Black aluminum oxide (black fused alumina) bulk

Payment Terms: T/T,L/C
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Basic Info.
  • Place of Origin: Henan  
  • Means of Transport: Ocean
Supply Capacity
  • Production Capacity: 10000 ton
  • Delivery Date: 14 days
 Our black fused alumina bulk is produced by smelting bauxite and iron ore as the raw material in the electric arc furnace at about 2100 °C. It is a black crystalline solid.
Available Size:
10-20 mm, 10-30 mm, 10-50 mm, 20-50 mm.
Applications:
It can be deep processed into grits and micro powders for high performance abrasive, refractory, and sand blasting, also can be a new type of skid resistance road surface raw material.
Typical Chemical Analysis:
Al2O3: 65-85%;
Fe2O3: 5-10%; 
SiO2: 8-20%;
TiO2: 2-4%.
Total BA Content: > 95%.
Typical Physical Properties:
Color: Black;
Crystal Form: Trigonal System;
Moh's Hardness: ≥ 9.0;
Melting Point: 2050 °C;
Max. Working Temperature: 1850 °C;
Bulk Density: > 3.50 g/cm3;
Linear Expansion Coefficient (0-1600 °C): Approx. 7.

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Mr. Lin Yu
Tel: 86-371-87071735
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Contact Method
China abrasives import & export corporation
China (Mainland)
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