We will state with absolute certainty that for such excellent at such charges we have been the lowest around for Active sponge iron, High alumina brick for hot blast stove, Columnar petroleum coke. We have various models with complete specifications, excellent quality, and can also be customized according to user needs. Our company has become a benchmark enterprise in the industry with its unique product development conditions, experience and technology.
1,Description ofCalcined Alumina Powder:refractory grade calcined aluminum oxide powder, also known as calcined active α - Al2O3 powder, is made of primary industrial aluminum oxide, aluminum hydroxide as the main raw material, with additive added, and calcined in phase at low temperature (about 1250 ℃).advanced grinding technology and process are adopted,The active alumina micropowder has the advantages of high activity, fine particle size and wide application.
2.Techncial index of Calcined Alumina Powder
Item | Calcining alumina powder |
Al2O3 % | 99.5 |
SIO2 % | ≤0.05 |
Fe2O3 % | ≤0.05 |
Na2O % | ≤0.30 |
K2O % | ≤0.03 |
MgO % | ≤0.03 |
Igloss % | ≤0.20 |
α-Al2O3 % | ≥93.0 |
True specific gravity g/cm3 | ≥3.90 |
Crystal size um | 3-5 |
Grain size um | 3-5 |
3.Features ofCalcined Alumina Powder
1) the purity of the product is high, the impurity is small, and the content of α - Al2O3 ≥ 98%
2) high chemical stability and corrosion resistance
3) high melting point and good thermal stability
4) the product has high hardness, high mechanical strength and good wear resistance.
4.Product application
The products are especially suitable for shaped and irregular refractory products, wear-resistant mold products, high-purity refractory fiber products, improving the high temperature performance of refractory products, improving the corrosion resistance, wear resistance and impact resistance of refractory products, etc.
5.Product packaging
Waterproof and moisture-proof solid packaging, 25kg moisture-proof bag + moisture-proof ton bag
6.Our advantages
Our company has its own product production, processing plant, strong professionalism, product price concessions, free to provide customers with samples, provide first-class technical services.
7,Our company promises to customers: to provide free technical exchanges and services with customers, and to provide samples to customers free of charge without any sample fees.
8,Achievements generated: Our company has previously shipped 100 tons to India.
Do you want to find a professional supplier of refractory products?
Do you want to find a stable and credible supplier?
Then please contact with us
Contact me:
Email:wp@cnjingganrefractory.com/sdwenping@163.com
TEL: 86-0533-4188518 / FAX: 86-0533-4188518
Rose:+86-13275332819(wechat/whatsapp number)
Our sales market has expanded from domestic market to overseas market. The performance of our Calcined Alumina Powder for Refractory Castable has been gradually in line with the international market. We use advanced processing equipment and strict quality management system, while providing customers with professional design and technical guidance, products are popular both at home and board. We have set up a wide sales network across the world.
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