High alumina grinding ball

High alumina grinding ball

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High alumina grinding ball

  • Detail
  • Parameters


Parameter

Property Specification

Type

Ball 1

Ball 2

Ball 3

Usage

Wet Grinding

Wet & Dry GRINDING

Wet Grinding

Application

Beads 1 Balls

Only Balls

Only Balls

Color

White

White

White

Standard Size (mm中)

3-90

20-60

30-70

AI2O3

92%

92%

> 85%

SiO2

5%

5%

<15%

Specific Gravity

>3.63 g/cm3

>3.65 g/cm3

3.3~3.6 g/cm3

Porosity

0.0

0.0


Water Absorbation

<0.01

<0.01

<0.01

Moh's Hardness

9

9

8~9

Flexural Strength

370 MPa

350 MPa


Compressive Strength

2000 Kgf/Pcs

2000 Kgf/Pcs


Wet method (%)

<0.01

<0.05

<0.01


Product introduction: Made of high-temperature alumina powder and fired in a tunnel kiln Product use: It is used in the grinding and polishing of ceramics, glazes, glass, non-metallic mineral powders, coatings, paints and other industries. It is the grinding medium for fine crushing equipment such as ball mills, pot mills, and vibration mills.

usual format: Rolling ball 1-20mm

Machine pressure ball 30-80mm