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High Chrome 11-12% Casted Cleand and Oil Quenching Grinding Media1
Abrasive Grinding, Grinding Ball, Grinding Media, Quenching Grinding Media
Shijiazhuang Chengda Wear Resistant Materials Co., Ltd.
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Product DescriptionProduct DescriptionHigh Chrome 11-12% Casted Cleand and Oil Quenching Grinding MediaChemical Composite of 60mm diameter Cr15 chrome cast iron ball: Our premium grinding media combines high-chrome alloy (11-12% Cr) with precision casting, meticulous cleaning, and advanced oil quenching. Engineered for extreme abrasion and impact resistance, these quenching grinding media deliver unmatched longevity and efficiency in industrial milling. Ideal for minimizing operational costs while maximizing productivity. Chemical Composition C: 2.0-2.6Si: ≤1Mn: 0.3-1.5Cr: 12%Mo:≤1Cu:≤1Ni:≤1P:≤0.06S:≤0.06Size diameter range:5mm 15mm 17mm 20mm 25mm 30mm40mm 50mm 60mm 70mm 80mm 90mm 100mm 110mm 120mm 125mm 130mm to 200mm.SpecificationThe Mechanical Properties and Microstructure of the Cr15 Chrome grinding ballsItemHardness (HRC)Impact(J/CM2)MicrostructureFalling TimesZQCr28≥58≥4.8M+C≥18000ZQCr26≥58≥4.8M+C≥18000ZQCr20≥60≥4.8M+C≥18000ZQCr15≥60≥4.8M+C≥18000ZQCr12≥60≥4.5M+C≥18000ZQCr850-65≥3.5M+C / P+C≥12000ZQCr549-62≥3.0M+C / P+C≥12000ZQCr2≥48≥3.0 P+C≥10000CADI55-60≥10B+FE≥25000 C- Carbode M-Martensite P-Pearlite B-Bainite Fe-FerriteKey features- **High Hardness (HRC 60–65):** Oil quenching ensures uniform hardness and deep martensitic microstructure. - **Superior Wear Resistance:** 11–12% chrome content minimizes wear in abrasive environments. - **Low Breakage Rate:** Optimized heat treatment enhances impact toughness (>4 J/cm2). - **Precision-Cast & Cleaned:** Smooth surface, spherical shape, and impurity-free structure for consistent grinding. - **Corrosion Resilience:** Chromium carbide network resists chemical degradation. Application of High Chrome 11-12% Casted Cleand and Oil Quenching Grinding Media **Mining:** Crushing gold, copper, and iron ores in ball/SAG mills. - **Cement Plants:** Grinding raw materials, clinker, and coal. - **Power Generation:** Pulverizing coal in thermal power stations. - **Ceramics & Paints:** Fine-grinding pigments and raw materials. - **Chemical Processing:** Size reduction of minerals and fertilizersGrinding balls for ball millsGrinding balls for SAG millGrinding balls for initial fill installationTechnical SpecificationsSpecifications (diameter)Weight of per ballPCS/TONDensity of CBM15mmdiameter from 5mm to 200mm available Please in quiry me for more details.17mm20mm25mm30mm40mm50mm60mm70mm80mmCompany ProfileProduction LinesAutomatic Four-drive heat treatment production linesAutomatic microsphere micro-forging production linesGinding media Automatic quenching linesAutomatic Quenching and heat treatment production linesHebei Chengda Wear Resistant Material Co.,ltdOur factory is founded in 2004,one of the leading manufacturer of grinding media such as various of chromium alloy grinding balls, steel gorging,hammer,linning plate etc,annual production capacity over 100000 tons.Packaging & ShippingPlastic bag packaging for the grinding mediaPacked by metal bucket, then loaded by woden palletFull and accurate testing equipment for grinding ballsBefore deliverying ,the chrome cast grinding media will be tested in Hardness,Falling ball,Impact and Metallographic strictly. Quality TestingRigorous quality control guarantees reliability. Every batch undergoesStrict Quality Testing- **Chemical Analysis:** Spectrometry to verify Cr, C, Mn, and Si content. - **Hardness Testing:** Rockwell (HRC) and Brinell (HB) measurements at core/surface. - **Impact Toughness:** Charpy tests to assess fracture resistance. - **Metallography:** Microstructure examination for carbide distribution. - **Breakage/Wear Tests:** Simulated grinding cycles to validate durab
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