Aluminium Oxide Powder Used for Refractory Castables with High Temperature

• CAS No.: 1344-28-1
• Formula: Al2O3
• Classification: Alumina
• Grade Standard: Agriculture Grade, Electron Grade, Food Grade
• Kind: Amphoteric Oxide
• Type: Refractory Material
• Model NO.: RST-006567
• Shape: Powder
• Name: Aluminium Oxide
• Einecs No.: 215-691-6
• Mf: Al2O3
• Appearance: White Powder
• Hardness: 9.0 Mohs Scale
• Real Density: 3.5-3.9g/cm3
• Application: Plastic, Electric, Batery
• Transport Package: 25kg/Bag or Per Customer′s Request
• Origin: China

Product Description

Product Description

Alumina Oxide: 

Insoluble in water, white solid, odorless, tasteless, very hard quality, easy to absorb moisture without deliquescence .
This product could be used as raw material for pesticide in the new type b phosphorus aluminum bacteriacide,adsorbent for pharmaceutical production Vb12 and active fiter for paint production.It is good raw material for catalyst and anhydrous aluminum chloride.It is also widely used in pharmaceutical,chemical and other industries.

 

Specification

Item	Value
Other Names	Aluminium Oxide
Classification	ALUMINA
CAS No.	1344-28-1
MF	Al2O3
Grade Standard	Refractory Grade
Purity	99.9%
Appearance	white powder
Particle distribution	unimodal
Application	refractory castable, polishing, foundry
Al2O3	≥.99.6%
SiO2	≤.0.2%
Fe2O3	≤.0.2%
Na2O	≤.0.1%
Particle size D50	1.0-1.5
Alpha Al2O3 conversion rate %	≥95
Sample	Avaliable

Feature

1.High mechanical strength,

2.Good thermal shock resistance,

3.Good toughness and anti-stripping,

4.High refractoriness,

5.Tiny linear variation,no cracking,

6.Resistant to scour and erosion,

7.Good volume stability under high temperature.

Application

1. Coatings: porcelain coatings, abrasion resistant coatings and plasma spraying.

 2. Ceramics: transparent ceramics, bioceramics and alumina ceramics.

 3. Petrochemicals: high-efficiency catalysts, catalyst carriers and automotive exhaust gas purification materials.

 4. Polishing materials: sub-micron/nano-scale abrasive materials, grinding of monocrystalline silicon wafers, precision polishing materials.

 5. Lighting: long afterglow phosphor raw materials and rare earth trichromatic phosphor materials, high pressure sodium lamp light pipe, LED lights, etc.

 6. Electronics: integrated circuit substrates, single crystal materials and far infrared materials.

 7. Cosmetics: cosmetic fillers.

 8. Inorganic membrane materials.