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Minimum Order
Localité:
CHINA
Prix de commande minimale:
-
Commande minimale:
20MT
Packaging Detail:
-
Delivery Time:
-
Supplying Ability:
20000mts/year
Payment Type:
-
Hong Kong
Personne àcontacter Ms. sophia
liuquan, HK
CALCINED ALUMINA POWDER Calcined Alumina is white powder, good flowability, performance stability, hardly soluble in acid and alkali, excellent sintering ***** used as high quality material for aluminous refractory, sintering coroundum and electric ceramics. Chemical composition Alumina ï&frac*4;ˆα-AL2O3 ï&frac*4;‰/Calcined Appearance White powder Package *0kg woven bagï&frac*4;Å’ ***0kg big bag Application refractory, sintering coroundum and electric ceramics. Item Unit Secification First type Second type Al 2 O 3 ï&frac*4;ˆ % ï&frac*4;‰ ≥ *9.5 *9.5 SiO 2 ï&frac*4;ˆ % ï&frac*4;‰ ≤ 0.**6 0.*6 Fe 2 O 3 ï&frac*4;ˆ % ï&frac*4;‰ ≤ 0.*4 0.*3 Na 2 O ï&frac*4;ˆ % ï&frac*4;‰ ≤ 0.2 0.3 Loss of ignition % ≤ 1.0 1.0 α-Al2O3 (%) ≥ *4.0 *3.0 True specific gravity % ≥g/cm3 3.*4 3.*5
