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Categories | Corundum Brick |
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Place of Origin: | Zhengzhou ,China |
Brand Name: | Rongsheng |
Certification: | ISO9001,CE,CQC |
Model Number: | AZS33#;AZS36#:AZS41# |
MOQ: | 1 TONS |
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 |
SiO2,%: | ≤13.0 |
Na2O,%: | ≤1.3 |
cold crushing Mpa: | 350 |
thermal expansion coefficient (1000°C): | 0.8 |
Company Info. |
Zhengzhou Rongsheng Refractory Co., Ltd. |
Verified Supplier |
View Contact Details |
Product List |
Compact Fused Zircon Corundum Brick Refractory Firebrick For Glass Furnace
Quick Detail:
♦ Compact microstructure
♦ Good erosion resistibility to molten glass
♦ Good thermal shock resistibility
♦ Barely rendering blister
Applications:
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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