Forged Steel Grinding Media Ball: Ideal for High-Impact Applications¹

Product Description Product Description1. Grade: Crafted with precision, our products come in grades 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, and BG, ensuring a perfect match for your industrial needs.2. Diameter: Available in a versatile range of 20mm to 150mm, catering to diverse application requirements.3. Hardness: Robust and durable, our grinding media balls boast a hardness rating of HRC 55-65, ideal for high-impact scenarios.4. Breakage Rate: With a breakage rate of less than 1%, experience reliability and consistency like never before.5. Impact Value: With an impact value exceeding 12j/Cm^2, our forged steel balls are built to withstand extreme pressures.6. Falling ball times: Designed to last, our products endure a minimum of 20,000 falling ball tests, ensuring longevity and performance.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: Reliable and efficient, our products are shipped across oceans with utmost care.2. Customers designated transportation mode: Flexible transportation options to suit your unique logistical needs.3. Packing Details: A. Securely packed in steel drums holding 850-930kgs each, or B. Conveniently packaged in flexible container bags of 1 ton each.4. Delivery Details: Swift and punctual, we ensure delivery within 15-20 days post-payment or upon receipt of LC at sight.Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. is a professional factory specializing in the production of high-quality forged and hot-rolled grinding balls as well as alloy grinding steel rods. With over a decade of expertise and an impressive annual output of 100,000 tons, we operate 10 state-of-the-art forging and automatic rolling production lines, ready to meet and exceed your demands.Shandong Jinchi has attained prestigious international and industry certifications like TUV ISO900, ISO14001, and ISO45001. Additionally, we have been doubly certified by SGS and BV, affirming our status as a leading factory. Our top-tier laboratory is equipped with cutting-edge testing apparatus, including spectrometers, hardness testers, drop testers, and impact testers. This ensures rigorous quality control and traceability from raw material intake through production and shipment. Our clientele spans across Southeast Asia, Africa, and Latin America, encompassing over 40 nations. We maintain robust partnerships with China's and the world's leading mining companies, as well as cement, thermal power, and chemical plants, consistently earning commendations for our exceptional service and product quality. 

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