80mm Steel Grinding Balls 70Cr2 | Manufacturer & Exporter
Steel Grinding Balls(80 mm), manufactured from high-quality 70Cr2 alloy steel, are designed for demanding mining, cement, mineral processing, and ball mill applications.
With 79–83 mm diameter, +3/-1 mm tolerance, 2.110 kg weight per ball, and maximum 4% smaller-size balls, they provide consistent grinding performance.
The 70Cr2 steel composition includes 0.65–0.75% C, 0.20–0.30% Si, 0.75–0.90% Mn, and 0.55–0.70% Cr, with controlled phosphorus and sulfur.
These grinding balls offer high wear and abrasion resistance, dimensional consistency, and long service life in continuous industrial operations.
As a manufacturer and exporter of 80 mm steel grinding balls, we supply bulk quantities with quality inspection and documentation according to customer requirements.
80 mm Steel Grinding Balls – 70Cr2 Alloy Steel
Steel Grinding Balls (80mm), manufactured from high-quality 70Cr2 alloy steel, are designed for heavy-duty grinding applications in mining, mineral processing, cement production, and ball mills. Our grinding balls are manufactured under controlled production conditions to provide consistent dimensions, high wear resistance, reliable performance, and long service life.
As a manufacturer and exporter of steel grinding balls, we supply 80 mm grinding balls suitable for continuous industrial grinding operations and large-scale mineral processing plants. The balls are produced according to controlled chemical and dimensional specifications to meet the requirements of demanding industrial applications.
Product Specifications
| Specification | Details |
|---|---|
| Product Name | 80 mm Steel Grinding Balls |
| Steel Grade | 70Cr2 |
| Nominal Diameter | 80 mm |
| Dimensional Tolerance | +3 / -1 mm |
| Diameter Range | 79–83 mm |
| Equal or Smaller Size | Maximum 4% |
| Weight per Ball | 2.110 kg |
| Surface Area per Ball | 20,113 mm² |
| Applications | Mining, Cement, Mineral Processing, Ball Mills |
Chemical Composition of 70Cr2 Steel
| Chemical Element | Composition (%) |
|---|---|
| Carbon (C) | 0.65–0.75 |
| Silicon (Si) | 0.20–0.30 |
| Manganese (Mn) | 0.75–0.90 |
| Phosphorus (P) | ≤ 0.03 |
| Sulfur (S) | ≤ 0.03 |
| Chromium (Cr) | 0.55–0.70 |
Main Advantages of 80 mm Steel Grinding Balls
- High abrasion and wear resistance
- Suitable for heavy-duty ball mill applications
- Controlled dimensional tolerance
- Consistent ball weight and size
- Manufactured from 70Cr2 alloy steel
- Suitable for mining and mineral processing applications
- Designed for long-term continuous grinding operations
- Available for bulk international export orders
Applications of 80 mm Grinding Balls
80 mm Steel Grinding Balls are suitable for a wide range of industrial grinding applications, including:
- Iron ore grinding
- Copper ore grinding
- Gold and mineral processing
- Cement grinding
- Mining operations
- Ball mills
- Industrial mineral processing
- High-abrasion grinding applications
Quality Control
Our 70Cr2 steel grinding balls can be inspected according to the buyer's technical requirements. Quality control may include chemical composition analysis, dimensional inspection, ball weight control, hardness testing, surface inspection, and batch traceability.
Export and Bulk Supply
80 mm Steel Grinding Balls – 70Cr2 are available for bulk international orders. We supply grinding balls to customers requiring reliable and wear-resistant grinding media for mining, cement, mineral processing, and industrial ball mills.
As a manufacturer and exporter of steel grinding balls, we can provide products according to agreed technical specifications and buyer requirements. Quality documentation and inspection certificates can be provided upon request.
80 mm Steel Grinding Balls Manufacturer
We are a manufacturer of 80 mm steel grinding balls made from 70Cr2 alloy steel, offering reliable grinding media for demanding industrial applications. Our products are available for domestic and international markets, with bulk quantities prepared according to customer specifications and export requirements.
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