Leading Manufacturer for Black Aluminium Oxide to European Factory

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FEATURES Black aluminium oxide is also known as low aluminum corundum. (AI2O3) content is 70% ~ 80%, containing more silicon oxide and titanium oxide impurities, It is also a new type product of polishing material, and it is a dark gray crystal body made 伪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. It is mainly suitable for free g...


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Leading Manufacturer for Black Aluminium Oxide to European Factory Detail:

FEATURES

Black aluminium oxide is also known as low aluminum corundum. (AI2O3) content is 70% ~ 80%, containing more silicon oxide and titanium oxide impurities, 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. It is mainly suitable for free grinding, such as coarse grinding before electroplating products, mainly for polishing and sandblasting of stainless steel, fabricated metal products.

grit size :12-220;
Micropowder: 240-1200.

character
Aluminum oxide (AI2O3) content of 70% to 80%, containing more impurities such as silicon oxide and titanium oxide, a black corundum.Mainly used for stainless steel, metal products, optical glass, bamboo products, polishing and sand blasting, is manufacturing a resin grinding wheel, cutting discs, abrasive emery novel

TECHNICAL DATA

specification

chemical%

Al2O3

Fe2O3

SiO2

TiO2

A grade

85

6-9

5-8

2-4

B grade

<80

>9

>8

>4

 

Item

Indicators

Color

Black

Crystal

Trigonal system

Hardness (Mohs)

≥ 9.0

Melting point (°C)

2050

The maximum temperature (°C)

1850

True Density (g/cm3)

≥ 3. 50

Linear expansion coefficient (0-1600 °C)

7-9

 

APPLICATION

the free grinding. plating metal parts such as the front underside polished aluminum.
2. bicycles. motorcycles. sewing machines. watches and components.
Polishing
3. lighting. plastic and metal tools. etc.. are also applicable to blasting (blasting. glass spray).
4. processing materials. manufacturing resin-cutting. angle grinding and coated abrasives. etc..
5. black corundum grain of sand and powder is particularly suitable for polishing stainless steel parts and Whetstone. grinding paste manufacturing.
6. black corundum of sand is the preferred material for the next slip road and coal pits warehousing.


Product detail pictures:

Leading Manufacturer for
 Black Aluminium Oxide to European Factory detail pictures

Leading Manufacturer for
 Black Aluminium Oxide to European Factory detail pictures

Leading Manufacturer for
 Black Aluminium Oxide to European Factory detail pictures

Leading Manufacturer for
 Black Aluminium Oxide to European Factory detail pictures

Leading Manufacturer for
 Black Aluminium Oxide to European Factory detail pictures

Leading Manufacturer for
 Black Aluminium Oxide to European Factory detail pictures

Leading Manufacturer for
 Black Aluminium Oxide to European Factory detail pictures

Leading Manufacturer for
 Black Aluminium Oxide to European Factory detail pictures


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All we do is usually affiliated with our tenet " Buyer to start with, Belief to start with, devoting about the food packaging and environmental defense for Leading Manufacturer for Black Aluminium Oxide to European Factory, The product will supply to all over the world, such as: Atlanta , Croatia , Nepal , We are proud to supply our products to every auto fan all around the world with our flexible, fast efficient services and strictest quality control standard which has always approved and praised by customers.
  • In China, we have purchased many times, this time is the most successful and most satisfactory, a sincere and realiable Chinese manufacturer!
    5 Stars By Diego from Irish - 2017.12.02 14:11
    This company has a lot of ready-made options to choose and also could custom new program according to our demand, which is very nice to meet our needs.
    5 Stars By Chris Fountas from Hungary - 2018.12.10 19:03

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