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  1. Alumina Grinding Ball
  2. Alumina Grinding Ball
  3. Alumina Grinding Ball
  4. Alumina Grinding Ball

Alumina Grinding Ball

  • 型號alumina grinding ball

Wear-resisting alumina ball is high quality grinding media,which use selected high quality materials,advanced cold isostatic pressing forming technology and made after high calcined temperature.In order to meet the domestic and foreign customers for different class product demand,besides the 92% alumina grinding ball,we develop other different grades of products.

  1. Detailed information

Wear-resisting alumina ball is high quality grinding media,which use selected high quality materials,advanced cold isostatic pressing forming technology and made after high calcined temperature.In order to meet the domestic and foreign customers for different class product demand,besides the 92% alumina grinding ball,we develop other different grades of products.

Item

70 series

92 series

95 series

AL2O3（%）

68%-70%

Around 90

Around 95

Fe2O3（%）

≤0.02

≤0.02

≤0.02

Hardness（mohs）

7-8

9

9

Density（g/cm3)

3.26

≥3.60

≥3.70

Compressive strength MPa

 

≥2000

≥2250

Abrasion (‰)

Around 0.3

0.15

0.08

Color

Faint Yellow

White

White