MULLITE-CORUNDUM BLOCKS AND MULLITE SILICA FOR STEEL BLOWING WITH INERT GAS
SPECIFICATION OF UKRAINE 23.2-00190503-388:2013
BMKP-80
Mullite-corundum blocks are used for blowing with inert gas that gives the possibility to considerably improve metal quality, as well as technical and economical parameters of the process.The products are delivered on wooden pallets, laid with cardboard, protected with angles, wrapped with stretch-film and bundled with polypropylene or polyester strip.
| Parameter description | Value |
|---|---|
| Type | aluminosilicate |
| Group | mullite-corundum (Al2O3 72-95%) |
| Refractoriness value | fire resistance (1580 to 1770°С) |
| Porosity degree | average dense (Ptot 20-30%) |
| Heat treatment method | heat treated |
| Molding process | vibrocasted, including concrete |
| Binding type 1 | with inorganic binders |
| Binding type 2 | hydraulic |
| Intended purpose | technology |
| scope of application | for steel blowing with inert gas |
| Reference document for product properties | Mullite-corundum blocks and mullite silica for steel blowing with inert gas Specification of Ukraine 23.2-00190503-388:2013 |
| Parameter description | Value |
|---|---|
| Al2O3, % | ≥80 |
| Compression ultimate strength, N/mm2, not less than | 20 |
| Fe2O3, % | ≤2,5 |
| Interconnected porosity, %, not more than | 25 |
| Form | Article No. | Additional information | Photo |
|---|---|---|---|
| depending on drawing | customer drawing | UNDEF |
| Form | Dimension, mm | Drawing |
|---|---|---|
| depending on drawing |