1.aluminium oxide 2.for sandblasting application 3.stable quality 4.large output quantity

Description:

A-20B is a kind of Brown Aluminum Oxide abrasive specially producing for sandblasting, polishing applications.

Applications:

A-20B is mainly used in the removal of oil, grease, dirt, loose mill scale, lacquer kicking off, cloth grinding, glass blasting and other applications.

Typical Chemical Analysis:

Al2O3                       85.72%

TiO2                        4.78%

SiO2                        4.02%

Fe2O3                       2.34%

Physical Properties:

Color                        Brown

Shape                       Angular, edge sharp

Crystal Form                 Alpha alumina trigonal system

Specific Gravity               3.85

Hardness                    2090 Knoop scale, 9.0 Mohs scale

Grain Sizes Available (F):

12, 14, 16, 20, 22, 24, 30, 36, 40, 46, 54, 60, 70, 80, 90, 100, 120, 150, 180, 220, 240

Grain Size Distribution :

Loose grain.

Sandblast material A-20B