The surface characteristic of the grinding hardening parts and effect of grinding parameters on the hardnesspenetration depth and the new process industrial application will be illustrated in detail.
主要论述了磨削淬硬零件的表面特性及磨削参数对磨削淬硬层深度的影响以及在工业中应用的可行性。
2
Results: The hardness of black plaster is positively associated with softening point and viscosity, while it is negatively correlated with penetration.
结果：黑膏药的软化点、黏度与软硬度呈正相关，而针入度与软硬度呈负相关。
3
Some product applications require properties of hardness and strength to resist penetration under high pressure and to provide maximum wear qualities only on the surface.