China Chrome forged steel grinding balls manufacturer for mining industry

We are a professional manufacturer and exporter of forged steel grinding media balls.We can manufacture various grinding media balls for ball mills,ball crushers workded for mining industry,cement industry,chemical industry and so on.

==Parameter of forged steel grinding media balls factory    

Nominal diameter(mm)	Theoretical diameter(mm)	Approx.Mass per ball(G)	Average number of balls per MT	Diametrical tolerance(mm)
25	26.0	72	13,900	+1.5 -2.0
30	31.2	125	8,000	+1.5 -2.5
40	41.6	296	3,380	+1.5 -2.5
50	52.0	578	578
60	62.4	999	1,000	+1.5 -3.5
65	67.6	1,270	790
70	72.8	1,586	630
80	83.2	2,367	420
90	93.6	3,371	300	+1.5 -4.5
100	98.8	3,964	250
120	124.8	7,989	125	+1.5 -5.5
150	153	13,800	70

==Feature of froged steel grinding media balls---manufacturer and factory

1) High Hardness: Huamin forged grinding steel media ball has high hardness: surface hardness can reach to 55-67 HRC, volume hardness 56-64 HRC
2) High Impact Toughness: more than 12 J / cm2.
3) Low Brokage Rate:  peel fragmentation resistance property of over 20000 times. the actual breakage rate is less than 1% and close to 0.

==Packing Instruction:
Strong Nylon Bag:Avalible Bag: 500kg; 1000kg
Barrels
==Chemical composition:

C(0.6-1.2) Cr (<1.0) Si(0.15-0.6) Mn(0.6-1.5) S(<0.04) P(<0.04) Cu(<0.1) Mo(<0.25) Ni(<0.1)

==Application of hyper steel grinding media balls

1.Cement plants 
2.Power stations 
3.Chemical industry