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KBN60M

灰口鑄鐵的高速精加工。
高含量CBN覆膜耐熱性涂層；母材硬度33GPa，抗折強度1250GPa。
CBN是由硬度僅次于金剛石的立方晶體氮化硼粒子在高溫高壓下燒結而成的多結晶CBN(立方晶體氮化硼)刀具。

 

CBN(立方晶體氮化硼)

PVD MEGACOAT

黑紅色

中碳鋼和高碳鋼C>0.25%，硬度<220HB(<25HRC),ST52, S355JR, C35, GS60, Cf53;
合金鋼和工具鋼C>0.25%，硬度<330HB(<35HRC),16MnCr5, Ck45, 緊固件用合金鋼21CrMoV5-7, 高硫中碳易切削鋼38SMn28,40MnB,20MnCr5,55#鋼;
合金鋼和工具鋼C>0.25%，硬度340-450HB(35-48HRC),軸承鋼100Cr6, 調(diào)質鋼30CrNiMo8, 齒輪鋼42CrMo4, 彈簧鋼C70W2, 高速工具鋼S6525, 高錳鋼X120Mn12;
硬化材料 48-55HRC;
硬化材料 56-65HRC;

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