High Quality Black Aluminium Oxide Supply to Borussia Dortmund
Short Description:
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...
High Quality Black Aluminium Oxide Supply to Borussia Dortmund 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 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 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:
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With a sound enterprise credit history, exceptional after-sales services and modern production facilities, we've earned an outstanding track record amongst our consumers across the whole world for High Quality Black Aluminium Oxide Supply to Borussia Dortmund, The product will supply to all over the world, such as: Doha, Brisbane, Anguilla, Our solutions have national accreditation standards for experienced, premium quality goods, affordable value, was welcomed by people around the globe. Our products will continue to increase in the order and look forward to cooperation with you, Truly must any of people goods be of interest to you, make sure you letus know. We're likely to be delighted to give you a quotation up on receipt of one's in depth specs.
By Rebecca from Bahamas - 2018.05.22 12:13
The product manager is a very hot and professional person, we have a pleasant conversation, and finally we reached a consensus agreement.
By Margaret from Kazakhstan - 2018.06.03 10:17
