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Place of Origin : Zhengzhou ,China
Brand Name : Rongsheng
Certification : ISO9001
Model Number : AZS33#;AZS36#:AZS41#
MOQ : 1 TON
Price : 200-800USD
Packaging Details : packed on wooden pallets, with water-proof cover, and tightened with plastic/steel bandages
Delivery Time : 20-30DAYS
Payment Terms : TT; L/C
Supply Ability : 2000tons /month
ZrO2,%≥ : 33-40
bulk density(g/cm3) : 3.5-3.9
cold crushing Mpa : 350
Azs Zircon Corundum Insulation Bricks Refractory Brick With Heavy Duty
Quick Detail:
♦ Compact microstructure
 ♦ Good erosion resistibility to molten glass
 ♦ Good thermal shock resistibility
 ♦ Barely rendering blister
Applications:
Corundum mullite Brick is mainly used for side walls of flame furnaces with embedded melter bottoms, for total security with average pulls and campaign lengths, and superstructures, front wall, back wall, top crown in glass melting furnace.
Specifications:
| chemical composition | AZS-33 | AZS-36 | AZS-41 | 
| ZrO2 | ≥33 | ≥35 | ≥40 | 
| SiO2 | ≤16.0 | ≤14 | ≤13.0 | 
| Al2O3 | a little | a little | a little | 
| Na2O | ≤1.5 | ≤1.6 | ≤1.3 | 
| Fe2O3+TiO2 | ≤0.3 | ≤0.3 | ≤0.3 | 
Physical Properties
| bulk density(g/cm3): | 3.5-3.6 | 3.75 | 3.90 | |
| cold crushing Mpa | 350 | 350 | 350 | |
| thermal expansion coefficient (1000°C) | 0.80 | 0.80 | 0.80 | |
| exudation temp. of glass phase | 1400 | 1400 | 1400 | |
| corrocion resistance of glass melt(mm/24h) | 1.6 | 1.5 | 1.3 | |
| Density | PT QX | 3.40 | 3.45 | 3.55 | 
| WS ZWS | 3.60 | 3.70 | 3.8 | |
phase composition(%)
| baddeleyite | 32 | 35 | 40 | 
| glass phase | 21 | 18 | 17 | 
| α- corundum | 47 | 47 | 43 | 

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