Grade

Chemical Composition Wc    Co

Hardness
HRA±0.3

Density
g/cm³±0.1

TRS
n/mm²

Grain Size
um

Applications recommended

YG3

3

92.5

15.2

1600

1.2~2.0

Semi-finishing and finisthing of cast irons,non-ferrous metal&alloys and non metallic materials at medium cutting speed.

YG6

6

91.5

14.90

2200

1.2~2.0

YG6X

6

92.5

14.90

2400

0.8

Machining of chilled alloy cast irons and refractory alloy steel of finishing of ot inary cast irons.

YG6.2A

5.5

93.5

14.60

3200

0.6

ZF10A

6

93.2

14.85

3500

0.7

Suitable for fine finishing and semi finishing for various cast irons and non-ferrous metal,also suitable for whole cutting tool making.

YG8

8

90.5

14.70

2500

1.2~2.0

Roughign of cast iron,no-ferrou:metals&alloys as well as non metallic materials at low cutting speed

YG8H

8.5

91.0

14.50

2000

1.2~2.4

ZF30A

10

91.8

14..45

3900

0.8

With excellent toughness and hardness,suitable for rough finishing and hole processing for cast iron and non-ferrous metal.

YT5(P30)

9

90.5

12.75

2300

1.2~2.0

Rough turning rough planning and half precision palning of carbon steel and alloy steel (including forged steel parts,stam-ped parts and cast iron suraes)during intermittent cutting.

YT14

8.5

92.0

11.4

1800

1.2~2.0

Rough turning rough planning and half precision palning of carbon steel and alloy steel (including forged steel parts,stam-ped parts and cast iron suraes)during intermittent cutting.

YT15

6.5

92.5

11.3

1700

1.2~2.0

Rough turning rough planning and half precision palning of carbon steel and alloy steel (including forged steel parts,stam-ped parts and cast iron suraes)during intermittent cutting.

YT30

4.5

93.2

9.5

1400

1.0~2.0

ZH8

8

92.0

14.4

2600

0.8

High red hardness,suitable for cutting of fairly hard wood

ZH9

8

92.5

12.3

2200

0.8

YW2

8

92.0

13.2

2800

0.8

Rouhging and medium machining of ordinary steel,manganese steel,stainless steel and advanced alloy steel.