Decorative steel ball
Size from dia20-160mm
Advantage: Smooth surface, no rust, good weldability
Application fields: Architectural decoration and decorative wrought iron etc.
Forged Grinding Steel Ball
1. Size from dia 20mm to dia 160mm.
2. Chemical Composition(%): C: 0.57-0.65 Si: 0.17-0.37 Mn: 0.70-1.0 Cr: 0.25max S: 0.04max P: 0.04max
3. Hardness: HRC55-65
4. Packing: By steel drums or flexible container bags
5. The grinding balls are widely used in the ball mill for mines, cement plants, power stations, chemical industries, etc.
6. It has the characters of: No breakage, good wear resistance, no deformation, uniformity of the hardness from surface to core.
PRODUCTSSIZEHARDNESSCHEMICAL COMPOSITION1) 65Mn Forged grinding ball 25mm-180mmHRC55-65C: 0.52-0.65; Si: 0.15-0.37; Mn: 0.6-1.2; S & P: 0.04Max; Cr: 0.25Max2) B2 Forged grinding ball25mm-180mmHRC60-68C: 0.75-0.90; Si:0.17-0.37; Mn:0.7-0.9; P: 0.035 MAX; S: 0.035MAX; Cr:0.40-0.70. 3) High chrome cast grinding ball 12.7mm-120mm
HRC58-65Cr:11-27; C: 2.0-3.0; Si:1.0Max; Mn: 0.5-1.5; S & P:0.10Max;4) Low chrome cast grinding ball 12.7mm-120mm
HRC47-55Cr:1-3; C: 2.2-3.6; Si:1.0Max; Mn: 0.5-1.5; S & P:0.10Max; 5) Medium chrome cast grinding ball 12.7mm-120mmHRC47-60Cr:4-10; C: 2.2-3.6; Si:1.0Max; Mn: 0.5-1.5; S & P:0.10Max;