Alumina ball ,grinding media

Alumina ball also called alumina grinding media ball, there include high alumina ball, middle-high alumina ball and middle alumina ball.
High alumina ball which AL2O3 content 92%min, middle-high alumina ball with AL2O3 content is 78%min and middle alumina ball with AL2O3 content is 68%min.
ALUMINA BALL

Item	High Alumina Ball	Middle-high Alumina ball	Middle Alumina ball
Al2O3 (%)	≥92	≥78	≥68
Bulk Density（g/cm3）	≥3.6	≥3.2	≥2.9
Water Absorption（%）	≤0.01	≤0.01	≤0.3
Hardness（Mohs）	9	8	7
Color	White	White-yellow	White-yellow
Abrasion（%）	≤0.015	≤0.018	≤0.03

 
Application:
▪  Ceramic industry, glass industry, porcelain enamel & Electronic Paste
▪  Painting & Ink
▪  Dye & Pigment
▪  Cosmetics & Medicine
▪  Agrochemical
▪  Mine (Gold, Silver, Nickel, Zinc and Lead and etc.)