Ordinary Discount Black Aluminium Oxide to Nigeria Manufacturers

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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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Ordinary Discount Black Aluminium Oxide to Nigeria Manufacturers 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:

Ordinary Discount
 Black Aluminium Oxide to Nigeria Manufacturers detail pictures

Ordinary Discount
 Black Aluminium Oxide to Nigeria Manufacturers detail pictures

Ordinary Discount
 Black Aluminium Oxide to Nigeria Manufacturers detail pictures

Ordinary Discount
 Black Aluminium Oxide to Nigeria Manufacturers detail pictures

Ordinary Discount
 Black Aluminium Oxide to Nigeria Manufacturers detail pictures

Ordinary Discount
 Black Aluminium Oxide to Nigeria Manufacturers detail pictures

Ordinary Discount
 Black Aluminium Oxide to Nigeria Manufacturers detail pictures

Ordinary Discount
 Black Aluminium Oxide to Nigeria Manufacturers detail pictures


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We're convinced that with joint endeavours, the business between us will bring us mutual benefits. We are able to guarantee you products high quality and competitive value for Ordinary Discount Black Aluminium Oxide to Nigeria Manufacturers, The product will supply to all over the world, such as: Eindhoven , Norwegian , Pretoria , Our products are widely recognized and trusted by users and can meet continuously developing economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!
  • This manufacturer can keep improving and perfecting products and service, it is in line with the rules of market competition, a competitive company.
    5 Stars By Maxine from Armenia - 2017.12.02 14:11
    It is not easy to find such a professional and responsible provider in today's time. Hope that we can maintain long-term cooperation.
    5 Stars By Chris from Paraguay - 2018.11.22 12:28

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