论文部分内容阅读
美国ＣｒｕｃｉｂｌｅＭａｔｅｒｉａｌｓ公司宣布开发成功ＣＰＭＲｅｘ 1 2 1含高钒钴的粉末冶金高速工具钢 ,该材料与过去任何一个型号的高速钢相比 ,具有更好的耐磨性 ,更高的硬度和红硬性。ＣｒｕｃｉｂｌｅＭａｔｅｒｉａｌｓ公司宣称 ,该材料优异的红硬性使其比含钴高速
United States CrucibleMaterials announced the successful development of CPMRex 1 2 1 high vanadium cobalt powder metallurgy high-speed tool steel, the material than any previous model of high-speed steel, with better wear resistance, higher hardness and red hardness. CrucibleMaterials claims that the material’s excellent red hardness makes it faster than cobalt