SN 80

SN 80

SN 80 is a standard cutting material for turning cast iron parts and alloyed cast iron in continuous cutting. This cutting material’s strength is seen in applications with high cutting allowances as well as in situations where wear resistance is in high demand.

SN 80 Performance Data
Material Ductile cast iron, alloyed gray cast iron
Types of machining External Machining/External Turning Internal Machining/Internal Turning
Cutting conditions Continuous Cut
Tool entry conditions Excellent Tool Entry Conditions
Machining 1.6 Ra 3.2 Ra 6.3 Ra

Semi-rough machining, finishing

Cutting data recommendations finish turning cast iron vc = 300 – 1,000 m/min
f = 0.25 – 0.5 mm
ap => 1.5 mm
KSS Without KSS

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