1)cas grinding ball 2)size:8-130mm 3)hardness;58-65 4)applied:mine;cement plant ;powe station;chemical industry;etc

Cast grinding ball. grinding media steel ball. .

Our products have obtained ISO 9001---2008.

A) Diameter: 8-130mm

B). Characteristics: 1) High hardness 2) Good wear-Resistance  3) No breaking 4)No mal-roundness

C). Applied fields:1) Metal Mines 2) Cement plants 3) Water coal slurry 4) Power stations  5) Chemical industry

Our main products as follows:

 1,Cest Grinding Ball

Items	Suface hardness(HRC)		Endurance impact test
	Quenched	Unquenched	(Times)
High chrome Casting grinding balls	≥60	≥50	≥8000
Middle chrome Casting grinding balls	--	≥50
Low chrome Casting grinding balls	--	≥45
Forged steel ball	55-65HRC

 

Item

SIZES

φ17

φ20

φ25

φ30

φ40

φ50

φ60

φ70

φ80

φ90

φ100

φ110

φ120

φ130

Tolerence

+1.0

+2.0

+3.0

+3.5

-1.0

-1.0

-1.0

-1.5

Difference between max diam and min diam

≤1.0

≤2.0

≤3.0

high and low chrome grinding balls and grinding cylpebs(ISO9001:2000)