Coated Turning Grades for Cast & Ductile Iron AC4010K /AC4015K /AC4125K Coating Grade for Cast Iron Turning AC4010K / AC4015K / AC4125K Coated Grades for Cast Iron
Application Examples of AC4125K
Nodular Cast Iron Dierential Case External Turning/Facing
Nodular Cast Iron Dierential Case External/Internal Turning/Facing
AC4125K
AC4125K
AC4125K demonstrates excellent chipping resistance and 1.5x tool life in heavy interrupted machining of high-strength ductile cast iron.
AC4125K demonstrates excellent chipping resistance in heavy interrupted machining of high-strength ductile cast iron
AC4125K+EGU (11 pcs/C)
AC4125K+EGU (17 pcs/C)
Competitor H (11 pcs/C)
Competitor G (11 pcs/C)
Tool Used: CNMG543EGU (AC4125K) Interrupted Machining Cutting Conditions: vc=525 SFM, f=.008-.018 IPR, ap=.098-.118” Wet
Tool Used: CNMG543EGU (AC4125K) Interrupted Machining Cutting Conditions: vc=425-555 SFM, f=.008-.018 IPR, ap=.098-.118” Wet
80-55-06 Wheel Hub Facing
Nodular Cast Iron Load Sheave External Turning/Roughing
AC4125K
AC4125K
AC4125K achieves 1.3x longer tool life than competitors' products
AC4125K achieves 1.2x longer tool life than competitors' products
AC4125K+EGZ (10 pcs/C)
AC4125K (240 pcs/C)
Competitor I (8 pcs/C)
Competitor J (200 pcs/C)
Tool Used: DNMG442EGZ (AC4125K) Interrupted Machining Cutting Conditions: vc=655-985 SFM, f=.006 IPR, ap=.020” Wet
Tool Used: DNMA432 (AC4125K) Interrupted Machining Cutting Conditions: vc=655 SFM, f=.006 IPR, ap=.039” Wet
Nodular Cast Iron Carrier Case External Turning/Facing
Nodular Cast Iron Dierential Case External Interrupted Turning
AC4125K
AC4125K
AC4125K achieves 2x longer tool life than competitors' products Minor damage even when machining 50 pieces
AC4125K achieves 1.3x longer tool life than competitors' products Minor damage after machining 30 pieces
Vbmax: .009”
Vbmax: .020”
AC4125K+EME (30 units/C) Vbmax: .007”
Chipping
AC4125K+EGZ (50 units/C)
Conventional Tool (50 units/C)
Vbmax: .015”
Competitor K (30 units/C)
Tool Used: CNMG433EGZ (AC4125K) Interrupted Machining Cutting Conditions: vc=655 SFM, f=.012 IPR, ap=.098” Wet
Tool Used: CNMG433EME (AC4125K) Interrupted Machining Cutting Conditions: vc=490 SFM, f=.008-.012 IPR, ap=.079” Wet
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