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Alumina Ceramic Grinding Balls (92-99% Al2O3) – Ultra-Low Wear Rate ≤ 1%1
FillingGrinding BallAlumina Grinding Ball
Jiangxi Jiabing Environmental Protection Technology Co., Ltd.
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Product Description Product LineProduct DescriptionProduct Name: High-Performance Alumina Ceramic Grinding Media BallsProduct Description:Alumina ceramic grinding balls are ultra-dense, high-purity spheres engineered from ≥92% aluminum oxide (Al2O3). Designed for abrasive and corrosive environments, they deliver superior grinding efficiency, near-zero contamination, and exceptional wear resistance in size reduction, dispersion, and mechanical alloying processes. Ideal for sensitive chemical applications where metal leaching or silica contamination is unacceptable.Key Advantages:*Chemical Inertness: Resists acids (H2SO4, HCl), alkalis (NaOH, KOH), and solvents.*Extreme Hardness: Mohs 9 hardness for aggressive grinding without fracturing.*Low Contamination: ≤1 ppm metal ion leaching (critical for batteries/pharma).*Thermal Stability: Operates from -196°C to +1,550°C (cryogenic to kiln temperatures). Technical Specifications & ParametersParameterSpecification RangeAlumina Content (Al2O3)92%, 95%, 99% (Customizable)Density3.65-3.90 g/cm3Hardness (Mohs Scale)9Compressive Strength≥2,500 MPaWear Rate≤0.1-0.2% (per 100 hrs, silica slurry)Size Range?3-60 mm (Common: 3/6/13/20/25/30 mm)Size Tolerance±1 mm (Precision-classified)Roundness/Sphericity>95%Surface Roughness (Ra)≤0.2 μm (Mirror-polished option)Water Absorption≤0.2% (Fully sintered)Crush Resistance≥1,000 cycles (1 m drop test) Product Parameters Itemhigh alumina ceramic grinding ballmiddle alumina ceramic grinding ballmicro crystal middle aluminacarborundum middle aluminaAl2O3(%)92% Al2O395% Al2O365-75% Al2O360-70% Al2O3SiO2(%)3.81320-15 Fe2O3(%)0.060.050.41<0.5TiO2(%)0.020.041.71.8Other2.531.9510Bulk density kg/m33.653.682.93-3.02.90-3.0Water absorptionmax 0.01max 0.005max 0.01max 0.05Moh's hardness99min 8min 8Compressium strength2000210010001000Abrasion0.010.00840.020.03Colorwhitewhiteyellow/whitebrownRaw materialcalcined aluminacalcined aluminarefined bauxite powderbauxite powderForming methodIsostatic pressingIsostatic pressingimpact briquettinghandmadeProduction WorkshopWhy Choose Our Alumina Grinding Balls?*Consistent Quality: Laser-sorted for size/sphericity uniformity.*Tailored Solutions: Custom sizes (3-60 mm) and Al2O3 grades (92-99%).*Technical Support: Grinding efficiency audits and mill optimization guidance.*Global Logistics: FOB/CIF pricing with hazardous material certification.Product TestingOperational GuidelinesApplicationRecommended Ball SizeMill Speed (RPM)Filling RatioNano-Grinding (<1 μm)3-6 mm300-50030-40%Fine Grinding (1-20 μm)13-20 mm200-40040-50%Coarse Grinding (>20 μm)25-40 mm100-30050-65% Critical Notes:*Use with alumina/rubber-lined mills - avoid mixed media (e.g., steel).*For wet grinding: Max. slurry density ≤80% solids.*Clean with NaOH solution to remove residues. Product ApplicationPrimary Applications in Chemical Industry:*Catalyst Processing: Crushing & homogenizing catalyst pellets (e.g., FCC, hydroprocessing).*Fine Chemical Synthesis: Grinding dyes, pigments, and specialty polymers.*Battery Material Production: Nano-grinding Li-ion cathode/anode powders (LFP, NMC).*Mineral & Fertilizer Processing: Size reduction of phosphate, potassium salts, and quartz.*Pharmaceuticals: Contamination-free milling of APIs and excipients. Packaging & ShippingCompany ProfileJiangxi Jiabing Environmental Technology Co., Ltd., established in 2015, is a high-tech enterprise specializing in the R&D, production, and export of chemical engineering packing and eco-friendly materials. Leveraging the founding team's decade-long expertise in the industry, the company remains committed to providing efficient, durable innovative products and solutions for global clients in chemical engineering, environmental protection, water treatment, and energy sectors.Core Products & Services: The company's product portfolio covers diverse industrial applications: Industrial Packing Series: Metal packings, ceramic packings, plastic packings, and structured packings, widely used in petrochemical plants, gas purification, and distillation processes. Environmental Materials Series: Honeycomb ceramics, molecular sieves, and aquarium filter media, serving exhaust gas treatment, water purification, and aquatic ecosystem optimization. Functional Materials Series: Ceramic balls, catalyst carriers, etc.facilitating efficient energy conversion and environmental remediation. Global Presence & Industry Recognition: With products exported to over 30 countries and regions across Southeast Asia, Europe, North America, and beyond, Jiabing Environmental has established long-term strategic partnerships with renowned chemical enterprises and environmental engineering firms worldwide. Recognized for consistent product quality, efficient delivery capabilities, and comprehensive after-sales services, the company has earned widespread industry acclaim, continuously advancing green industrial practices and sustainable development goals.
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