High Quality Black Fused Alumina, Black Fused Alumina Abrasive, Abrasive Black Fused Alumina Suppliers in China

Home > Products > Abrasive & Refractory > Black Fused Alumina > Abrasive blasting sand black corundum for grinding and polishing

Abrasive blasting sand black corundum for grinding and polishing

Basic Info

Model No.: hy30

Product Description

Abrasive blasting sand black corundum for grinding and polishing

 

 

 

 

Introduction                                                                                                          

Black Fused Alumina is also known as low aluminum corundum. It is also a new type

 product of polishing material, and it is a dark gray crystal body made Al2O3 and

ferropicotite as main ore in the electric arc furnace by smelting the bauxite. It has

characteristics of moderate hardness, high toughness, high temperature resistance,

 and stable thermal stability

 

Specifications                                                                                                        

 

Item

Al2O3

Fe2O3

SiO2

Grade A

85 %

9 %

≤ 6 %

Grade B

80 %

10 %

≤ 10 %

Hardness (mohs )

≥ 90

Melting point (°C)

2050

True density (g/cm3)

≥ 3.50

Linear expansion coefficient

7-9

 

 

Applications                                                                                                            

 

For Free grinding, such as glass industry

For non-slip of airport and road, chemical factory board paving

For Produce ceramic grinding wheel, resinoid grinding wheel, Grinding stone.

For free grinding, such as coarse grinding before electroplating products .

For polishing and sandblasting of stainless steel, fabricated metal products .

For investment casting technics of stainless steel and aluminum casting in coating .

For sand paper, sand cloth, sand belt, polish wax, abrasive paste, coating etc.

For abrasion and high temperature resistant in steel metallurgy, various industrial stoves

 

 
Packaging & Shipping

 

Contact us if you need more details on Black Corundum for Grinding and Polishing. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Abrasive Blasting Sand、Black Sand Price. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : Abrasive & Refractory > Black Fused Alumina

Email to this supplier
  • *Subject:
  • To:

  • *Messages:
    Your message must be between 20-8000 characters

Premium Related Products