Low Chrome Cast Grinding Ball(Dia 25-160mm)

Specification:

Φ12.7;Φ15;Φ17;Φ20;Φ25;Φ30;Φ40;Φ50;Φ60;Φ70;Φ80;Φ90;Φ100;Φ110;Φ120;Φ125;Φ130.Φ140

Ourmain products:

High chromium cast grinding balls
Medium chromium cast grinding balls

Low chromium cast grinding balls

 

A)Chemical Composition

HIGH-Cr

Mark

Chemical Composition

C

Si

Mn

Cr

P

S

Mo,Al,Cu,Ni,Nb,Ti,Zr,V,B,Mg

ZQCr10

1.8-3.2

0.3-1.2

0.3-1.0

10.0-10.5

≤0.10

≤0.10

Atom

ZQCr12

Composition varies under specific working conditions.

ZQCr15

ZQCr17

ZQCr10

HRC

Aj(j/cm²)

Times of Falling Balls

Microstructure

56-66

≥2.5

≥10000

M+C

M-Martensite         C-Carbide

Specification

(mm)

10

12

12.7

15

20

25

30

40

50

60

70

80

90

100

110

120

MEDIUM-Cr

Chemical Composition

C

Si

Mn

Cr

P

S

Mo,Al,Cu,Ni,Nb,Ti,Zr,V,B,Mg

1.8-3.2

0.3-1.2

0.3-1.0

3.0-5.5

≤0.15

≤0.25

Atom

HRC

Aj(j/cm²)

Times of Falling Balls

Microstructure

≥48

≥2.0

≥7000

P+C

P-Pearlite         C-Carbide

Specification

(mm)

The same to HIGH-Cr

LOW-Cr

Chemical Composition

C

Si

Mn

Cr

P

S

Mo,Al,Cu,Ni,Nb,Ti,Zr,V,B,Mg

2.0-3.5

≤1.2

≤1.0

0.5-1.5

≤0.15

≤0.25

Atom

HRC

Aj(j/cm²)

Times of Falling Balls

Microstructure

≥45

≥1.6

≥5000

P+C

P-Pearlite         C-Carbide

Specification

(mm)

The same to HIGH-Cr

Pu'er Yilong Casting Co., Ltd. is located in the world's famous Puer tea base - Simao, enjoying convenient transportation. Our company is specializing in the production of high manganese steel mill ZGMn13 lining boards, gear plates, hammers, chrome high chromium alloy casting balls, wear-resistant materials, etc. Our products are widely used in cement, mining smelting, chemical industry, construction and other industries. We have an annual production capacity of 3,000 tons. Our smelting, detection, casting and heat treatment processing, technology and equipment are in the leading level. Our products are sold to Xishuangbanna and Southeast Asia.