cbn車刀型號TNGA160404160408,數控刀具,氮化硼刀片cbn車刀型號TNGA160404/160408/160412,數控刀具,氮化硼刀片CBN刀具的加工材質(1)高硬度鑄鐵如高鉻鑄鐵、合金鑄鐵、鎳硬鑄鐵、白口鑄鐵均屬於高硬度鑄鐵,典型零部件有軋輥、工業泵等...Read more