Grade

ISO Code

Density g/cm³

 HRA

T.R.S MPα N/mm²

Performance & application recommended

SK6

K10

14.7-15.1

90-90.5

1850-200

Suitable for roughing & semi-finishing of cast iron, non-ferrous metals and their alloys, and cutting of non-metallic material.

SK6A

K10

14.7-15.1

91.5-92

1750-1850

High wear resistant. Suitable for semi-finishing of hard cast iron and semi-finishing & finishing of high manganese steel and so on.

SK6X

K10

14.7-15.1

91.5-92

1800-1950

Suitable for processing of cool hard cast iron and heat resistant alloy steel, and also finishing of ordinary cast iron.

SK8

K20

14.5-14.9

89-89.5

2000-2300

Suitable for processing of cast iron, non-ferrous metals and non-metallic material, and also roughing of uneven cross-section, intermittent cutting.

YS2T

K30-M30

14.4-14.6

91.5-92

2200-2400

Suitable for processing heat resistant alloy, high manganese steel and other materials.

ST5

P30

12.5-13

90-90.5

1800-2200

Suitable for semi-finishing of carbide steel and alloy steel.

ST14

P20

11.2-12

90.5-91

1400-1600

Suitable for roughing and semi-finishing of carbide steel and alloy steel

ST15

P10

11-11.5

91-91.5

1400-1600

Suitable for continuous cutting of finishing and semi-finishing of carbide steel and alloy steel.

SW1

M10

12.6-13.5

91.5-92

1400-1600

Suitable for processing of cast iron, ordinary steel, heat resistant steel, stainless steel and other difficult process steel.

SW2

M20

12.4-13.5

90.5-91

1600-1800

Suitable for processing of special difficult process steel, and also of ordinary steel and cast iron.