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1000
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GB1000
Engineered for high-performance pulverizing and grinding applications, our 65Mn Pulverizing Grinding Bowl stands as a benchmark of durability, precision, and cost-effectiveness in industrial material processing. Crafted from premium 65Mn spring steel—an alloy renowned for its exceptional wear resistance, balanced hardness, and superior toughness—this grinding bowl is designed to withstand extreme mechanical stress, repetitive impact, and
abrasive wear, ensuring consistent performance across long service cycles. Whether processing minerals, construction materials, chemicals, or industrial waste, it delivers reliable particle size reduction while minimizing maintenance downtime and operational costs/
At the heart of our grinding bowl lies 65Mn steel, a medium-high carbon alloy optimized for demanding wear applications through its precise chemical composition and advanced heat treatment:
• Chemical Composition: Carbon (0.62–0.70%), Manganese (0.90–1.20%), Silicon (0.17–0.37%), with phosphorus and sulfur limited to ≤0.035% each to avoid brittleness . This formulation enhances hardness while preserving structural integrity.
• Mechanical Performance: Achieves a surface hardness of HRC 55–65 after quenching and tempering, combined with a tensile strength exceeding 876 MPa and yield strength of ≥524 MPa . The alloy balances rigidity with impact resistance, preventing cracking or deformation even under heavy loads.
• Wear Resistance: Outperforms standard carbon steels by 30–50% in abrasive environments, thanks to manganese-enhanced grain structure and uniform hardness distribution from surface to core . It maintains dimensional stability through repeated grinding cycles, reducing the need for frequent replacements.
• Cost-Effectiveness: Offers superior value compared to high-chromium or specialty alloys, delivering industrial-grade performance at a competitive price point—ideal for large-scale production and cost-sensitive applications .
Parameter | Details |
Material | 65Mn spring steel (compliant with GB/T, ASTM, and JIS standards) |
Hardness | HRC 55–65 (uniform across working surfaces) |
Available Sizes | Diameter: 20mm–180mm; Capacity: 300cc–2500cc (custom sizes available upon request) |
Arbor Sizes | 16mm, 20mm, 22.23mm, M14 (compatible with standard grinding mills) |
Manufacturing Process | Forging + precision machining + quenching + tempering + surface grinding |
Dimensional Tolerance | ≤±0.008mm (ensuring tight fit with grinding rollers and lids) |
Maximum Operating Temperature | 300℃ (stable performance in high-heat environments) |
MOQ | 5 piece for standard sizes; |
• Robust Construction: Forged from high-purity 65Mn steel billets, eliminating internal defects and ensuring structural homogeneity . The bowl’s bowl-shaped design optimizes material circulation, promoting efficient grinding and reducing energy consumption.
• Precision Machining: All contact surfaces undergo precision grinding to achieve ultra-smooth finishes, minimizing material adhesion and ensuring consistent particle size distribution . Recessed platform design prevents dust ingress and protects internal components from contamination .
• Versatile Compatibility: Compatible with horizontal/vertical grinding mills, ball mills, and pulverizers used in mining, cement production, thermal power plants, chemical processing, and construction . Suitable for grinding concrete, stone, coal, shale, industrial minerals, and non-metallic ores .
• Customization Capabilities: We offer tailored solutions for unique applications, including custom diameters, capacities, surface treatments, and color options . Our engineering team can adapt the design to match specific mill models and processing requirements.
Our 65Mn Pulverizing Grinding Bowl is trusted in diverse industrial sectors:
• Mining & Mineral Processing: Pulverizing iron ore, limestone, quartz, and non-ferrous metal ores for beneficiation.
• Construction & Building Materials: Grinding concrete, granite, marble, masonry, and asphalt for recycling or aggregate production .
• Cement & Ceramics: Processing clinker, gypsum, and ceramic raw materials to meet fine particle size requirements.
• Chemical & Pharmaceutical: Reducing chemical powders, catalysts, and pharmaceutical intermediates with contamination-free grinding.
• Thermal Power Plants: Pulverizing coal for efficient combustion and emissions control .
Quality Assurance
We adhere to strict quality control protocols throughout the manufacturing process:
• Raw material inspection: 100% verification of 65Mn steel composition and purity.
• Heat treatment monitoring: Real-time tracking of quenching and tempering cycles to ensure consistent hardness.
• Dimensional testing: Precision measurement of all critical dimensions using CNC metrology tools.
• Wear resistance testing: Accelerated life-cycle testing in simulated industrial environments.
• Certifications: Compliant with ISO 9001 quality management standards, with material test reports (MTR) available upon request.
