1. Material:steel, brass, aluminium, copper, stainless steel, or as per drawings or samples.2. Craft: forging3. Surface treatment: HDG, zinc plated, electroplating, black painting,yellow painting, etc.4. producing acc to your drawings5. high precision and low tolerance6. tolerance:+-0.01mm7.OEM & ISO 9001
Even Hardness,High Roundness,
High Combined Effciency of Grinding Mill
High Impact Value
It is resistant to abrasion and won't deform and crack.
Low breakage rate.
Grinding Coal In Power Plant.
We serve the global mining industry
|1) 60Mn Forged grinding ball||HRC58-65||≥HRC45|
C: 0.52-0.65; Si: 0.15-0.37; Mn: 0.6-1.2;
S & P: 0.04Max; Cr: 0.25Max
|2) B2 Forged grinding ball||HRC60-68||≥HRC55|
C: 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) B3 Forged grinding ball||HRC60-68||≥HRC55|
C:0.55-0.65; Si:0.2-0.37; Mn:0.75-0.9;
|4) B4 Forged grinding ball||HRC60-68||≥HRC58||C:0.58-0.66; Si:1.6-1.9; Mn:0.65-0.80; Cr:0.7-0.9; S/P≤0.03;|
|5) High chrome cast grinding ball||HRC60-65||≥HRC58|
Cr:11-27; C: 2.0-3.0; Si:1.0Max; Mn: 0.5-1.5;
S & P:0.10Max;
|6) Low chrome cast grinding ball||HRC48-55||≥HRC46|
Cr:1-3; C: 2.2-3.6; Si:1.0Max; Mn: 0.5-1.5;
S & P:0.10Max;
|7) Medium chrome cast grinding ball||HRC55-63||≥HRC55|
Cr:4-10; C: 2.2-3.6; Si:1.0Max; Mn: 0.5-1.5;
S & P:0.10Max;
Strict quality control of steel material from BIG STEEL FACTORY GROUP.You know the good grinding balls quality depends on the good raw material.
1.Traditional Hammer Forging: Raw material-Cutting-Heating-Forging-Quenching-Tempering-Testing-Packing
2. Hot Rolling
Quality control for each production shift (4hours/Shift);
Hardness, chemical elements and impact testing after production for each production shift;
SGS –third party testing before each delivery
Container bags(Net weight:1000KGS) or Steel drums(850-900KGS) or in clients' requirements
1. We are a direct manufacturer,located in the largest production base of forged grinding steel ball in China.We are very pleased to offer you the most competitive price.All products with high quality would pass the third party inspection before shipment.
2. The Heat treatment technology is very perfect, especially the tempeing process,which increase the hardness of the forging steel ball and nake the product more wear-resisting.
3. Our forged steel grinding ball has been exported to Japan,Indonesia,Malaysia and many other countries and have got great reputation from our customer at home and abroad.
4. Free Samples Can be Provided.
1. Free samples for your test before orders;
2. Soonest delivery time ;
3. Cooperate with many famours shipping companies,and sent the goods to your port safe and in time;
4. Any feedback after sales would get our soonest reply.
1.Professional Grinding balls Manufactory founded in 1981;
2.Advanced production equipment;
3.Exported more than 30 countries;
4.Experienced development personnel,professional designers,salesman and skilled workers
Send your message to this supplier
- Oriental Casting And Forging ,Ltd
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forged steel balls ,cast steel balls ,grinding rods
South America , Southeast Asia , South Asia
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