abrasive hardness

By Make experiment of plunger case surface abrasion hardness, in the last, adopt high strength engineering plastic to act as anti-abrasive material, make the success, get great result.

通过对柱塞的表面耐磨层进行各种试验，最后采用了高强度工程塑料进行压注试验，取得了成功，效果显著。

The adhesion , micro-hardness and abrasive resistance of the film were tested.

测定了其结合强度 、 显微硬度及耐磨性能.

Hardness than corundum, abrasive easily broken, sharp edges and corners, good cutting, grinding heat and small.

硬度高于棕刚玉, 磨粒易破碎, 棱角锋利, 切削性能好, 磨削热量小等.

Cubic borazon has been developed as an ideal hard abrasive due to its high hardness, high thermal stability and high chemical inertia properties.

立方氮化硼因其具有三高特性，而成为一种理想的硬磨料得以发展。

The main characteristics of abrasive wheels include five factors, namely abrasive material, grain size, hardness, structure and bond type.

砂轮的主要特征包括磨料、度、度、织个结合剂五个因素。