Brown Corundum, Micropowder

• CAS No.: 12415-34-8
• Certification: MSDS ,SGS
• Environmental Protection: Yes
• Function: Heat Resistance, Industrial Kilns and High-Grade Refractories
• Appearance: Three - Party Crystal System
• Color: Brown
• Model NO.: Micropowder
• Transport Package: 25, 500 Kgs Woven Bag /PE Bag
• Specification: density (g/cm3) 3.90 Melting point (c) 2050
• Trademark: Lerona
• Origin: China
• Production Capacity: 200 Ton/Month

Product Description

Brown corundum, Micropowder

Widely used in color TV industry glass shell grinding, and the production of sandpaper, abrasive cloth, modules, high-quality refractories. Brown corundum is made of high quality bauxite as the main raw material by means of purification, impurity removal, crystallization, separation, crushing, magnetic separation, screening and other processing methods above 2200 C in arc smelting furnace.

Product performance:

It has high hardness, high strength, impact resistance, high temperature resistance, oxidation resistance, corrosion resistance and low creep.

Use:
Ceramic resin abrasives, sandblasting, grinding and polishing, and widely used in anti-skid and wear-resistant runway, high-temperature substrate coatings and metallurgical, chemical and other industrial kilns and high-grade refractories.

Brown corundum spec. as follow:

Crystal form: A-Al2O3, three square crystal
Al2O3: 95%-97.5% min	SiO2: 1% max
TiO2: 1.5-3.9% max	Fe2O3: 0.25% max
CaO: 0.25% max