CHROME-PERICLASE HIGH REFRACTORY PRODUCTS ACCORDING TO ACCORDING TO DSTU 2509-94 (GOST 5381-93)
HP1
Chrome-periclase high-refractory burnt products are intended for laying of arches of open-hearth furnaces, arches of light duty electric-arc furnaces and heat aggregates operated under heavy conditions.The products are laid on wooden pallet, laid with cardboard sheets, protected with cardboard angles along the perimeter, wrapped with stretch-film and bundled with polypropylene strip.
| Parameter description | Value |
|---|---|
| Type | magnesia spinel |
| Group | chrome-periclase (MgO 40-60%, Cr2O3 15-35%) |
| Refractoriness value | high fire resistance (1770 to 2000°С) |
| Porosity degree | average dense (Ptot 20-30%) |
| 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 lining of high temperature heat aggregates |
| Reference document for product properties | Chrome-periclase high refractory products according to according to DSTU 2509-94 (GOST 5381-93) |
| Reference documents for product dimensions | Chrome-periclase high refractory products according to DSTU 2509-94 (GOST 5381-93) |
| Parameter description | Value |
|---|---|
| Apparent specific gravity, g/сm3 | ≥ 2,95 |
| Compression ultimate strength, N/mm2, not less than | 30 |
| Cr2O3, % | ≥ 22 |
| Fusion point, °С, not less than | 1550 |
| Interconnected porosity, %, not more than | 20 |
| MgO, % | ≥ 46 |
| SiO2, % | ≤ 6 |
| Thermal resistance, thermal cycles, not less than | 2 |
| Form | Article No. | Additional information | Photo |
|---|---|---|---|
| crossover double-sided feather-edged brick | No.10 |  | |
| No.9 | |||
| edge double-sided feather-edged brick | No.7 | ||
| No.8 | |||
| front double-sided feather-edged brick | No.3 |  | |
| No.4 | |||
| front feather-edged brick (double-sided or one-sided) | No.5 | ||
| No.6 | |||
| straight brick | No.1 |  | |
| No.2 |
| Form | Article No. | Dimension, mm | Drawing |
|---|---|---|---|
| crossover double-sided feather-edged brick | No.10 | L = 230 B = 115 B1 = 93 S = 65 |  |
| No.9 | UNDEF | ||
| edge double-sided feather-edged brick | No.7 | L = 230 B = 115 S = 65 S1 = 45 | |
| No.8 | L = 230 B = 115 S = 65 S1 = 55 | ||
| front double-sided feather-edged brick | No.3 | L = 230 B = 115 S = 65 S1 = 45 |  |
| No.4 | L = 230 B = 115 S = 65 S1 = 55 | ||
| front feather-edged brick (double-sided or one-sided) | No.5 | L = 230 B = 115 S = 65 S1 = 60 | |
| No.6 | L = 200 B = 120 S = 70 S1 = 62 | ||
| straight brick | No.1 | L = 230 B = 115 S = 65 |  |
| No.2 | L = 300 B = 1150 S = 65 |