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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Our mission is to become an innovative supplier of high-tech digital and communication devices by providing value added design, world-class manufacturing, and service capabilities for Ordinary Discount Black Aluminium Oxide to Nigeria Manufacturers, The product will supply to all over the world, such as: Bahamas, Puerto Rico, Stuttgart, With the superior and exceptional service, we've been well developed along with our customers. Expertise and know-how ensure that we are always enjoying the trust from our customers in our business activities. "Quality", "honesty" and "service" is our principle. Our loyalty and commitments remain respectfully at your service. Contact Us Today For further information, contact us now.
  • Good quality and fast delivery, it's very nice. Some products have a little bit problem, but the supplier replaced timely, overall, we are satisfied.
    5 Stars By Julie from Hyderabad - 2018.09.21 11:44
    Hope that the company could stick to the enterprise spirit of "Quality, Efficiency, Innovation and Integrity", it will be better and better in the future.
    5 Stars By Marian from Kenya - 2017.06.22 12:49

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