... 's hardness10 Main Advantanges:1,These products through many strength test (Static compress strength, TI, TTI) magnetic separation, morphology consistent, with ... 's hardness10Main apllication:1,These products apply to making tools for sawing hard stone,such as wire saw,stripe saw,gang ... saw,big saw blade etc.2,For all kinds of concrete,geological drilling,engineering drilling,and all ...