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AC4000K Grades
Coated carbide grades
From Ultra-high-speed Machining of Gray Cast Iron to Heavy Interrupted Machining of High-strength Ductile Cast Iron.
Grade Selection
AC4010K
Our 1st recommended grade for machining gray cast iron. Ultra-thick film coating enables ultra-high-speed machining at vc=700m/min.
AC4015K
Our 1st recommended grade for machining of ductile cast iron. High-adhesion and high-strength coating enables stable and long tool life.
AC4125K
Our 1st recommended grade for interrupted machining of cast iron. Especially effective for stable long life in roughing of parts like differential cases and carriers.
Application examples
+100% Tool life
