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Brand Name: sicheng abrasives
Purity: 99.4%
Grade Standard: Industrial Grade
CAS No.: 1344-28-1
Classification: Alumina
Model Number: 80#
Place of Origin: China (Mainland)
Abrasive Grain Sizes: 80#
Usage: sandblasting
Material: Aluminum oxide
color: white
Product name: White Fused Alumina
Shape: irregular
Al2O3: 99.3min
Feature: high purity
Mohs Hardness: 9.0
Bulk density: 1.75-1.95g/cm3

Specifications

White fused alumina is made in arc furnace with high grade processed alumina as raw materials. It has higher hardness , high toughness, and also characterized by its high purity. As the abrasive materials, it is suitable for grinding high-speed, high carbon steel. Also widely used for bonded and coated abrasives, polishing, precision casting and so on.

 

 *physical property:

 

Mohs Hardness

Bulk Density

Specific Gravity

Volume Density

Melting Point

Maximum service temperature

9.0

1.75-1.95g/cm3

3.95g/cm3

3.6g/cm3

2250C

1900C

*chemical composition:

 

Al2O3

Fe2O3

Na2O

SiO2

CaO

K2O

99.5%

0.08%

0.30%

0.10%

0.03%

0.03%

 

* Usage:

1. the process of blasting TV screens

2. the cutting of silicon wafer 

3. the process of cleaning and blasting tooth model

4. Precision sand casting

5. High refractory and other ceramic additives

6. to make sandpaper & sandcloth


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