Coated Turning Grades for Cast & Ductile Iron
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Application Range
2,310
AC4010K 1st recommended grade for machining gray cast iron. Ultra-thick film coating enables ultra-high-speed machining as high as 2,300 SFM. AC4015K 1st recommended grade for machining of ductile cast iron. High-adhesion and high-strength coating enables stable and long tool life. AC4125K 1st recommended grade for interrupted machining of cast iron. Effective for stable long life in roughing of parts like differential cases and carriers.
AC4010K For High-efficiency Machining
1,980
1,650
1,320
1st Recommended Product for Machining Cast Iron AC4015K
AC405K (AC4010K Previous Grade)
990
660
AC415K (AC4015K Previous Grade)
Heavy Interrupted Cutting and Unstable Cutting
AC4125K
330
AC420K (AC4125K Previous Grade)
0
Finishing Roughing Continuous Light Interrupted Interrupted
Features of AC4010K/AC4015K
Technologies for high-adhesion, crystal orientation control and residual stress control for stable tool life for various types of cast iron, from grey cast iron to high-strength ductile cast iron.
Special Surface Treatment
Compressive stress more than twice as high as conventional stress Chipping resistance: Twice as much as conventional types
Al 2 O 3
Crater wear resistance in high-speed machining: Twice as much as conventional types Crystal Orientation Control Alumina Layer
Image of Crystal Orientation
Flank wear resistance: Twice as much as conventional types C-rich Ultra- ne TiCN Layer
TiCN
Smooth cutting edge treatment (Rz0.15μm → 0.07μm) greatly improves peel-off resistance High Adhesion Technology
Carbide Substrate
2
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