Page 725 - ISCAR(MILLINGCATALOG 38_2021)

USER GUIDE

ISCAR Milling Grades Chart
Grade ISO Grade Description Coating Layers Coating Color*

M25-M40 A grade with a tough substrate, a with PVD coating and a special
surface treatment. Designed for machining austenitic stainless TiSiN
IC882
steel, Titanium and high temperature alloys, particularly under TiAlSiN
S20-S30 hard cutting conditions. AlTiN MATERIALS AND GRADES
Base
P15-P30
M20-M30 A tough submicron grain size with a PVD coating coated grade.
K20-K30 Suitable for medium to high cutting speeds. Designed for
IC900
machining various materials like steel, stainless steel, Titanium,
S10-S25 and heat resistant alloys. AlTiN
H20-H30 Base
P05-P15
M10-M15
K05-K15 Ultra-fine carbide grain, PVD coated with high resistance to
IC902 abrasive wear, suitable for machining various materials including
hard steel and cast iron, at high cutting speeds.
S05-S10 AlTiN
H05-H15 Base
P10-P20
M15-M25 Ultra-fine carbide grain, PVD coated with high wear resistance
K10-K20 and toughness. High speed, medium feed. Used for up to 62
IC903 S10-S20 HRC hardened steel, Titanium, nickel-based alloys and stainless AlTiN
PVD COATED M05-M15 A hard submicron grain size substrate with PVD coating suitable Base
steel.
H10-H20
P10-P20
for a wide range of materials such as steels, alloy steels, and
K15-K30
IC907
hard steels, austenitic stainless steel and heat resistant alloys at
moderate to relatively high cutting speeds at stable conditions.
S10-S20 Features high wear resistance and plastic deformation durability. TiAlN
H05-H15 Base
P15-P30
M20-M30 A tough submicron grain size substrate with PVD coating,
K20-K30 recommended for general use in a large variety of operations and
IC908 materials such as steels, alloy steels, austenitic stainless steel and
high temperature alloys at moderate cutting speeds.
S10-S25 Features high wear resistance and chipping durability. TiAlN
H20-H30 Base
P15-P30
K15-K35
A PVD coated grade. First choice for milling gray and nodular cast
IC910
iron at medium to high cutting speeds.
AlTiN
Base
P20-P40
M25-M35 A tough substrate with PVD coating, suitable for machining
steel and stainless steel at low to medium cutting speeds
IC928
and moderate to high feeds. The grade is recommended for
S15-S30 interrupted cuts and machining under unstable conditions. AlTiN
Base
* For coated grades

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