Grade

Density
g/cm³

T.R.S
MPa

Hardness
HRA

Performance & application recommended

Approx
Grades in
China

ISO

MK6A

14.9

1860

92.0

Fine grain alloy, good wear resistance. Semi-finishing of chilled cast iron, non-ferrous metals alloys, semi-finishing and finishing of hardened steel, alloy steel.

YG6A

K10

MK8

14.7

2320

89.5

High strength, impact and shock resistance higher than MK 6A, but wear resistance and cutting speed comparatively lower. Roughing of cast irons, non-ferrous metal and their alloys as well as non metallic materials at low cutting speed.

YG8A

K20

MK10X

14.5

2150

91.0.

Fine grain alloy, good wear resistance. Used for processing hard wood, veneer board, PCB, PVC and metals.

-

K10-K20
M20

YS2T

14.5

2350

92.0

Fine grade alloy, with high wear resistance, high bending strength, high resistance to bonding, high thermal strength. Machining of refractory alloys. Stainless steel and high manganese steel, etc.

YS2T

K10-K20
M20

SL10

14.8

2420

90.5

High wear resistance, high bending strength, used for lead cutter in electrical line.

-

K20-K30

G20

14.3

2360

90.0

Conventional wear resistance, high bending strength, used for steel alloy etc.

-

K20-K30