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KBN25M

淬火鋼、高硬度合金鋼的通用領(lǐng)域的穩(wěn)定加工。
高耐熱性CBN覆膜耐熱性涂層；母材硬度27GPa，抗折強(qiáng)度1000GPa。
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(jié)而成的多結(jié)晶CBN(立方晶體氮化硼)刀具。

 

CBN(立方晶體氮化硼)

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(zhì)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 56-63HRC;

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