DYAN Black Fused Alumina/Black Corundum/Black Aluminum Oxide
USD $450 - $700 /Ton
Min.Order:1 Ton
Black aluminium oxide is also known as low aluminum corundum. 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.
Mainly application:
1.For Free grinding, such as glass industry.
2.For non-slip of airport and road, chemical factory board paving.
3.For Produce ceramic grinding wheel, resinoid grinding wheel, Grinding stone.
4.For free grinding, such as coarse grinding before electroplating products .
5.For polishing and sandblasting of stainless steel, fabricated metal products .
6.For investment casting technics of stainless steel and aluminum casting in coating .
7.For sand paper, sand cloth, sand belt, polish wax, abrasive paste, coating etc.
8.For abrasion and high temperature resistant in steel metallurgy, various industrial stoves.
Item | Al2O3 | Fe2O3 | SiO2 |
Grade A | 85 % | 9 % | ≤ 6 % |
Grade B | 80 % | 10 % | ≤ 10 % |
Hardness (mohs ) | ≥ 90 | Melting point ( ℃ ) | 2050 |
True density (g/cm3) | ≥ 3.50 | Linear expansion coefficient | 7-9 |
25/50 kg plastic woven bags or paper bags.
One ton bag with one pallets, Can also according to customer requirements.
A: Your inquiry related to our products or prices will be replied in 24 hours.
B: Strict quality control and fast delivery .
C: Best quality and competitive price.
D: We can provide free samples, or provide the products according to customers' special requirements.
E: 10 years of experience in manufacturing and sales.
Customer visit
Our products have been exported to about 20 countries, such as Germany, Sweden, Russia, Italy, Portugal, Armenia, Dubai, Kuwait, Saudi Arabia, Egypt, South Africa, India, Singapore,Thailand, Vietnam, the Philippines, Australia, Argentina and USA.
1) How can I place order?
A: You can contact us by email about your order details, or place order on line.
2) How can I pay you?
A: After you confirm our PI, we will request you to pay. T/T and L/C,Paypal, Western Union are the most usual ways we are using.
3) What's the order procedure?
A: First we discuss order details, production details by email or TM. Then we issue you an PI for your confirmation. You will be requested to do full payment or deposit before we go into production. After we get the deposit, we start to process the order. We usually need 7-15days if we don't have the items in stock. Before production has been finished, we will contact you for shipment details, and the balance payment. After payment has been settled, we start to prepare the shipment for you.
4)How do you take care when your clients received defective products?
A: replacement. If there are some defective items, we usually credit to our customer or replace in next shipment.
5)How do you check all the goods in the production line?
A: We have spot inspection and finished product inspection. We check the goods when they go into next step production procedure.
Welcome to Contact Us for High Quality Black Fused Alumina