Black alumina for sandblasting and polishing 12#-320#

Black Fused Alumina 1.Description:Black Fused Aluminum is made from high quality bauxite, iron oxide and micro-elements by melting in a tilting arc furnace. Black Fused Alumina can be produced in a variety of sizes from grains to micro-powders. Black Fused Alumina is also known as low aluminum corundum. Al2O3 content is 70%

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Black Fused Alumina

 1.Description:

Black Fused Aluminum is made from high quality bauxite, iron oxide and micro-elements by melting in a tilting arc furnace. Black Fused Alumina can be produced in a variety of sizes from grains to micro-powders. Black Fused Alumina is also known as low aluminum corundum. Al2O3 content is 70% ~ 85%, It is also a new type product of polishing material and one of the most economical media available for a wide array of dry and wet processing applications.

2. Features:

  • High hardness
  • Strong tenacity
  • Better bonding ability
  • Hydrophilicity
  • Good self-sharpening
  • High temperature resistance

3. Application

  • Black Fused Alumina can be used for Bonded Grinding Wheels;
  • Black Fused Alumina can be used for Grinding,Polishing,Finishing, Non-slip flooring.

4. Chemical Composition

Range of Grains

Chemical Composition

Al2O3

SiO2

Fe2O3

Tio2

24#-100#

77.0min

11.0min

5.0min

1.5-3.5

120#-200#

75-81

9-12

4-6

2-3

240#-280#

64.0min

10.0min

7.0 min

1.5-3.0

Available Sizes: F12-F1200. Other sizes can be also be available by request.

Packing Way:25kgs/bag or 1000kgs/big bag with or without pallet, or by customers' request.

    
Black Aluminum Oxide for Sand Blasting, Polishing, 12#-320#
 

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