high chrome steel grinding ball

AnHui NingGuoShi XinGaoXin Steel Lining Co.Ltd is located in the biggest production base for wear resistant materials in Asia - Ningguo City. A professional manufacturer of high;medium;low chromium alloy cast grinding balls;grinding bars ;grinding ball mould;production line and forgings, we can also supply polybasic alloy casting balls and polybasic alloy steel linings. "high quantity,good price,best service"is our aim! high chrome steel grinding ball Our products have obtained ISO 9001---2008. A) Diameter: 15~150mm balls, 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:  

Nominal diameter	Diameteical  Tolerance	Weight of single ball in average	Surface hardness	Impact toughness
(mm)	(mm)	(g)	(HRC)	(j/cm2 )
Φ20	+2      -1	32	50-65	≥12
Φ25	+2      -1	63	50-65	≥12
Φ30	+2      -1	110	50-65	≥12
Φ40	+2      -1	260	50-65	≥12
Φ50	+2      -1	515	50-65	≥12
Φ60	+3    -2	870	50-65	≥12
Φ70		1410
Φ80		2104
Φ90		2996
Φ100		4110
Φ110	+4     -2	5450	45-65
Φ120		7102
Φ130		9030
Φ140	+4    -3	11278
Φ150		13871

 

Chemical cpmposition	C	Si	Mn	Cr	Mo	P	S
Data	2.2-3.5	≤ 1.4	0.3-1.5	0.4-3.0	<1.0	≤ 0.15	≤ 0.15