Specifications

1.HRC: 60-65
2.Dia: 20mm-150mm
3.high hardness
4.good wear resistance and low breakage

steel forged balls from 20-150mm 

We are the professional manufacturer of steel grinding ball. Our products have been exported to more than 40

 

countries in the world and all have enjoyed a great reputation. The specification of our products as following:

 

 

The process line of production

 

RAW MATERIALS → CUTTING → STOVE → FORGING → TRANSFER MACHINE → QUENCHING → HEAT TREATMENT → DIMENSION TESE →PACKING →TRANSPORTATION OR SEA FREIGHT

 

 

. Chemical composition:

Item	C	Cr	Si	Mn	S	P	Cu	Mo	Ni	Hardness
Element	0.6-1.2%	≤ 1.0	0.15-0.6	0.6-1.5	≤ 0.04	≤0.04	≤0.1	≤0.25	≤0.1	55-65

 

Specification and Hardness of Grinding Media Ball

Nominal diameter (mm)	Diametrical tolerance (mm)	Weight of Single of forging ball in average	Number of piece of One ton forging ball in average	Surface hardness	Impact toughness
DIA 20 DIA 25 DIA 30 DIA 40 DIA 50	+2 -1	32 64 110 263 513	31250 15625 9090 3802 1949	55-65	≥12
DIA 60 DIA 70 DIA 80 DIA 90 DIA 100	+3 -2	888 1410 2104 2996 4110	1126 709 475 333 243
DIA 110 DIA 120 DIA 130	+4 -2	5457 7102 9030	182 140 110
DIA 140 DIA 150	+4 -3	11278 13871	88 72

 

 

Application fields:

 

  1).Metal mines      2).Cement plants      3).Power station      4).Chemical industry

 

  5).Chemical engineering

 

 

 

Delivery detail:

 

  According to your request

 

Package:

 

  steel drum(800-900kg per drum) or flexible container bag(1000kg per bag)