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China Vacuum brazed fire rescue blade factory

Vacuum brazed fire rescue blade

China Portable Multi function stone and ceramic cutting machine-QX1200 factory

Portable Multi function stone and ceramic cutting machine-QX1200

China Coarse concrete floor burnishing machine 12T-580A,Muti-function floor grinding machine 12T-580A factory

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China Ceramic diamond calibrating rollers, diamond fixed thickness roller factory

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China New product:D76*91T*131L*M22*2.5P diamond spherical milling cutter for grinding stone vase factory

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China Resin filled diamond zero tolerance grinding wheel factory

Resin filled diamond zero tolerance grinding wheel

China CNC stubbing milling wheel for counter,continuous diamond stubbing wheel for stone factory

CNC stubbing milling wheel for counter,continuous diamond stubbing wheel for stone

China D150 ceramic chamfering grinding wheel factory

D150 ceramic chamfering grinding wheel

China Silent diamond calibrating wheel factory

Silent diamond calibrating wheel

China D100*20W*40# continuous rim snail lock diamond cup grinding wheels,snail lock diamond cup grinding wheels factory

D100*20W*40# continuous rim snail lock diamond cup grinding wheels,snail lock diamond cup grinding wheels

China Supply Diamond Ultra-Thin Sintered Cutting Saws For Jade D150*1.1*10*25mm factory

Supply Diamond Ultra-Thin Sintered Cutting Saws For Jade D150*1.1*10*25mm

China 350mm laser welding diamond saw blade for cutting asphalt factory

350mm laser welding diamond saw blade for cutting asphalt

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News

Diamond mining and processing

  • Author:Sherry Huang
  • Source:www.boreway.net
  • Release on :2016-01-25
DIAMONDOrebodyAfter mining through hardships, the need to go through multi-channel processing selection, before derive rough diamonds. Rough diamond, only about 20% can be used for jewelry purposes of rough, but most can only be used for cutting, grinding andpolishingAnd other industrial uses. It has been a rough estimate is too, to get 1ct weight of diamonds, at least to deal with 250 tons of ore mining, harvesting rate is very low; if you want to pick out from PolishedDiamondsThat the ratio between the two is very poor in the.