Low chrome cast iron balls for cement plant
ZW low chrome Cast Ball description
1) No deformation
2) High hardness Good wear resistant
3) Size:Dia12mm-150mm
4) Breakage<1%
5) Certification: ISO9001,SGS.
Model and Specification:
Name | Material | Chemical elements | Hardness |
C | Si | Mn | S | P | Cr | HRC |
Cast Iron Ball | Special cr1 | 2.0-3.0 | <1.0 | 0.5-2.0 | ≤0.06 | ≤0.06 | >20 | 58-64 |
Special cr2 | 2.0-3.0 | <1.0 | 0.5-2.0 | ≤0.06 | ≤0.06 | >15 | 58-64 |
High Cr | 2.0-3.2 | <1.0 | 0.5-2.5 | ≤0.06 | ≤0.06 | >10 | 58-62 |
Medium Cr | 2.0-3.2 | <1.0 | 0.5-2.5 | ≤0.06 | ≤0.06 | ≥5 | 48-55 |
Low Cr | 2.2-3.4 | ≤1.2 | 0.5-1.5 | ≤0.06 | ≤0.06 | 1.0-1.5 | 42-46 |
Material | 25mm-50mm HRC | 60mm-70mm HRC | 80mm-90mm HRC |
Surface | Core | Surface | Core | Surface | Core |
Special Cr1:>20 | 60-64 | 59-63 | 60-64 | 58-62 | 60-64 | 57-61 |
Special Cr2:>15 | 58-62 | 57-61 | 58-62 | 56-60 | 58-62 | 50-59 |
High Cr:>10 | 58-62 | 57-61 | 58-62 | 56-60 | 58-62 | 50-59 |
Medium Cr:≥5 | 45-48 | 44-47 | 45-48 | 43-46 | 45-48 | 42-45 |
Low Cr:1-1.5 | 42-46 | 41-45 | 42-46 | 40-44 | 42-46 | 39-43 |
ZW High-Cr Cast iron ball production line:
Raw material chemical composition and optional proportion-- Melting and pouring-- Oil quenching-- Temper-- Polishing
Our advantage:
1. Jinan Zhongwei has 16 years production and exporting experience.
2.We keep continuous adjustment and improvement in production according to the customer’s requirement at the last 10 years.
3.On the basis of satisfied customer’s 50,000 tons/year demand, Jinan Zhongwei has more 30,000 - 50,000 tons/year production capacity for the new cooperative partner.
4.Stable price system - 12 months price validity
5.Payment terms ( Negotiate)

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Steel Ball Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the Low Cr
Grinding Ball are quality guaranteed. We are China Origin Factory of High Chrome Balls. If you have any question, please feel free to contact us.