Metallurgical Grade & Cement/Laterite Grade Bauxite Ore
Premium metallurgical grade bauxite ore with 42-46% Al₂O₃ content - ideal for aluminum production, refractory materials, and cement manufacturing. Premium Metallurgical Grade & Cement/Laterite Grade Bauxite Ore sourced from established mines worldwide.
Metallurgical Grade Specifications
Grade: Premium Metallurgical, Aluminum Oxide (Al₂O₃): 46.00% ± 1.00%, Silicon Dioxide (SiO₂): 5.00% ± 1.00%, Iron Oxide (Fe₂O₃): 20.00% ± 1.00%, Calcium Oxide (CaO): 2.00% ± 0.5%, Titanium Dioxide (TiO₂): 2.00% ± 0.5%, Magnesium Oxide (MgO): 1.00% ± 0.5%, Loss on Ignition (L.O.I.): 24.00% ± 1%, Size: 0-150mm, Total Moisture: 6.00% ± 1.00%.
Cement/Laterite Grade Specifications
Grade: Standard Metallurgical, Aluminum Oxide (Al₂O₃): 42.00% ± 1.00%, Silicon Dioxide (SiO₂): 6.00% ± 1.00%, Iron Oxide (Fe₂O₃): 24.00% ± 1.00%, Calcium Oxide (CaO): 2.00% ± 0.5%, Titanium Dioxide (TiO₂): 2.00% ± 0.5%, Loss on Ignition (L.O.I.): 23.00% ± 1.00%, Size: 0-150mm, Total Moisture: 7.00% ± 1.00%.
Physical Properties
Physical State: Solid, Color: Reddish-brown to yellow, Bulk Density: 1.3-1.5 g/cm³, Mohs Hardness: 1-3, Specific Gravity: 2.0-2.5. Natural sedimentary rock primarily composed of aluminum hydroxide minerals, formed through tropical weathering processes.
Packaging & Shipping
Packaging Options: 1-1.5 MT bulk bags, loose bulk in containers. Payment Option: LC or TT advance. Shipping Methods: Sea freight, bulk carriers. Minimum Order: 10,000 MT. Quality Certificate: Provided with comprehensive chemical analysis. Lead Time: 3-5 weeks from order confirmation. Documentation includes Certificate of Origin, Certificate of Analysis, packing list, commercial invoice, and bill of lading.
Why Choose Our Bauxite Ore
Consistent Al₂O₃ content (42-46%), Controlled silica levels for optimal processing, Multiple grades available to suit different applications, Rigorous quality control & testing, Certified chemical analysis with each shipment, Long-term supply contracts available, Responsibly sourced from established mines, Technical consultation for optimization.
Applications
Aluminum production through Bayer process followed by Hall-Héroult process, Refractory materials manufacturing for high-temperature applications, Cement manufacturing as alumina source, Abrasives production, Chemical industry applications, Flux in steel production.
Quality Verification & Standards
ISO 9001:2015 Quality Management System certified. International Aluminium Institute (IAI) Guidelines compliance. Quality verification through XRF (X-ray fluorescence) analysis for precise measurement of Al₂O₃, SiO₂, Fe₂O₃, TiO₂, and other elemental compositions. Moisture content analysis using standard drying methods. Size distribution analysis through screening. Specific gravity and bulk density testing. Loss on ignition (LOI) determination. Each shipment accompanied by comprehensive Certificate of Analysis.
Global Market Comparison
Our bauxite ore quality benchmarked against global standards. Australian bauxite offers moderate alumina (48-55%) with low silica. Guinea produces highest quality bauxite globally with 40-60% alumina. Brazilian bauxite provides high alumina (50-55%) with varying silica levels. Chinese deposits generally lower grade (35-45% Al₂O₃) with higher impurities. Indian bauxite contains 35-45% alumina with moderate impurities. Our materials sourced from premium deposits to ensure competitive specifications for metallurgical applications.
Processing & Technical Information
Metallurgical grade yields more aluminum per ton of bauxite processed and requires less caustic soda during the Bayer process, resulting in lower production costs. Higher Al₂O₃ content and lower silica content makes it more efficient for aluminum production with less processing requirements. Cement/Laterite Grade offers cost-effective alternative for less demanding applications while maintaining quality standards for aluminum refinery operations.