steel grinding mining ball

 grinding steel grinding mining balls

 

Forged Steel grinding steel grinding mining ball

1.Spcification 1:

 grinding steel grinding mining balls

1.Chemical composition:

C		Mn		Si		Cr		Mo		S	P
Min	Max	Min	Max	Min	Max	Min	Max	Min	Max	Max	Max
0.52	0.85	0.60	1.10	0.17	0.37	0.05	0.25	0.00	0.04	0.04	0.035

 2 Hardness of Grinding Ball

	DIA25MM-DIA110MM	DIA125MM-DIA150MM
Superficial	55HRC-65HRC	53HRC-63HRC
Volumetric	55HRC-65HRC	53HRC-63HRC

 2.Specification 2

 

 grinding steel grinding mining balls

1.Chemical composition:

C		Mn		Si		Cr		Mo		S	P
Min	Max	Min	Max	Min	Max	Min	Max	Min	Max	Max	Max
0.72	0.82	0.70	1.10	0.17	0.37	0.28	0.60	0.00	0.04	0.04	0.035

 2 Hardness of Grinding Ball

	DIA25MM-DIA90MM	DIA110MM-DIA150MM
Superficial	60HRC-65HRC	55HRC-63HRC
Volumetric	60HRC-65HRC	55HRC-63HRC

 3.Specification 3

casting grinding steel grinding mining ball

DIA17-DIA120MM

hardness:55-65HRC

1.high-Cr-steel grinding mining ball

ZQCr20  ,Cr:19-22

ZQCrR17 ,Cr:18-18

ZQCr11,Cr:2.0-3.2

2.Low-Cr-steel grinding mining ball

ZACr2,Cr: 1.5-3.5

 

 grinding steel grinding mining balls

 

 

 grinding steel grinding mining balls