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Forged Steel Grinding Media Ball with High Hardness and Durability¹

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Product Description Product Description1. Grade: 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG - Choose from our wide selection of premium grades to suit your specific application needs.2. Diameter: 20mm-150mm - Available in a versatile range of diameters, ensuring perfect fit and performance for every grinding requirement.3. Hardness: HRC 55-65 - Experience the unmatched durability and resilience of our steel grinding media, crafted to withstand the toughest conditions.4. Breakage Rate: <1% - Our product exhibits an exceptional breakage rate, guaranteeing long-lasting reliability and efficiency.5. Impact Value: >12j/Cm^2 - Delivering superior impact resistance, our media balls are designed for high-performance applications.6. Falling ball times: ≥20000s - With outstanding longevity, our media balls offer extended operational life and reduced downtime.MaterialsC%Si%Mn%P%S%Cr%B20.70-0.850.17-0.370.70-1.00≤0.035≤0.0350.4-0.6B2-10.55-0.700.15-0.300.65-0.85≤0.020≤0.0200.70-1.10High Carbon B20.85-1.100.15-0.450.40-1.20≤0.035≤0.0350.20-1.10B30.58-0.661.70-1.900.68-0.80≤0.030≤0.0300.78-0.9045#0.42-0.500.17-0.370.5-0.8≤0.035≤0.0350.25maxB40.65-0.751.20-1.400.50-0.70≤0.025≤0.0250.85-1.00B60.75-0.900.17-0.370.8-1.02≤0.035≤0.0350.88-0.98B6-10.82-0.900.15-0.350.90-1.05≤0.020≤0.0200.88-0.98BU0.95-1.050.15-0.350.95-1.05≤0.025≤0.0250.45-0.5510900.90-1.100.17-0.370.60-0.90≤0.025≤0.025≤0.02542CrMo0.38-0.450.20-0.400.50-0.80≤0.035≤0.0350.90-1.2040Cr0.37-0.450.20-0.400.50-0.80≤0.035≤0.0350.80-1.1065MN0.62-0.700.17-0.370.90-1.20≤0.035≤0.035≤0.2560MN0.57-0.650.17-0.370.70-1.00≤0.035≤0.035≤0.2550MN0.48-0.560.17-0.370.70-1.00≤0.035≤0.035≤0.25Detailed Photos Diameter(mm)Diameter Tolerance(mm)Surface Hardness(HRC)Impact Toughness(j/cm2) Φ20+2, -1>60HRC≥12 Φ25 Φ30 Φ40 Φ50 Φ60+3, -2 Φ70 Φ80 Φ90 Φ100+4, -2 Φ110 Φ120>58HRC Φ130 Φ140+4, -3>55HRC Φ150 Certifications Packaging & Shipping1. Ocean shipping - We offer reliable and efficient ocean shipping services to ensure timely delivery of your products.2. Customers designated transportation mode - Flexibility is at the core of our service; select your preferred transportation mode.3. Packing Details: A. Steel drums (850-930kgs/drum) b. Flexible container bags (1 ton/bag) - Choose from our robust packing options for secure product transit.4. Delivery Details: Within 15-20 days after receiving the payment or LC at sight - Enjoy swift and hassle-free delivery with our dedicated logistics team.Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. is a professional factory specializing in the production of forged/hot rolled grinding balls and alloy grinding steel rods for over a decade, boasting an impressive annual output of 100,000 tons. Equipped with 10 state-of-the-art forging and automatic rolling production lines, we cater to complex customer demands with unparalleled precision and efficiency.Shandong Jinchi has achieved prestigious international and industrial certifications including TUV ISO900, ISO14001, and ISO45001. Additionally, our facilities have been doubly certified by SGS and BV, attesting to our quality as a leading factory. Our top-tier laboratory is outfitted with advanced testing equipment such as spectrometers, hardness testers, drop testers, and impact testers, ensuring meticulous quality control and traceability at every stage from raw material intake to final shipment. Our esteemed clientele spans across Southeast Asia, Africa, and Latin America, encompassing over 40 countries. We maintain robust business partnerships with prominent mining companies, cement plants, thermal power plants, and chemical plants globally, consistently receiving positive feedback for our exceptional products and services.

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