CRA
Refractory and high refractory products for continuous steel teeming
Specification of Ukraine 23.2-00190503-360:2013
The products are supplied on wooden pallets interlaid with cardboard, with protected corners, wrapped with stretch film and bundled with plastic strip.
Technical requirements
| Parameter description | Value |
|---|---|
| Al2O3, % | ≤ 4,5 |
| Fire resistance, °С, not less than | 1760 |
| Interconnected porosity, %, not more than | 20 |
| ZrO2 + HfO2, % | ≥ 56 |
Specification
| Parameter description | Value |
|---|---|
| Type | zirconium |
| Group | zircon |
| Refractoriness value | high fire resistance (1770 to 2000°С) |
| Porosity degree | compacted (Ptot 16-20%) |
| Heat treatment method | burnt |
| Molding process | semidry forming |
| Binding type 1 | with inorganic binders |
| Binding type 2 | ceramic |
| Intended purpose | technology |
| scope of application | for continuous steel teeming |
| Reference document for product properties | Refractory and high refractory products for continuous steel teeming Specification of Ukraine 23.2-00190503-360:2013 |