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Certification:ISO 9001:2008,ISO14001
Ball mill grinding media -- low price forged steel grinding balls
Breif Description:
The products model we can produced as follow:
Forged steel ball: Dia. 20mm-150mm
Cast steel ball: Dia. 17mm-130mm
Grinding rod: Dia. 30mm-130mm. Length: 3m-9m
Steel cylpeb: 8mm*10mm-70mm*75mm
High Hardness: The surface hardness of forged and rolling balls is to 60-65 HRC and volume hardness is to 60-63 HRC
High Impact Toughness: The impact toughness is more than 12 J/cm2;
Low Broken Rate: The actual broken rate is not higher than 1%;
Even Wear-resistance: The loss of ball round rate is 50-300 g/ton.
Chemical composition:
| Material | C | Mn | Si | Cr | S | P |
| 50MN | 0.48-0.56 | 0.70-1.0 | 0.17-0.37 | 0.25 max | 0.035max | 0.035max |
| 60MN | 0.57-0.65 | 0.70-1.0 | 0.17-0.37 | 0.25 max | 0.035max | 0.035max |
| 65MN | 0.60-0.70 | 0.90-1.20 | 0.17-0.37 | 0.25 max | 0.035max | 0.035max |
| 75Mn | 0.72-0.92 | 0.17-0.37 | 0.7-1.0 | 0.4-0.6 | 0.035max | 0.035max |
| 75MnCr | 0.70-0.85 | 0.7-0.8 | 0.17-0.37 | 0.2-0.7 | 0.03 max | 0.03 max |
| 75SiMn | 0.70-0.90 | 0.7-1.2 | 0.4-0.8 | 0.25 max | 0.03 max | 0.03 max |
Specifications:
|
Impact Test AK.J/cm2 |
Endurance Test Times (5m) |
Dia 25mm-60mm | Dia 70mm-100mm | |||
| Surface | Core | Surface | Core | |||
| 50MN | ≥12 | ≥10000 | ≥56 | ≥35 | ≥56 | ≥28 |
| 60MN | ≥13 | ≥10000 | ≥58 | ≥38 | ≥58 | ≥29 |
| 65MN | ≥15 | ≥12000 | ≥60 | ≥42 | ≥60 | ≥30 |
| 75MnCr | ≥17 | ≥12000 | ≥60 | ≥52 | ≥60 | ≥50 |
| 75 SiMn | ≥16 | ≥12000 | ≥60 | ≥50 | ≥60 | ≥48 |
Raw Material:
Strict quality control of steel material from BIG STEEL FACTORY GROUP.You know the good grinding balls quality depends on the good raw material.
Prodcution Line:
1.Traditional Hammer Forging: Raw material-Cutting-Heating-Forging-Quenching-Tempering-Testing-Packing
2. Hot Rolling
Testing:
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
Packing:
Container bags(Net weight:1000KGS) or Steel drums(850-900KGS) or in clients' requirements
Our advantage:
1. All of the grinding material can do the well-know and most professional in grinding media industry test certificate: SGS
2. All products are our own production, no other commissons expense. We guarantee to provide the best competitive price
3. Delivery on time, due to our production capacity: 100,000 tons/year
Our Services
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.
WE LOOK FORWARD TO THE OPPORTUNITY TO DISCUSS HOW WE CAN BECOME A PARTNER IN YOUR SUPPLY CHAIN SOLUTION .
Grinding Media Contact ( 24 hours on line waiting for your consult):
Email:zhang@grindingballs.net.cn
Skype:xiao627965
Phone:+86 15508621235
Send Inquiry to This Supplier
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