Martensitic Hardened Industrial Grinding Balls Stainless Steel For Ball Mill 440C
Price:
Negotiable
MOQ:
1kg
Delivery Time:
within 15days
Brand:
Zhongli
Product Description
Martensitic Hardened Industrial Grinding Balls Stainless Steel For Ball Mill 440C
Premium 440C Stainless Steel Grinding Balls
Martensitic hardened steel balls made from 440C stainless steel offer exceptional hardness and wear resistance for high-impact grinding applications. These precision components are engineered for demanding industrial environments where durability and performance are critical.
Key Properties of 440C Stainless Steel
- Hardness: Minimum 58 Rockwell "C" (HRC) for superior wear resistance
- Density: 7.67 g/cm³ (0.277 lb/in³) for robust performance
- Magnetic: Strongly attracted to magnetic fields
- Machinability: Can be ground, honed, and lapped with conventional abrasives
- Weldability: Possible with specialized techniques
Industrial Applications
- Precision bearings and anti-friction bearings
- Industrial valves and conveyor systems
- Medical instruments and food processing equipment
- Oil refinery components and quick coupling devices
Chemical Composition
| Element | Content (%) |
|---|---|
| Carbon | 0.86 - 1.20 |
| Chromium | 16.0 - 18.0 |
| Manganese | ≤ 1.0 |
| Silicon | ≤ 1.0 |
| Molybdenum | ≤ 1.0 |
Technical Specifications
| Parameter | Value |
|---|---|
| Tensile Strength | 100,000-180,000 psi |
| Yield Strength | 50,000-150,000 psi |
| Elongation | 55%-60% |
| Modulus of Elasticity | 29,000,000 psi |
Product Features
Anti-erosion and corrosion resistance
Non-magnetic with HRC≤26
Suitable for grinding various materials
Precision spherical shape with smooth surface
Cost-effective grinding media solution
Manufacturing & Global Distribution
International Shipping Cases
Ship to Poland:
Ship to France:
Frequently Asked Questions
What are stainless steel mill balls?
Stainless steel mill balls are spherical components made from stainless steel, used primarily in grinding, milling, and mixing applications. They are known for their durability, corrosion resistance, and ability to withstand high-stress environments.
What materials are stainless steel mill balls made from?
Common materials include:
- 304 Stainless Steel: General-purpose, corrosion-resistant
- 316 Stainless Steel: Higher corrosion resistance, ideal for harsh environments
- 420 Stainless Steel: Harder and more wear-resistant
- 440C Stainless Steel: High hardness and wear resistance, suitable for heavy-duty applications
What are the primary uses of stainless steel mill balls?
- Grinding and milling media in industries like mining, chemicals, and pharmaceuticals
- Mixing and dispersing in paint, ink, and food production
- Precision components in bearings, valves, and pumps
- Decorative or functional elements in furniture and art
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Company
Guangzhou Zoli Technology Co.,Ltd.
Location
Room 702A, No. 585, Airport Road, Tangjing Street, Baiyun District, Guangzhou City, Self-compiled 2341
Contact Person
Ain Qiu