High Quality Forged steel ball Forging (Rolling) Steel Balls - OEM & ODM Manufacturing
- Model
- B2,B2-1,B3,B4,B6,B6-1
Item specifics
- Categories
- Casting and Forging
- Product name
- Forging (Rolling) Steel Balls
- Steel material
- B2,B2-1,B3,B4,B6,B6-1
- Volume Hardness
- 60-65HRC
- Diameter
- Φ20-Φ150
- Breakage rate
- 1% Max
- Packing
- 1000KG BAG/850-900KG DRUM
- Delivery time
- within 20 days after payment receipt
- Free sample
- yes
Review
Description

What is Forging (Rolling) Steel Balls
Forging (Rolling) Steel Balls is hammer forged from selected high quality carbon and alloy steels. By hammer forged, the balls have good density and strengths in favor of impact grinding.

Core Features
1.Material Composition: B2,B2-1,B3,B4,B6,B6-1,BU,1090,42CrMo,40Cr,50Mn,60Mn,65Mn..ect
2.Hardness and Toughness: Generally falls within the range of 55 to 65 HRC (Rockwell Hardness Scale), depending on the alloy and heat treatment.
3.Diameter: Forged (Rolling) Steel balls are available in Φ20-Φ150mm diameter sizes.
Forging (Rolling) Steel Balls
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.
Product Display
Normal Diameter
(mm) | Dia Tolerance
(mm) | Weight of Single
Ball in Average (g) | Surface Hardness
(HRC) | Impact Toughness (i/cm²) |
Φ20 | +2/-1 | 32 | >60 | ≥12 |
Φ25 | 64 | |||
Φ30 | 110 | |||
Φ40 | 263 | |||
Φ50 | 513 | |||
Φ60 | +3/-2 | 888 | ||
Φ70 | 1410 | |||
Φ80 | 2104 | |||
Φ90 | 2996 | |||
Φ100 | +4/-2 | 4110 | ||
Φ110 | 5457 | |||
Φ120 | 7102 | >58 | ||
Φ130 | 9030 | |||
Φ140 | +4/-3 | 11278 | >55 | |
Φ150 | 13871 |
Forging (Rolling) Steel Balls specifications:

Forged steel ball

Forged steel balls for ball mill

Forged stell balls with B2 B3
Application
1)Mining and Mineral Processing
In the mining industry, forged steel grinding balls are primarily used in ball mills to crush and grind minerals. These balls are crucial in the extraction and separation processes, where they help break down ores and other mineral deposits into finer particles.
This size reduction is essential for subsequent mineral extraction techniques, such as flotation, leaching, or gravity separation. The durability and hardness of forged steel grinding balls make them ideal for handling the harsh conditions found in mining operations, ensuring efficiency and cost-effectiveness."
2)Cement Bulding Materials
In cement manufacturing, forged steel grinding balls are used to grind clinker, the key ingredient in cement production, along with other raw materials like limestone, gypsum, and fly ash. These materials must be ground to a fine powder to achieve the necessary chemical reactivity and physical properties of cement. The consistent performance and wear resistance of forged steel grinding balls ensure that the grinding process is efficient, producing high-quality cement with the desired fineness. This contributes to the overall performance of the final product in construction applications.
3)Power Generation
Forged steel grinding balls play a critical role in power generation, particularly in coal-fired power plants. They are used in the pulverization of coal, where the coal is ground into a fine powder before being burned to generate electricity. Additionally, these grinding balls are employed in limestone grinding processes, which are part of the flue gas desulfurization systems used to reduce sulfur dioxide emissions. The high durability and efficiency of forged steel grinding balls make them essential for maintaining the reliability and performance of power generation equipment.
4)Chemical and Process Industries
In the chemical and process industries, forged steel grinding balls are used to grind a variety of materials into fine powders. This grinding process is critical in the production of chemicals, pharmaceuticals, pigments, and other fine materials. The precision and consistency provided by forged steel grinding balls ensure that the final products meet the required specifications and quality standards. Their resistance to wear and corrosion also makes them suitable for handling aggressive chemical environments.
5)Construction Materials
In the construction industry, forged steel grinding balls are used in the production of materials such as cement and aggregates. They help grind raw materials like clinker and limestone, ensuring that they achieve the proper fineness needed for use in concrete and other construction applications. This grinding process is crucial for the production of high-performance construction materials that meet industry standards for strength, durability, and reliability.
Applications & Solutions

Mining and metallurgy
As the grinding media in the ball mill

Cement Bulding Materials
It is mainly applied in the grinding process of raw materials and clinker

Power plant
Used for Grinding medium,Valve actuating element,Rolling elements of the bearing
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FAQ
What specifications, materials, and tolerance levels do your forged steel balls offer?
Our factory produce a full range of forged steel balls in diameters from 20mm to 150mm (custom larger sizes available).
Key Materials:
Carbon Steel (e.g., C45, 1045, 1055): Cost-effective for medium-impact applications.
Alloy Steel (e.g., 4140, 4340, 42CrMo): Superior strength/toughness for high-wear environments (e.g., mining ball mills).
Custom metallurgy available for specific hardness/corrosion needs.
Tolerances & Precision:
Diameter tolerance: ±0.5mm to ±1.0mm (size-dependent).
Sphericity (roundness): ≤ 0.5%–1.0% of diameter.
Specify your application (e.g., ball mills, bearings, valves) for tailored precision.
What international certifications and quality controls ensure product consistency?
Certifications: ISO 9001:2015 certified manufacturing.
Standards: ASTM/DIN/JIS compliant; customizable to client specifications.
Testing Protocols:
Hardness testing (HB/HRC)
Impact toughness (Charpy V-notch)
Chemical composition analysis
Dimensional & sphericity verification
Metallographic testing (upon request)
Quality Assurance:
Batch traceability
Raw material & in-process inspections
Pre-shipment inspection with optional third-party reports (e.g., SGS/Intertek)
What are standard delivery times, payment terms, and logistics for export orders?
We ensure seamless global logistics:
Delivery:
Standard sizes: 15–30 days (FOB).
Custom/bulk orders: 30–60+ days (confirmed upon order).
Payment Terms:
T/T (Telegraphic Transfer): 30% deposit + 70% against B/L copy.
L/C (Letter of Credit): Irrevocable LC at sight
Logistics:
Ports: Shanghai/Ningbo/Qingdao/Tianjin (optimized per destination).
Shipping: FCL/LCL ocean freight (air/land optional).