corundum mullite bricks for high temperature hot blast furnace
| Min. Order: | 1 Ton |
|---|---|
| Trade Term: | FOB |
| Payment Terms: | L/C, T/T |
| Supply Ability: | 40 ton/month |
| Place of Origin: | Shandong |
Company Profile
| Location: | Zibo, Shandong, China (Mainland) |
|---|---|
| Business Type: | Manufacturer, Trading Company |
| Main Products: | Corundum Mullite, Alumina Bubble Brick, Zirconia Bubble Brick, Zirconia Brick |
Product Detail
| Means of Transport: | Ocean |
|---|---|
| Brand Name: | gaoha |
| Production Capacity: | 40 ton/month |
| Packing: | wooden pallet |
| Delivery Date: | 45days |
Product Description
Description of product
Name | corundum products |
Ingredient | Dense fused corundum, Synthetic mullite,Chrome,etc |
Fire resistant | ≥1790℃ |
Advantages | 1.high density& temperature resistibility 2. low bulk density, high compressive strength, 3. resistance to high temperature(≥1790℃) 4.good thermal shocking resistance 5.Excellent corrosion resistant to acids and alkalis 6.They are not influenced by H2, CO gases during use |
Size and specifications | 230x114x65mm The size, density, chemical composition can be customized. |
Technical Data
Item | High purity corundum bricks DL-98 | Normal corundum bricks DL-95 | Normal corundum bricks DL-90 | Corundum Mullite Products MDL-80
| Chrome corundum brick/corundum-chrome firebrick GDL-85 |
Al2O3％≥ | 98.5 | 95 | 90 | 80 | 85 |
Cr2O3％≥ | / | / | / | / | 8 |
SiO2％≤ | 0.3 | 3.0 | 9.0 | 18 | 0.2 |
Fe2O3％≤ | 0.2 | 0.2 | 0.5 | 0.5 | 0.2 |
R2O％≤ | 0.3 | 0.6 | 0.6 | 0.4 | 0.5 |
Bulk Density (g/cm3 ≥) | 3.0 | 2.9 | 2.9 | 2.7 | 3.1 |
Compressive strength at normal temperature (MPa≥) | 75 | 100 | 100 | 60 | 80 |
Fire resistant (°C≥) | 1790 | 1790 | 1790 | 1790 | 1790 |
Soften point at 0.2 MPa load KD °C | 1700 | 1650 | 1650 | 1700 | 1700 |
Liner Change(%)1600°C x3h | 0.2 | 0.2 | 0.2 | 0.3 | 0.2 |
Thermal shock stability 1100 °C water | 6 | 10 | 10 | 20 | 15 |