

    Special high quality: Silvery-gray metal iron

    Functional use: Manganese is a silvery-gray metal resembling iron, which may be used in steelmaking, aluminium, an additive in gasoline, dry cell battery.

    Manganese CRUSHER

    SBM jaw crusher and cone crusher might be applied in manganese ore mining and crusher.

    Recommended Machinery:

  • Manganese INFO

    Manganese is a silvery-gray metal resembling iron. It's hard and really brittle, difficult to fuse, but easy to oxidize. Manganese metal and its common ions are paramagnetic. The most important manganese ore is pyrolusite (MnO2). Other economically important manganese ores usually show a close spatial relation to your iron ores.

    Manganese Applications.

    Manganese has no satisfactory substitute in its major applications, which are related to metallurgical alloy use.

    Manganese is essential to iron and steel production by virtue of its sulfur-fixing, deoxidizing, and alloying properties. Steelmaking, including its iron making component, has accounted for most manganese demand, presently inside the range of 85% to 90% in the total demand. Among a range of other uses, manganese is a important component of low-cost stainless steel formulations. Tiny amounts of manganese improve the workability of steel at higher temperatures, because it forms a higher melting sulfide and therefore prevents the formation of a liquid iron sulfide at the grain boundaries.

    The 2nd large application for manganese is as alloying agent for aluminium. Aluminium having a manganese content of roughly 1.5% has an increased resistance against corrosion due on the formation of grains absorbing impurities which would lead to galvanic corrosion. gold beneficiation stamp mill

    Manganese is applied as an additive in unleaded gasoline to boost octane rating and reduce engine knocking.

    Manganese oxide was utilised inside the original type of dry cell battery as an electron acceptor from zinc, and is the blackish material found when opening carbon Czinc type flashlight cells.

2011年8月23日星期二

Underground coal mining equipements

Underground coal mining

Underground coal mining releases more methane than surface or open-pit mining because of the higher gas
content of deeper seams. Because CH4 is highly explosive in air concentrations between 5 and 15 percent, mine
operators have developed two types of systems for removing methane from the underground mine workings: (i)
ventilation systems, and (ii) degasification systems. The purpose of ventilation systems, used extensively in all
major coal producing countries, is to reduce CH4 concentrations to safe levels, usually less than 1 percent.
Despite the low CH4 concentration, the large amount of air flushed through mine ventilation shafts leads to
significant annual emissions. At present almost all ventilation air is emitted into the atmosphere. Preliminary
studies by USEPA indicate that economic options exist in some situations for the use of vented air.3
Drainage or “degasification” systems have been installed at some of the gassiest underground mines in Australia,
United States, Russia and other countries. Typically, these systems are employed at mines that need to
supplement ventilation systems with additional CH4 recovery for safety reasons. Degasification systems extract
CH4 from the coal seams in advance of mining, during extraction, and during post-mining, by means of bore
holes drilled from surface or horizontally into the seam or surrounding strata. Depending on the quality of the
gas, which in some cases can be high, mine operators can use recovered CH4 for on-site electricity generation or
sell it to a local pipeline.
At surface mines, methane escapes from newly exposed coal faces and surfaces, as well as from areas of coal rubble
created by blasting operations. Additional CH4 may come from the overburden, which is broken up during the
mining process, and the underlying strata, which may be fractured and distressed due to the removal of the
overburden. Emissions per ton of coal are generally much lower from surface mining than from underground mining.

Underground Mining Coal mine methane is a safety hazard because it is highly explosive in ambient
concentrations between 5 and 15 percent. All gassy underground mines must ventilate CH4 to ensure safe
working conditions, and data from these measurements can be used to estimate national emissions. In theory,
total national ventilation emissions are equal to the sum of emissions from each mine. There are five general
issues associated with using mine-specific ventilation data, however, that should be considered:


• For each coke coal crusher, periodic sample measurements (usually CH4 concentration or flow rate) must be used to
estimate total emissions over one year. In almost all cases, mines do not currently monitor CH4 emissions
continuously. Instead, the frequency of sampling depends on national and local regulations, and local
practices. It may be necessary to take the average of multiple measurements. The greater the variability in
ventilation emissions, the more measurements will be needed to complete a representative sample.

• Sampling should be representative of typical mining conditions. If samples are taken when there is a temporary stop
in coal production, for example, ventilation estimates are likely to underestimate CH4 emissions.

• Data may not be available for each mine. In some countries, only data from the gassiest mines are available
and the emissions from the remainder must be estimated. Data may also be missing when mine operators
report it on a voluntary basis. In most coal basins, however, a small number of gassy mines contribute to a
disproportionately large share of total emissions. Figure 1 shows that, in the case of four major coalproducing
countries (US, Poland, Australia and Russia) the 10 gassiest mines emit over 60 percent of coal mobile crusher plant.

With limited resources, it is recommended that countries focus on obtaining data for the top 10
to 20 emitting mines, and then estimate emissions from less gassy mines, rather than abandon the Tier 3
method for more general emission factors (see Figures 2 and 3.). While it may not be possible to determine
which mines are in the top 10-20 percent without original data, a complete survey during one year would
allow countries to focus on the high emitting mines in future years. Where this is not possible, periodic
surveys of mine operators would enable countries to determine which mines are the gassiest. Such mines
typically suffer from more work slowdowns, outbursts, and, in unfortunate cases, methane explosions.
Estimating emissions from the less gassy mines without data is relatively straightforward since total
emissions from a large number of small sources are less susceptible to yearly fluctuations. If, in a year with
7 Mine totals include both ventilation emissions and emissions from degasification or drainage systems.

2011年8月20日星期六

Diamond mining equipment and coal screening machine

Digging for Diamonds

Ever wonder where treasure can be found in Arkansas? Crater of Diamonds State Park is the only diamond-producing site in the world where the public can search for diamonds. And the policy here is "finder's keepers." The diamonds you find are yours to keep.

Visitors search atop a 37 1/2-acre plowed field, the eroded surface of an ancient, gem-bearing volcanic pipe. Prospectors enter the field through the Diamond Discovery Center that offers exhibits and an A/V program explaining the three most popular methods of searching for diamonds. The park staff provides free identification and certification of diamonds.

The diamond mining equipment first diamond was found here in 1906 by John Huddleston, the farmer who owned the property at that time. The Crater of Diamonds has changed hands several times over the years and several unsuccessful attempts have been made at commercial mining. All such ventures are shrouded in mystery, and lawsuits, lack of money and fires are among the reasons suspected for these failures. The mine was operated privately, and later as a tourist attraction, from 1952 to 1972. In 1972, the state of Arkansas purchased the Crater of Diamonds for development as a state park. The park is open throughout the year except for New Year's Day, Thanksgiving Day and Christmas Day.

lead ore mining process for the smelter and a small amount of lead sulfide ore concentrates. Smelting of lead fire assay method and wet, the world dominated by fire assay, wet smelting of lead is still in the pilot study stage. Pyro lead smelting basically sintering roasting - blast furnace smelting process, accounting for 85-90% of total production of lead; followed by the reaction of melting, the device can be hearth furnace, short kiln, furnace or oven whirlpool; precipitation melting rarely used. lead mainly fire refining refining, followed by electrolytic refining, but my reasons are not widely used because habits electrolysis.

CME coal screening machine

Derrick designs coal screening machine and manufactures high frequency vibrating machines and screen surfaces used to screen a wide variety of materials and its Stack Sizer has redefined the concept of efficient, fine particle wet screening. It offers high capacity with a minimal amount of floor space. Using as many as five decks operating one above the other, it can be fitted with the company’s urethane screen surfaces for fine coal separation.

“With the Stack Sizer, we have been able to demonstrate to prep plant designers and managers how our technology can offer an improvement over traditional processes,” said Paul Brodzik, product applications manager, Derrick Corp. “It can replace sieve bends or cyclones and perform a similar fine (75 to 100 micron) separation for them.”

2011年8月17日星期三

SCM Super Thin Grinding Mill manufacturers

    Introduction Of SCM Super Thin Mill:

    SCM series super thin mill is on the bases of our company's production experience for more than 15 years. We absorb advantags from the same trade abroad and at home. We review, research and try on 12 kinds of mills and horizontal hammer crushers. And finally we developed this high-efficiency and low-cost super thin mill by investigation and trial.

    This scm series super thin grinding millis a equipment which produces thin powder and super thin powder. It is applicable to non-flammable and non-explosive materials with hardness less than 6, such as calcite, chalk, limestone, dolomite, kaolin, bentonite, talcum, talc, magnesite, illite, pyrophyllite, vermiculite, sepiolite, attapulgite, rectorite, diatomite, barite, gypsum, alum earth, graphite, fluorite, variscite, potash ore, floatstone.

    This grinding mill is mainly composed of host machine, redactor, separator, fan, cloth dust controller, piping device, integrated device, and electric engine etc. The whole set of equipment is composed of jaw crusher, belt bucket-elevator, feeder machine, storage silo, electrical control tank etc. It is mainly applicable for grinding of mineral materials used in metallurgy, construction , chemical engineering, mining etc and various non-inflammable and non-explosive mineral materials with Mohs' scale of hardness less than grade 9 and moisture 6%.

    Performance Features Of SCM Super Thin Mill:

    1. It can be applied in a wider range than airflow miller.

    2. Compared with other micronizers, the rolling pressure upon materials form grinding roller with the help of high-pressure spring has increased 800-1200 kg.

    3. Energy saving. In the case of the same output and fineness, its energy consumption is only one third of that of airflow miller.

    4. Smaller investment and more benefit. In the case of the same output and fineness, the price is only one eighth of that of airflow miller.

    5. It can be fed with large particles. The average diameter of discharged particles after being milled for once is below < 6.5um.

    6. The grinding setting adopts superposed multilevel sealing. So it has good sealing.

    7. The dust cleaning meets the state dust discharging standard.

    Overview Introduce Of coal grinder equipment

    Grinding machines used for processing coal is a kind of new high-tech coal grinder to meet the needs of sand processing customers. Based on our experters’ several years’ research experience in the milling industry and considering recommendations and requirements of domestic and foreign clients, it is the ideal equipment to replace Raymond Mill, ball mill, and other traditional coal grinder mill which only process power materials.
    This kind coal grinder mill is a high-efficiency equipment and is widely applied in quartz sand, silica sand, foundry sand, fine sand and other sand abrasive industry. By being a component of closed production lines, it can produce various size products of better effect.
    As one of the global milling machine manufacturers,CME has deveopped and manufactured coarse coal grinder for grinding coarse powder. As a kind of new high-tech mill grinders, this coarse mill has meet the requirements of coarse powder processing customers. It is the ideal mining milling machine to replace Raymond Mill, ball mill, and other traditional milling machine.

    MTW Trapezium Grinding Mill Overview

    MTW European Trapezium Grinding Mill has arrived thegrinding mill machine top technical level in the world with many patented technologies. According to the experiences and suggestions from 9518 customers, SBM ---Professional Grinding Mill Manufacturer, has made great efforts to bring MTW European Trapezium Grinding Mill into the world.

    MTW Trapezium Grinding Mill Application

    MTW European Trapezium Grinding Mill is mainly applied to the powder processing of mineral products in industries of metallurgy, construction, chemistry, and mining etc. The grinding mill machine can produce powder from non-flammable and non-explosive mineral materials, such as barite, limestone, quartz, calcite, granite, porcelain clay, basalt, gypsum etc.

2011年8月16日星期二

Marble Process Specification and Coal Miner Equipment

Marble Process Specification

Marble process has to go through several steps, a few things to remember when working on marble processing: always work throughly on each stage-never try to skip a stage or skim over a stage quickly. Always give the finish the customer wants-not all customers will be looking for a highly polished, perfect marble.

Marble processing line can be used as the building materials of walls , table ,floor, and column. And also be used to carve various practical crafts like arts and crafts, stationery.

The Process of Lead Mining

Lead ore mining process was always very hard and dangerous work. From the early 1740's until around 1890 mining was usually done by one man holding a chisel while his partner hit it with a sledgehammer. Once a suitable hole was created, gunpowder was placed in the hole, a straw fuse attached and lit. After the explosion when the dust had settled, the men would then break up the rock and the lead ore would be taken to the surface for processing.

There were many accidents from falling rock loosened by explosions and from premature ignition of the gunpowder leading to loss of life or limbs. The mines were very dangerous places in which to work.

Coal miner equipment

Clean Coal Plant Sand washer can be used to get rid of the dust in sand. coal miner equipment aims at improving the quality of sand. The materials are the required gravel in building-site, gravel factories, hydropower station and concrete dam site, post and electric pole factory, casting-70 sand, glass factory’s quartz sand and refilling pressure sand. It is widely used for cleaning materials in the following industries: quarry, minerals, building materials, transportation, chemical industry, water conservancy and hydropower, cement mixture station etc.

High-temperature problems on Raymond mill

High-temperature problems on Raymond mill


There are two main reasons about this : Firstly, Raymond Mill roller’s lubrication, and secondly, Raymond grinding chamber. If these two issues are effectively addressed, then the Raymond mill room temperature problems will be solved.

1. To solve the High-temperature problems on Raymond mill lubrication problem, not just to the oil, but to changes in lubrication concepts, using the proper lubrication methods. We must know the relationship between the operation and lubrication. Nationally there are still many enterprises still lack of understanding of the lubrication that is casting a poured oil, nothing to talk about. Therefore, oil management, a huge plant, only one person keep a close watch to ensure no organization, a lot of competent leaders.In technically, to reduce energy consumption, mechanical engineering and technical staff tried all the methods developed in the material properties of super hard, high temperature metals and non-metallic materials, and mechanism. Application of technological improvements and inventions of new heat treatment process, which is one way that people have been fighting for centuries or even millennia road, people try their best.

2. Raymond mill seal must be guaranteed, as lubrication, mechanical and sealing is a trinity, inseparablely. Even the best lubrication conditions, if sealed well, the effect will still be poor, so we recommend Shibang company’s Raymond mill, quality and service are guaranteed.

Grinding milling machine India

India is our main Asia maketing in grinding milling machine for sale. We have saled many stone milling machines or stone milling equipment to India such as stone ball mill, stone Raymond mill, stone vertical mill, stone trapezium grinding machine etc. CME can supply stone milling plant or stone milling line according to your quarry requirements.

Stone production line equipment configuration mainly based on customer specifications and production of stone and stone to determine the purpose, we provide pre-sale, sale, sale and comprehensive services, based on the customer site to configure the production process, for customers to be the most reasonable Economic production lines.

Granite crusher machine manufacturers in china
CME is an expert of grinding crusher machine manufacturer in China in granite crushing or grinding industry. Now, CME has been the top one manufacturer of mining crusher and grinding machine in China mining and construction industry. Our crusher machine and grinding machine has been sale more than 100 countries such as the U.S., Russia, South Africa, Libya, Italy, German, England, etc.

2011年8月15日星期一

Recycling Plant for Construction Waste Manufacturer in South Africa

Concrete crushing plant brief production

Owing to vast experience, we have deserved ourselves into producing high performing Concrete Crushing Plant. Our Concrete Crushing Plant is specially designed to perfection keeping in mind its heavy-duty functions. Utilization of technically advanced machines in the production of concrete crushing plant ensures high efficiency. Concrete Crushing Plant supported by us is in huge demand in various industries because of their easy operation, maintenance and installation.

Concrete Coal Crushing Plant


Concrete is effectively an artificial stone or rock. Concrete crushing process plant primary properties are that it is workable before hardening, strong in compression and stays strong for extremely long timescales. Concrete is a strong hard building material composed of sand and gravel and cement and water. It is used for making buildings, roads, bridges, vessels pipes, etc. As the concrete formulations develop concrete is increasing its range of applications such that it is making inroads into those presently monopolised by metals.
As concrete is so widely used in nowadays building industry, when those buildings reach the end of their service life it is also hard to deal with them. We should choose some hard concrete crushing plant to crush them into small pieces and recycle it.


The construction aggregate quarry equipment is nearly the same as stone crushing. Firstly, we choose the usable materials and transmit them with the vibrating feeder. Then vibrating feeder pours them into primary concrete crusher. Then products of primary concrete crusher get crushed by secondary concrete crusher. Secondary concrete crusher crushes stones into smaller size and usually they can get used. But more often the products of secondary concrete crusher get screened by vibrating screen and whose can fit the requirement will leave this process and become the final product and the others will go back to secondary concrete crusher or even primary crusher to get crushed. Finally, concrete all become the right products we need. Tertiary concrete crusher is usually used in special crushing process. Tertiary concrete crusher will process stones into much smaller size than secondary crusher.

Construction Waste Recycling Plant

Recycling plant for construction waste and demolition (C&D) materials account for almost 22 percent of the waste stream. Many of these materials can be reused or recycled, thus prolonging our supply of natural resources and potentially saving money in the process.
Common Construction and demolition materials include lumber, metals, drywall, masonry (brick, concrete, etc.), carpet, plastic, pipe, paper, cardboard, rocks, dirt, or green waste related to land development. Of these, metals are the most commonly recycled material while lumber makes up the majority of debris that still goes to a landfill.

Cost of Coal Mining Machine in Indonesia

Stone Coal Crushers in Indonesia

Indonesia Quarry and Mineral Mining Sources Introduction Before Crushing Knowledge :
In Indonesia, minerals such as oil, natural gas, coal, tin, bauxite, nickel, copper ore , gold ore and silver ore are very rich for mineral mining and developing.
Whatever quartz ore crusher in indonesia, silver ore crusher, copper ore crusher, nickel ore crusher, bauxite crusher, coal crusher , tin crusher all belongs to ore crusher or stone crusher conception.
So stone crusher are very useful for mineral mining process in Indonesia.
Stone Crusher Used for Indonesia Crushing and Crashing Process
As said above , in Indonesia in copper ore crushing , Bauxtie Crushing, Gold ore crushing , coal crushing & grinding, silver ore crushing and tin crushing processings, stone crusher are widely used and popular.
Stone Crusher in Indonesia is one of the most useful stone rocks making and crushing equipment to produce fine aggerate, ultrafine powder or particles from the minerals sources such as barite, gypsum, mica, talc, putty, calcium carbonate, calcite, dolomite, clay etc.
According to the local minerals in Indonesia, CME Machinery has manufactured Jaw Crusher for Indonesia, JCE Jaw Crusher for Indonesia, Impact Crusher, PFW Impact Crusher, HPC Cone Crusher, PCL cone crusher, Vertical Shaft Impact Crusher, etc.

Cost of coal mining machine

According to the investigation in Indonesia, cost of coal mining machine is also well needed and sold in Indonesia. Just as what I said above, stone crusher for Indonesia is designed for copper ore, coal, tin mining and gold ore, silver ore crushing in Indonesia.Professional crushing plant is now founded and known for its character for fine powder making and mineral crushing .
In some ways especially crushing processing, minerals crushing processes are similar to each other.
For Mineral and Stone Crushing :
In Indonesia Jaw crusher is such stone crushing equipment for Indonesia quarry and mineral crushing. Used as primary crushing plant, Jaw crusher is easy maintanence and money-saving .
Impact Crusher (Impactor Crusher Machine) is better used as secondary crusher machines. With good capacity and easy mantanence, impact crusher especially CME new pfw impact crusher is well known in Indonesia quarry mining miners.
indonesia crusher for coal including Symons cone crusher, Hydraulic cone crusher, CS cone crusher , PCL cone crusher, is good device for shape refining and secondary crushing.
In Indonesia Vertical Shaft Impact Crusher (VSI crusher) is also called sand maker. For its main useful field is sand making such as river stones refining shapes. Also, VSI crusher can be used as fine powder refining and mineral secondary crushing and third crushing plant.
Optional Quarry and Mineral Mining Equipment for Mining in Indonesia
Except for stone crushing plants, optional mining equpment is also required such as vibrating feeder, vibrating screen, belt conveyor (konveyor), sand washing equipment (sand washer), etc.

2011年8月12日星期五

Coal Mill Manufacturers in China

Coal Mining Equipment Introduction

 

Improve the capacity and technology of coal open-pit mining equipment, is to promote continuous improvement of productivity of coal an important part. China mining machinery operations leader, Shanghai Ciros the company keep up the pace of development, key technologies depth research, developing new technologies, new technology and the promotion and application of new equipment for surface mine developed this new type of ore mobile crushing plant crushed equipment.

Developed for open cast coal mining equipment for sale in the mobile crushing plant, crusher series high-performance, full-tracked vehicle hydraulic drive disk space, and the integration of high-performance crusher feeder, vibrating screen, belt conveyor, belt conveyor under screen, crushed machine integration, vehicle installation, vehicle-mounted electric motor and control box integration.

To meet the market demand, Shanghai Ciros company developed the full hydraulic drive track-type vehicle chassis walking mobile crushing station. Tracked Mobile Crusher for Loutian coal mining technology, including cone crusher series of mobile crushing plant, jaw crushed series of mobile crushing plant, back-breaking series of mobile crushing plant and screening series of mobile crushing station. According to the different needs of different customers to flexibly configure a crushing, secondary crushing and tertiary crushing, and crushing and screening at all levels to optimize the combination, we will do our best to meet customer demand.

Coal Mill Manufacturers in China

If the coal mill stops for 3 days, empty the coal hopper or put a layer of raw meat powder on the surface to isolate the coal from the oxygen before stopping the coal mill, close the hot wind valve and open the close wind valve and then stop the feeding. remember to empty the coal in the coal mill before stopping the machine and not to stop the collector immediately .
Check the following things when operating the coal mill: the airing is ok; there is no overfeeding or underfeeding; the temperature is not too high; the order of starting and stopping the coal mill is right; the temperature of the air from the coal mill is higher the dew point.
Make an coal washer emergency plan; when an explosion happens, close the hot wind valve and the pneumatic valve, prevent the hot coal powder enter the collector and if the temperature is over 80 degree centigrade, start the carbon dioxide extinguisher.
we should pay attention to avoid safety problem in operating the coal mill. as long as we obey the safety rules, the safety problems surely can be avoided.

2011年8月11日星期四

Bottle Crusher and Aluminum Ore Crusher Manufacturers

PB102 glass bottle crusher

Glass bottle crusher is used to quickly and safely crush glass bottles of various dimensions. The bottle flakes are collected into the underlying container, easy to reach and to remove for its emptying. The glass bottle crusher can reduce the volume of glass bottles by 75%, thus greatly saving storage space. This glass bottle crusher is widely used in bars, restaurants, hotels, kitchens, supermarkets, etc.

Features of Hasswell Glass Bottle Crusher

·Compact structure, good appearance

·Completely maintain material’s physical status

·Reduces the volume of glass bottles by 75%

·Small size, easy to move

·Safe and easy to operate

·High efficiency

·Easy to maintain

Technical parameter of Hasswell Glass Bottle Crusher

Electricity                  220V/50HZ

Motor Power            1.5 KW

Feed opening mm     φ110

Efficiency bottle/h     1000

Machine size mm       600*600*1200

Container size mm     450*400*300

Noise                             <75 dB

Machine weight kg      70

* We can design tailor-made Hasswell glass bottle crushers according to customer’s special requirements.

Aluminum ore crusher

The aluminum ore crusher is developed by combining the pre-breakage technology of domestic and foreign countries, and optimizing the key structure parameters. It can be used for grinding middle hard ores such as iron ore, aluminum ore, gritstone, gypsum, blast furnace slag, coal gangue, phosphorus ore, and lump coal. Also, it can be used in the field of building materials, mining industry, metallurgy, coal and chemical industry.

2011年8月9日星期二

Marble powder machine and Marble processing line

Marble grinding mill used in powder making plant Marble is crushed by marble crushers. The marble powder machine crushed marbles is used as building aggregates. Sometimes, we need marble stone powder. In marble stone powder making plant, the Mine Owner use marble grinding machine to grind marble into powder.

Marble powder machine

The common grinding machines are as follows: Marble ball grinding mill is the big grinding machinery used in grinding plant. It's capacity is very large, and mainly used in coal, cement clinker, mineral ore and stone grinding. Marble high pressure suspension grinding mill is the stone mining machine used for powder processing. The finished size is 0.125 mm, 0.075mm, 0.044mm. The capacity can be 2 t/p - 5 t/p.

Marble trapezium mill can produce the powder with 325 mesh. The ladder-shaped roller and ring improve crushing efficiency greatly. The roller and ring are designed in invented trapezium, which reduce the material's slipping speed between rollers and ring, extend grinding time, and enhance crushing effect. There are other grinding mills such as raymond mill, scm ultrafine grinding mill used as powder making machine.

BINQ is a professional stone crusher and grinding machine manufacturer in China.

It can design and supply the complete crushing and grinding plant for stones, mine ores, coal, cement, and buiding waste. Now, our products have exported to many countries, such as USA, Yemen, Libya, South Africa, Egypt, Vietnam, India, Indonesia, Pakistan, Philippines, Brazil, Nigeria, Zambia etc, and received high popularity.

Marble processing line

 Marble processing line is marble processing line's stage one, which generally applies to newly laid floors.

Marble is a metamorphic rock composed of recrystallized carbonate minerals, most commonl calcite or dolomite. It is commonly used for sculpture and as a building material. If you need ore powder, marble have to go through grinding process. We can use ball mill or other ginding mill as marble grinding machine. The finished size cans upto 0.005mm.

BINQ is a professional stone crusher manufacturer in China, and has formed a complete product-chain that takes crushers and grinding mills as the main products, and vibrating screen, vibrating feeder etc as supplementary products. Now, our products have exported to many countries, such as USA, Libya, South Africa, Vietnam, Indonesia, Philippines, Pakistan, Brazil, Egypt, Zambia etc, and received high popularity.

2011年8月8日星期一

Cobblestone Sand Making Machine and Cobble stone grinding machine

Cobblestone Sand Making Machine

With the Cobblestone Sand Making Machine gradually reduction of natural sandstone resource, good quality sandstone resource gradually tends to artificial production. It is a tendency, also a necessity. Living environment with green environmental protection requires people take more consideration to high efficient utilize resource for a sustainable society. In fact, source of material for making sand is very wide, all kinds of ore, decomposed rock, cobblestone in river way, mine tailings, and mineral slag are all can be used as source. With the research on applying aggregate of artificial sandstone to various engineering at home and abroad for many years, performance of artificial sandstone is very excellent, which is not inferior to natural resources. SBM is a domestic large-scale company, which specializes in designing and manufacturing equipments for sand making production line, it has firmly centered on correct development direction advocated by our country for years, with policy-orientation, focused on the center of market needs, cohered technical forces, kept on improvement finally designed and manufactured a series of professional equipments for sand making crusher. As soon as the cobblestone sand making machine came in to market, it became the leading product which has always been widely sold in the market. Sand making machine designed and manufactured by SBM has the following advantages:
1. Interior air current in eddy chamber of cobblestone is self-circulation, so as to make less dust pollution.
2. Unique bearing set up, and advanced principal axis enables the machine with characteristics of heavy load, and high rotary speed.
3. Structure is simple and rational, self-impact crushing, extra-low operating cos
4. High reliability, rigorous security ensurance appliance, guarantee equipment and human safety
5. Sanding making machine has functions of fine crushing, and rough grinding.
6. Cobblestone sand making machine runs smoothly, low working noise, high efficient, save energy, high crushing efficiency.
7. Less power loss to wearing parts, all the wearing parts use wear-resisting material with high quality at home and abroad, which service life is long. A small amount of wearing parts is made by ultra-hard wear-resisting material, which is small in size, light in weight, easy to change accessories.
8. It is influenced by water content of material less, water content can be up to around 8%.

Debugging of Cobble stone grinding machine

Before Cobble stone grinding machine is delivered, the machine have been operated with no-load by manufacturers to check all parts are normal. Nonetheless, after installation in sand making site is available, it still needs thorough examination.
1、Check lubricating pipe is connected tightly, machine should get another refuel before test run
2、Check connection of all components, which should be steady and reliable. Check carefully if there is any foreign matter, if so, it should be removed immediately.
3、Check electric motor wiring is correct, voltage is normal (380V±5%).
4、Before belt is installed, electric motor should be started, rotating direction should be in accordance with sign direction of sand making machine(that is seeing from material inlet, impeller rotates in an anticlockwise direction). If it is opposite to sign direction, electric motor wiring should be adjusted to make rotating direction is in line with direction of sign direction, rotating in a reverse direction is never allowed.
5、As for the drive for two motors, principal axis assembly and motors on both side connect with principal axis with same amount of v belt, respectively, take-up tension of v belt should be adjusted to same and straight. After checking there are no errors, before handing it over to production, test run with no load and load is carried through, after being checked by test run that there is no error, it can be handed over to production.

2011年8月7日星期日

Coal Crushing Plant and Coal Crusher supplier

Application And Working principles Introduce Of Vertical Coal Mill

Vertical Coal Mill Application : Coal beneficiation plant Specialized for the high production of superfine pyrophyllite powder making in glass fiber industry Specialized for the high production of gangue powder making in coal industry. Specialized for the high production of various of chemical raw material powder making in the chemical industry. It is a necessary equipment for the high production of mineral powder in the non-mental mine industry and large scale powder making in many other industries

Vertical Coal Mill Working principles :The motor dives the grinding table to turn through the speed reducer. At the same time, hot air comes into the roller mill from the air inlet. The materials fall down the centre of grinding table from the feeder. Because of the centrifugal force, the materials move to the edge of grinding table from the centre .The materials are crushed by the grinding roller when by pass of the groove on the grinding table. The crusher materials continue to move to the edge of the grinding table until taken away by the airstream. Then the bigger materials fall down the grinding table and the process of crushing continues. When the materials in the airstream pass the separator on the top of the mill, the materials fall down the grinding table from the taper filler under the force of guide leaf blade. The fine powder comes out with the airstream, and is gathered by the dust catcher of the system. The powder gathered is the final product of roller mill. In the process of the contact of airstream , the materials are dried to meet the clients’ need at the proper moisture. Through the adjustment of Coal Crushing Plant between the separator and the leaf of wind’s direction (not suitable to the small type of vertical mill), and also the speed of the separator rotor, it can reach the proper fineness of the materials.

Coal Crusher Supplier


grinding ball mill, coal Raymond mill, coal gyratory crusher, coal portable crusher plant, coal mobile crusher plant, belt conveyor and vibrating feeder for coal crushing plant.Coal Crusher Supplier CME supply Small-scale crushing plant and mass mill plant for processing plant. The work principle of CME crusher is very easy. Compared to shanbao,sandvik, Metso,Robins brand crusher we have the same quality but lower price.If our standard models do not fit your needs, contact us and we can help you.

Coal crushing Process:

The general hardness of coal is 1-4. After coarse crushing by jaw crusher, fine crushing by impact crusher, and sieved by vibrating screen, coal can be processed and crushed into different sizes of the requirements.

CME jaw crusher, impact crusher for coal crushing have been widely used in the coal industry and mining industry, for its high and unique quality. They can crush coal at large quantity and high efficiency. In addition, CME vertical shaft impact crusher can crush coal into much smaller sizes to meet specific requirements

Lead Ore Mining Process and Lead Ore Extraction

lead mining properties
Hardness: 5
Composition: Carbon Quartz Pyrite Gold
Special quality: white low hardness
Place of origin: world
Functional use: a major component of the lead acid battery and is commonly used in a car battery. Lead ore CRUSHER SALE
Lead ore can be made into: Sand,Powder etc. You may use crushing equipment and gringing mill

Lead Introduction
Lead is a soft, malleable poor metal. It is also counted as one of the heavy metals. Metallic lead has a bluish-white color after being freshly cut, but it soon tarnishes to a dull grayish color when exposed to air. Lead has a shiny chrome-silver luster when it is melted into a liquid.

Introduction to Lead Mining Industry

Lead ore mining process was always very hard and dangerous work. From the early 1740's until around 1890 mining was usually done by one man holding a chisel while his partner hit it with a sledgehammer. Once a suitable hole was created, gunpowder was placed in the hole, a straw fuse attached and lit. After the explosion when the dust had settled, the men would then break up the rock and the lead mining would be taken to the surface for processing.
The lead mining was taken to the surface by boys as young as 8, dragged out on sleds, for the 'dressing' process. This is where it is separated from the waste materials prior to smelting. Once the lead mining was separated it was washed and then crushed and washed again until it was clean.

Lead Mining Crusher
Lead mining crusher is the essential mining equipment in lead mining mining and lead crushing industry. Most ores contain less than 10% lead, and ores containing as little as 3% lead can be economically exploited. Ores are crushed and concentrated by froth flotation typically to 70% or more. When lead is exploited to the ground, it's should be crushed or grinded for its further application. Lead mining crusher will act as the primary crushing equipment in lead mining crushing plant.

 

Lead Mining Applications
Although southwestern Wisconsin is best known today for its rich farmlands, place names such as Mineral Point and New Diggings evoke an earlier time when local mines produced much of the nation's lead. In the early nineteenth century, Wisconsin lead mining was more promising and attractive to potential settlers than either the fur trade or farming. Lead Ore Extraction potentially quick rewards lured a steady stream of settlers up the Mississippi River and into Grant, Crawford, Iowa, and Lafayette counties in the early nineteenth century. By 1829, more than 4,000 miners worked in southwestern Wisconsin, producing 13 million pounds of lead a year.
Europeans had known of the presence of lead mining in the upper Mississippi since the seventeenth century, and for hundreds of years before that, the Ho-Chunk, Mesquaki (Fox), Sauk, and other Indian tribes had mined its easily accessible lead. French fur trader Nicolas Perrot began actively trading in lead mined by Indians in the 1680s. When the French withdrew from the area in 1760, Indians guarded the mines carefully, revealing their locations only to favored traders such as Julian Dubuque.
Settlement in the region remained slow until a series of treaties between 1804 and 1832 gradually ceded all Indian lands south of the Wisconsin River to the U.S. This coincided with a strong demand for lead, which was widely used in the manufacture of pewter, pipes, weights, paint, and of course, ammunition for the firearms of an expanding U.S. military.