ShPD
CHAMOTTE REFRACTORIES FOR LINING OF BLAST FURNACES ACCORDING TO
DSTU 2345-94 (GOST 1598-96)
For laying of boshes of belly and cooled part of the shaft of the blast furnaces with the volume not less than 1719m3, not cooled part of the shaft and mouth of all the blast furnaces
The products are supplied on wooden pallets interlaid with cardboard, with protected corners, wrapped with stretch film and bundled with polypropylene or polyester strip.
Technical requirements
| Parameter description | Value |
|---|---|
| Additional linear shrinkage, %, not more than, at temperature, °С | (1450°C) 0,3 |
| Al2O3, % | ≥39 |
| Compression ultimate strength, N/mm2, not less than | 50 (thers); not defined (for No.5, 6, 7, 8) |
| Fe2O3, % | ≤1,5 |
| Fire resistance, °С, not less than | 1750 |
| Fusion point, °С, not less than | 1440 |
| Interconnected porosity, %, not more than | 16 |
Specification
| Parameter description | Value |
|---|---|
| Type | aluminosilicate |
| Group | chamotte (Al2O3 28-45%) |
| Refractoriness value | fire resistance (1580 to 1770°С) |
| Porosity degree | dense (Ptot 10-16%) |
| Heat treatment method | burnt |
| Molding process | semidry forming |
| Binding type 1 | with inorganic binders |
| Binding type 2 | ceramic |
| Intended purpose | repair/construction |
| scope of application | for laying of shank shoulders, shank shoulders, belly and cooled part of the blast furnaces with the volume not less than 1719m3, not cooled part of the shaft and blast-furnace mouths |
| Reference document for product properties | Chamotte refractories for lining of blast furnaces according to DSTU 2345-94 (GOST 1598-96) |
| Reference documents for product dimensions | Chamotte refractories for lining of blast furnaces according to DSTU 2345-94 (GOST 1598-96) |