2011年9月25日星期日

gold ore milling equipment manufacturers in China

Quartz sand making plant:

Quartz sand is made by crushing quartz sotnes into sand with sand making machine. In this quartz sand making plant, jaw crusher is used as primary crushing equipment, impact crusher is used for fine crushing, then sand making machine is used for making sand and stone shapping. Vibrating screen is used as screening machine to screen out the suitable sand.

Quartz crushing plant generally crush quartz into particles with 10 mm to 40 mm for building construction such as highway, road and railway. Sometimes, quartz crusher machine is used to crush granite, marble, quartz from gold ore in gold mining project. quartz sand plant

Feldspar Ore Beneficiation

The feldspar is an important raw material for ceramics and glass manufacturing industry. With the top grade development of glass-ceramic products, the more high-purity low iron feldspar raw material is in demand: Although in our coumry feldspar resource is abundant, they must be got rid of the iron because of the high containing iron.

Feldspar Ore Beneficiation Plant

A reasonable beneficiation process flow of laboratory experiments about this alkaline feldspar ore is determined as "selective grinding-flotation-desliming-magnetic separation".It was effective to remove iron and color impurities from the ore after selective grinding,flotation of pyrite using butyl xanthate, desliming and high-gradient magnetic separation.From the experiments, a higb-grade feldspar conccntrate was obtained containing 0.17 percent Fe203 and 0.058 percent Ti0z witb the yield of 72.70 percent. This final feldspar beneficiation , concentrate plant is suitable for the ceramic industry.feldspar beneficiation plant

Classification of gold

According to the structural state of minerals and gold content ,Gold deposit minerals can be divided into the gold mineral , gold-bearing minerals and minerals containing gold three categories. Independent gold mineral refers to minerals and gold-bearing minerals in the form of gold output of gold, it is a natural occurrence of gold in the form of the most important, is the main target of industrial development and utilization. Industry directly only 10 kinds of minerals.gold ore milling equipment

Granularity of native gold

Native gold (silver gold, etc.) can be classified according to their size specified payment, micro payment, sub-microscopic gold, gold sub-electron diffraction. Information in accordance with Canadian mining companies, rock gold mine in less than 85% of the gold particle size 0.01mm, more than half of 1 ~ 5μm. Gold placer gold particle size in most of the changes in the range of 0.25 ~ 10mm, diameter of 1 ~ 4mm of which were the most common.

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