Grades Introduced From Abroad

Grade

Typical property values

Performance & Applications

Equivalent
to ISO

Density
g/cm3

Bending
Strength
N/mm2

Hardness
HRA

ZP10

11.95

1650

92.0

     Semi-finishing and finishing of steel, steel castings and alloy steel.

P10~P15

ZP10-1

11.1

1730

92.0

     Excellent in wear resistance, strength in use and red hardness. Semi-finishing and finishing of steel, cast steel, for geable cast iron and continuous nodular cast iron also suitable for copying , threading and milling

P10~P15

ZP20

11.4

1800

92.0

     High in impact resistance and strength in use. Roughing and semi-finishing of steel, cast steel, forgeable cast iron and nodular cast iron.

P15~P20

ZP25

12.6

1850

91.0

     Roughing turning ,milling and depth drilling of carbon steel, steel castings, manganese steel and alloy steel.

P20~P30

ZP30

12.6

1950

91.0

     High in strength in use and impact resistance. Medium to heavy cutting of steel and cast steel, Also suitable for milling 

P25~P35

ZP35

12.7

2220

91.0

     A versatile grade High in red hardness, strength in use and resistance to impact and thermal shocking. Roughing and strength cutting of steel and cast steel.

P30~P40

ZM10-1

13.2

1650

92.0

    High in red hardness and crater resistance .Capable of bearing impact load. finishing of cast iron alloy. mild steel, forgeable nodular cast iron and difficult-to-machine materials such as refractory steel, manganese steel, stainless steel.

M10~M15

ZM15

13.8

1800

91.0

    High in red hardness and strength in use; capable of resistiting  high impact load. Semi-finishing or finishing of refractory steel, manganese steel, austenitic stainless steel, machining of cast iron

M10~M20

ZM30

13.5

2000

90.5

    High strength in use; capable of resisting high impact load, yet wear resistance comparatively low ,Roughing and semi-finishing of refractory steel, manganese steel, stainless stell, etc.

M25~M30

ZK10UF

14.8

2000

93.0

    Semi-finishing and finishing of cast-irons and nonferrous metals it's also the unique material of solid carbide tools for holing.

M05~K15

ZK10-1

14.8

1600

91.5

    Semi-finishing and finishing of cast iron and machining of cat alloy iron, bronze and copper. Suitable for machining of aluminum and aluminum alloys

M05~K15

ZK10

14.9

1700

91.4

    It's belong to the fine grain grade. excellent wear resistance. Finishing of cast iron. non-ferrous metals, non-metailic materials and hardened steel. Also suitable for turning and milling.

M05~K15

ZK20

14.9

1800

90.5

　  Roughing and semi-finishing of cast iron. chilled cast iron, low alloy cast iron, non-ferrous metals and non-metallic materials.

M10~K20

ZK30

14.8

2000

90.0

　   Roughing of marble, plastics as well as non-ferrous metals, copper and aluminum and cast iron.

M20~K30

ZK40

14.6

2200

89.0

　   High in strength and impact resistance, Roughing and strength cutting of cast iron.

M30~K40