Contact us

 

  • Suizhou Gaincin Machinery Co.,Ltd 
  • add: No.1704, Jinxiu River, Wenfeng, Zengdu, Suizhou, Hubei, P.R.China
  • E-mail:
  • Info@gaincin.com
  • Kimy.Lee@gaincin.com
  • Candy.Wu@gaincin.com 
  • Tel:  86-722-358 8806
  • Fax: 86-722-358 8806 x 8002
  • Website: www.gaincin.com 

 

 


 

 

 

 

 

 

 

 

 

 

 

 

 

Website:http://www.web-sun.cn
TEL:0592-2686956
FAX:0592-2686956
Email: client@web-sun.cn.

 

 

 

 

 

 

 

 

 

Grinding Media Ball Equipments

Grinding  Media Ball Equipments

* Products:

 Gaincin's forged steel grinding balls are produced by tradition hot forged and hot rolled processing. It is widely used in mining industry, especially in Gold, Silver, Copper mines,etc. Also, it can be used in cement industry, power industry and other industry worldwide.Based on our advanced and mature technics, Gaincin's forged steel grinding balls prossess many outstanding advantages, say round and smooth surface, superb impact toughness, low crush rate & well-proportioned hardness...


*Standard sizes (mm):
20, 25, 30, 35, 40, 50, 60, 65, 75, 80, 90, 100, 115, 125, 133, 140, 150mm.

Forged grinding cylinders are also available upon request.

 

*Gaincin’s Forged/Rolled Steel Grinding Balls: Microstructure and Mechanics

 MFG 

name

Microstructure

Toughness Without 

Notch (J/cm2)

Hardness HRC

Hardness Difference 

on the Section of grinding balls

Gaincin

M+C

12.0~20.0

55~65

1~2

 

*Gaincin’s Forged/Rolled Steel Grinding Balls: Chemical Composition(%)

 MFG name

C

Si

Mn

Cr

Mo

Ni

Cu

P

S

Gaincin

0.5~2.0 

0.15~0.80 

0.5~1.8

<1.50

< 1.20

< 1.20

< 1.20

< 0.035

< 0.035

 

*Chemical composition(%) -details:

Materials

No.

C

Si

Mn

Cr

P

S

GC-45#

0.42-0.48

0.17-0.37

0.50-0.80

≤0.15

≤0.050

≤0.035

GC-60Mn

0.57-0.65

0.17-0.37

0.70-1.10

≤0.25

≤0.050

≤0.035

GC-65Mn

0.62-0.75

0.17-0.37

0.90-1.20

≤0.25

≤0.050

≤0.035

GC-B2

0.75-0.85

0.17-0.35

0.70-0.90

0.40-0.60

≤0.050

≤0.035

GC-B3

0.50-0.65

1.35-1.85

0.40-1.0

0.80-1.20

≤0.050

≤0.035

GC-B4

0.58-0.66

1.60-1.90

0.65-0.80

0.70-0.90

≤0.03

≤0.03

GC-B6

0.97-1.03

0.20-0.30

1.00-1.10

0.50-0.60

≤0.025

≤0.025

 

*Hardness (HRC)-details:  

 

Material No.

 

Impact toughness AK.J/cm3

 

Dropping test (sm)

Harness(HRC)

Φ25-50mm

(1’’-2’’)

Φ60-90mm

(2.5’’-3.5’’)

Φ100-150mm

(4’’-6’’)

surface

core

surface

core

surface

core

GC-45#

≥12

≥15000

≥55

≥38

≥54

≥35

≥52

≥30

GC-60Mn

≥12

≥15000

≥58

≥45

≥58

≥38

≥55

≥35

GC-65Mn

≥12

≥15000

≥60

≥60

≥60

≥54

≥58

≥50

GC-B2

≥12

≥15000

≥60

≥60

≥60

≥54

≥58

≥50

GC-B3

≥12

≥15000

≥60

≥60

≥60

≥58

≥60

≥55

GC-B4

≥12

≥15000

≥60

≥60

≥60

≥58

≥60

≥55

GC-B6

≥12

≥15000

≥62

≥60

≥61

≥58

≥61

≥55

 

*Packaging:
900kg net in iron drum or 1000kg woven bag. 22-26 Tons/20’ FCL 

*Key benefits:    
· Super hard and tough structure
· Structure is completely uniform
· Excellent wear-resistance