KBN60M

灰口铸铁的高速精加工。
高含量CBN覆膜耐热性涂层；母材硬度33GPa，抗折强度1250GPa。
CBN是由硬度仅次于金刚石的立方晶体氮化硼粒子在高温高压下烧结而成的多结晶CBN(立方晶体氮化硼)刀具。

 

CBN(立方晶体氮化硼)

PVD MEGACOAT

黑红色

中碳钢和高碳钢C>0.25%，硬度<220HB(<25HRC),ST52, S355JR, C35, GS60, Cf53;
合金钢和工具钢C>0.25%，硬度<330HB(<35HRC),16MnCr5, Ck45, 紧固件用合金钢21CrMoV5-7, 高硫中碳易切削钢38SMn28,40MnB,20MnCr5,55#钢;
合金钢和工具钢C>0.25%，硬度340-450HB(35-48HRC),轴承钢100Cr6, 调质钢30CrNiMo8, 齿轮钢42CrMo4, 弹簧钢C70W2, 高速工具钢S6525, 高锰钢X120Mn12;
硬化材料 48-55HRC;
硬化材料 56-65HRC;

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