PDC угольной выбор немного

IntroductionHunan Feiray has developed a new kind of PDC pick, and it has got several patents. The tip of this kind of pick uses PDC insert instead of CARBIDE insert. Around the tip, the pick has CARBIDE inserts to make the gauge protection.This kind of PDC pick has excellent wear-ability and gauge protection, and it has a long useful life. Usually, its useful life is 6 times up than the CARBIDE pick. This kind of pick can reduce the replacing frequency, improve the development efficiency, and it can be widely used for mining.TestingWe use the pick of U135 to test the development machine EBZ200C, the rock strata is limestone(with little quartz), the hardness class is 7 8. After 126 workinghours, the useful life of the PDC pick is 6 times up than the CARBIDE pick.SizeHunan Feiray is a manufacturer of PDC tools, we can produce the PDC picks of U76. U82. U84. U85. U92. U94. U95. U135. U170and so on,the detail is as follows:(We can also make the PDC picks according to your drawings.)Model ASizeD( mm)L( mm)l1( mm)U762512964U823015280U843014270U853516084U9235196102U943518490U953518086U1353815985 Model B SizeD1( mm)D( mm)L( mm)l1( mm)U47383013661U1704335223103