STOPPER REFRACTORIES FOR STEEL TEEMING FROM LADLE ACCORDING TO DSTU GOST 5500:2006
SHSP-32 (NOZZLE)
Chamotte stopper oven refractories are used for steel teeming from ladle.The products are wrapped into cardboard or paper, wrapped with stretch-film and laid into wooden case with laid along the perimeter cardboard. The layers are laid with cardboard or liner, and the gaps between the products, from case walls and under the cover are filled with wood chips or flakes.
| Parameter description | Value |
|---|---|
| Type | aluminosilicate |
| Group | chamotte (Al2O3 28-45%) |
| Refractoriness value | fire resistance (1580 to 1770°С) |
| Porosity degree | average dense (Ptot 20-30%) |
| Heat treatment method | burnt |
| Molding process | soft mud forming |
| Binding type 1 | with inorganic binders |
| Binding type 2 | ceramic |
| Intended purpose | technology |
| scope of application | for steel teeming from ladle |
| Reference document for product properties | Stopper refractories for steel teeming from ladle according to DSTU GOST 5500:2006 |
| Reference documents for product dimensions | Stopper refractories for steel teeming from ladle according to DSTU GOST 5500:2006 |
| Parameter description | Value |
|---|---|
| Al2O3, % | ≥ 32 |
| Fire resistance, °С, not less than | 1690 |
| Fusion point, °С, not less than | 1350 |
| Interconnected porosity, %, not more than | 22 |
| Form | Article No. | Additional information | Photo |
|---|---|---|---|
| Nozzle | customer drawing | ||
| No.15 (d 40mm) | Used with plug No.9. | ||
| No.16 (d 70mm) | Used with plug No.11. | ||
| No.17 (d 60mm) | Used with plugs No.10 and No.11. | ||
| No.26 | Used with insert No.35 and plug No.9. | ||
| No.27 (d 40mm) | Used with insert No.36 and plugs No.10 and No.11. | ||
| No.27 (d 50mm) | Used with insert No.36 and plugs No.10 and No.11. | ||
| No.27 (d 55mm) | Used with insert No.36 and plugs No.10 and No.11. | ||
| No.27 (d 60mm) | Used with insert No.36 and plugs No.10 and No.11. | ||
| No.29 | Used with insert No.36 and plugs No.No.10, 11. | ||
| No.33 | Used with insert No.36 and plugs No.No.10, 11. |
| Form | Article No. | Dimension, mm | Drawing |
|---|---|---|---|
| Nozzle | customer drawing |  | |
| No.15 (d 40mm) | H = 140 D = 140 D1 = 112 d = 40 d1 = 50 r = 35 e = 34 k = 60 | ||
| No.16 (d 70mm) | H = 240 D = 160 D1 = 120 d = 70 d1 = 72 r = 35 e = 34 k = 67 | ||
| No.17 (d 60mm) | H = 300 D = 160 D1 = 127 d = 60 d1 = 60 r = 35 e = 34 k = 65 | ||
| No.26 | H = 140 h = 60 h1 = 8 D = 140 D1 = 112 d = 30 d1 = 75 d2 = 80 d3 = 106 | ||
| No.27 (d 40mm) | H = 240 h = 65 h1 = 12 D = 160 D1 = 120 d = 40 d1 = 98 d2 = 102 d3 = 140 | ||
| No.27 (d 50mm) | H = 240 h = 65 h1 = 12 D = 160 D1 = 120 d = 50 d1 = 98 d2 = 102 d3 = 140 | ||
| No.27 (d 55mm) | H = 240 h = 65 h1 = 12 D = 160 D1 = 120 d = 55 d1 = 98 d2 = 102 d3 = 140 | ||
| No.27 (d 60mm) | H = 240 h = 65 h1 = 12 D = 160 D1 = 120 d = 60 d1 = 98 d2 = 102 d3 = 140 | ||
| No.29 | H = 360 h = 65 h1 = 12 D = 160 D1 = 120 d = 45 d1 = 98 d2 = 102 d3 = 140 | ||
| No.33 | UNDEF |