Main purposes: the machine is used to break the ore and rocks whose hardness is below the middle, in the works of industrial departments such as beneficiation, chemical, cement, building materials.
主要用途：本机供选矿、化学、水泥、建筑材料等工业部门中破碎和细碎各种中等硬度一下的矿石和岩石之用。
PCB series crusher is used for breaking medium degree of hardness materials, such as brittle ore, rock, coal limestone, slag, etc. in chemicals, cement, building materials and electricity industries.
PCB系列锤式破碎机可供化工、泥、材、电等工业部门做中碎或细碎各种中等硬度以下的脆性矿山、石和煤、灰石、渣等。
This series crusher applies to crush all kinds of ore and rock over middle hardness.
本系列破碎机，适用于破碎中等以上硬度的各种矿石和岩石。
Author used laser beam to quench the surface of the ore milling roller, so that increase its surface hardness and improve its wear resistance properties, and prolong its service life.
笔者对磨辊表面进行激光束淬火处理，以提高磨辊的表面硬度，增强磨辊的抗磨粒磨损性能，从而达到延寿的目的。
ZJS series of core barrels are developed to cope with strongly altered gold ore and body which is hard, brittle, of alternate hardness and difficult to core.
针对某含金矿地层蚀变强烈，岩矿层硬、碎、软硬不均、取心困难的特点，研制了ZJS系列钻具。
ZJS series of core barrels are developed to cope with strongly altered gold ore and body which is hard, brittle, of alternate hardness and difficult to core.
针对某含金矿地层蚀变强烈，岩矿层硬、碎、软硬不均、取心困难的特点，研制了ZJS系列钻具。
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