98.6% Gamma Alumina Powder Smelter Grade

• CAS No.: 1344-28-1
• Formula: Al2O3
• EINECS: 215-691-6
• Classification: Alumina
• Grade Standard: Industrial Grade
• Kind: Acidic Oxide
• Model NO.: TCH
• Quality: First Class
• Al2O3: 98.5%
• Transport Package: 25kgs Bag
• Specification: SGS ISO
• Trademark: ZALY
• Origin: Lianyungang, China
• HS Code: 28182000
• Production Capacity: 1000mt/Month

Product Description

98.5%  metallurgical grade alumina powder for ingot
 
Application:Metallurgy ceramic, refractories, glazing 
Physical Property: white powder, no block. Directly imported from Australia.

Industrial grade alumina with little dust floated, good solubility, strong adsorptivity. 
 
Mainly used in the production of fused salt electrorefining aluminium, corundum, enamel, refractories and other alumina
 
Specification is as following:
  
Al2O3 :  98.5% min
 
SiO2:     0.009%
 
Na2O:    0.44%
 
Particle size: 45um (325 mesh)  75um (22 mesh)
 
LOI: 0.76%
 
BET surface area: 72 m2/g
 
Calcined alumina Spec.

Chemical Composition	Calculated Al2O3 -Dried (wt%)	98.6
	Calculated Al2O3 -Fired (wt%)	99.5
	SiO2   (wt%)	0.020
	Fe2O3  (wt%)	0.014
	TiO2	0.003
	Na2O	0.43
	CaO	0.049
	Ga2O3	0.0082
	P2O5	0.0003
	LO I^*1(wt%)	0.83