refractory high alumina brick
Product Details:
| Material | Alumina Block |
|---|---|
| Shape | Brick |
| Place of Origin | Hebei, China (Mainland) |
Payment & Shipping Terms:
| Minimum Order Quantity: | 20 Ton |
|---|---|
| Payment Terms: | L/C,T/T |
Detailed Product Description
High alumina brick
For High alumina brick the temperature of refractoriness under load is normally above 1420~1550 that is higher than the fireclay brick and it increases along with the AL2O3 content enhances.
For High alumina brick the thermal Shock resistance is mainly decided by chemical contents and its mineral microstructure but its thermal shock resistant is worse than the fireclay brick.
High alumina brick have very good ability of anti-acidity, anti-metal fluid corrode and anti-oxidation.
High alumina brick are used normally in industry furnaces such as Blast furnace, hot-blast furnace and EAF etc. .
Index | Item | ||||
LZ-75 | LZ-65 | LZ-55 | LZ-48 | ||
Al2O3 ,%≥ | 75 | 65 | 55 | 48 | |
Refractoriness, ≤ | 1790 | 1770 | 1750 | ||
0.2Mpa refractoriness under load, ≤ | 1520 | 1500 | 1470 | 1420 | |
Reheating linear change, % | 1500,2h | +0.1 | - | ||
1450,2h | - | +0.1 | |||
Apparent porosity, %≤ | 23 | 22 | |||
Compress strength, MPa≥ | 53.9 | 49.0 | 44.1 | 39.2 | |
High alumina brick packing:
Bricks are packed on wooden pallet and then polyethylene film is placed over it, finally the package is tied up with steel strips.
High alumina brick order quantity:
20 t as minimum quantity is accepted.
High alumina brick delivery time:
30 days after receiving L/C or 30% of advanced T/T. the production capacity reach to 1000 t per month.
refractory high alumina brick
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Company Info
Tangshan Fengrun Jinda Charging Factory
[China (Mainland)]
[Verified Member]
City: Tangshan
Province/State: Hebei
Country/Region : China (Mainland)
Business Type:Manufacturer
Online Postings: Products






