High temperature calcined α-alumina

分类 Flame retardant

It has the advantages of high conversion rate, stable crystal shape, and low impurity content. Its products have high mechanical strength, stable shrinkage, good electrical insulation, wear resistance, corrosion resistance and high temperature resistance. Products of different specifications can be made according to user requirements

其他信息

Product Usage	Calcined powder for refractory materials, Active powder for refractory materials, Calcined powder for building ceramics, Calcined powder for electronic ceramics, Calcined powder for wear-resistant ceramics, Calcined powder for grinding and polishing
Model	AP-800FG, AP-9FG, AP-2G, AM-5G, AL-35CX, AL-1SG, AP-2SG, AM-2SG, AM-1G, AM-2G, AM-3G, AM-4G, AL-8B, AL-20, AL-30B, AL-40, AL-50B, AL-10, AL-10B, AP-20, AM-20, AM-30, AL-5G, AP-1SG, AM-2FG, AM-21
AL2O3	99.7, 99.6, 99.5, 99.3, 99.7, 99.6, 99.6, 99.4, 99.0, 98.0, 99.0, 99.0, 99.7, 99.7, 99.8, 99.7, 99.8, 99.8, 99.7, 99.7, 99.6, 99.5, 99.6, 99.6, 99.4, 99.5
Na2O	0.05, 0.15, 0.20, 0.35, 0.05, 0.05, 0.15, 0.25, 0.30, 0.35, 0.35, 0.35, 0.03, 0.04, 0.03, 0.05, 0.02, 0.05, 0.08, 0.15, 0.25, 0.35, 0.05, 0.15, 0.25, 0.25
SiO2	0.10, 0.10, 0.10, 0.10, 0.15, 0.15, 0.15, 0.15, 0.15, 0.15, 0.15, 0.15, 0.04, 0.03, 0.03, 0.03, 0.03, 0.05, 0.04, 0.03, 0.05, 0.04, 0.15, 0.02, 0.02, 0.08
Fe2O3	0.03, 0.03, 0.04, 0.04, 0.03, 0.03, 0.03, 0.04, 0.03, 0.03, 0.03, 0.03, 0.03, 0.03, 0.02, 0.03, 0.02, 0.03, 0.03, 0.03, 0.03, 0.04, 0.03, 0.01, 0.05, 0.05
a-AL2O3(Physical index)	96, 95, 94, 93, 97, 96, 95, 94, 90, 91, 92, 93, 96, 96, 97, 95, 98, 95, 95, 94, 93, 92, 95, 92, 93, 93
Specific surface area（m2/g)）	0.9, 0.8, 2, 1, 3, 7.5, 4, 4, 4, 2, 1.5, 1, 0.7, 0.7, 0.6, 0.8, 0.3, 3, 1, 2, 2, 1.5, 1.5, 6.5, 2, 1
D50(um)	1±0.5, 2±0.5, 2.5±0.5, 3±0.5, 3.5±0.5, 4±0.5, 5±0.5

Product Details:

The annual production capacity of a-AL2O3 is 250,000 tons. Its powder applications include architectural ceramics, sanitary ceramics, electronic ceramics, wear-resistant ceramics, refractory materials, grinding and polishing and other fields. Among them, the ultrafine and low sodium a-AL2O3 has reached the international Advanced level, good cooperation with large multinational companies for many years, providing customized special alumina products.