Black fused alumina/aluminum oxide (BA) (lower aluminum oxide abrasice) is a new type abrasive material for polishing various metal
It is featured with high hardness, strong tenacity, good self-sharpening, good cohesiveness, higher durability, less heat generated in grinding and giving the metal works high finish, less power weakened in grinding
It is mostly used in grinding and polishing stainless steel, metal works, optical glass, bamboo or articles
It is also the new grinding material of producing colophony grinding wheels, slice and emery cloth
Physical and chemical analysis:
Al2O3: 78% minimum
TiO2: 3.5% maximum
Fe2O3: 5% maximum
SiO2: 9% maximum
Crystal system: hexagonal
Color: black/brown
Micro hardness: HV 1,800 to 2,200
Grinding ability (compared with diamond as one): 0.10
Hardness (mohs): 9
True density: 3.9g/cm3
Bulk density: 1.68 to 1.95g/cm3
Applications:,ul>
Suitable for grinding high-speed, high carbon steel
Supplier and product information updated March 02, 2012.
Verified Business Registration Details
Registered Company:
郑州合兴刚玉制品有限公司
Business Registration Number: 410183000004673
Company Registration Address: 荥阳市高村乡荆寨西冯村东 * In some jurisdictions, company names and addresses are registered in Chinese only.
