Bubble Alumina

By: Kaifeng Datong Refractories Co. Ltd.

Price	Available on request
Category	Raw materials
Manufacturer	NA (Trader)
Min Order Quantity	10.00 Tons
Delivery Lead Time	As per order
Place of Origin	China
Supply Ability	Customization as required
Packaging Details	Standard export packing
Transportation Details	Road / Ship

Details

Valid Upto

22.03.2025

Description

Raw material
Its main raw material is high quality alumina powder.

Processing
After melting through the electric arc furnace, blowing and instantaneously cooling in air.

Advantages
1.light weight, closed hole and high temperature resistance
2.high mechanical strength, which is several times higher than general light products
3.its bulk density is the half of corundum products

	Guarantee value	Typical value
Al2O3	≥99	99.34
SiO2	≤0.2	0.15
Fe2O3	≤0.1	0.06
Bulk density(g/cm3)	0.5-1.0	0.75
Broken rate(%)	≤15	12
Refractoriness (℃)	1800
Particle size	0.2-1mm,1-2mm,2-3mm,3-5mm
Test standard	GB/T3044-89
Package	25kg/bag or as customers’ requirements

Applications
1) It is the ideal heat-insulated filler for high temperature furnaces,such as petrochemical industrial gasifier, carbon black industrial reactors, metallurgical industrial induction furnace and other high temperature, ultra-high temperature furnace.
2) high quality aggregate for high temperature light refractory castable.
3) various shapes of insulation products, bubble alumina bricks.