Detailed Calcined Alumina Powder,a-al2o3 Description:
Calcined alumina powder,a-Al2O3
Specification: Classification: Alumina ; CAS No.: 1344-28-1 ; Other Names: alpha alumina ; Grade Standard: Industrial Grade ; Purity: 99%Al2O3 ; Appearance: white ; Application: Abrasive ; Loose Density: 3.0 to 4.0g/cm3 ; Color: white ; Mol.wt: 325,500,800,1200,1500 ; Purity: a-Al2O3>93.6% ; Ignition loss: <0.11% ;
Calcined alumina powder,a-Al2O3
Features:
It absorbs moisture easily but doesnt deliquesce,no flavor or taste,.
It can be dissolved in sulphuric acid as well as in alkali coluttion.slowly forming hydroxid but never in water or mineral acid.
Calcined alumina powder has high melting point, is thermally stable. Has diamond hardness .
moreover,calcined alumina powder has high electric resistance and is stable against alids and alikalis.
Application
Although there are many variations of alumina crystals ,the one who is the stablest and most used is a-Al2O3 undoubtedly.
It can be used as raw materials for aluminous refractory,ceramic product, sparking plugs and grinding material.
Chemical Composition
SiO2: 0.58%
Fe2O3: 0.054%
Na2O: 0.026%
Al2O3: 99%
a-Al2O3: 93.6%
Inspection Standard: GB/T6609-2004; YS/T89-1995
- Packing: Export Standard
- Terms of Payment: T/T,T/C
- Delivery Time: 30 Days
- Products ID: 82911
- Product Category: Alumina
- Post date: May 1, 2011
Our company is specialized exporter, manufacturer and supplier of Calcined Alumina Powder,a-al2o3 in China.
