Fire-proof Door Gasket
Extrusion grades for fire-proof door gaskets (KS F 2268-1, over 1 hour) that expand or ceramicize when heated.
Key Benefits
- Fire-proof door gasket, KS F 2268-1 over 1 hour
- Expands or ceramicizes after heating
- Excellent flame retardancy (V-0)
- Suited to extrusion and HAV (hot-air vulcanizing)
Applications
- Fire-proof door gasket
- Construction fire-resistant gasket
Typical Properties by Grade2 grades
| Grade | Appearance | Specific gravity | PlasticityWilliams | HardnessShore A | Tensile strengthkgf/cm² | Elongation% | Tear strengthkgf/cm | Compression set%, 180℃×22h | Curing agentPHR | CurePress ℃/min · Post ℃/hr |
|---|---|---|---|---|---|---|---|---|---|---|
| TS 1355FS | Dark gray | 1.40 | 220 | 55 | – | – | – | – | SC-2 · 3.0 | 120/5 · 180/4 |
| TS 1360FS | Dark gray | 1.40 | 230 | 61 | – | – | – | – | SC-2 · 3.0 | 120/5 · 180/4 |
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Values are typical measurements based on KS M6518, not specifications, and may vary with curing agent and cure conditions.
TS 1300FS Series Properties (Expandable · Ceramicable)
| Properties | Standard | Expandable | Ceramicable |
|---|---|---|---|
| Properties | Standard | TS 1355FS | TS 1370FS |
| Appearance | - | Gray | Reddish dark gray |
| Williams Plasticity | mm/100 | 220 | 320 |
| Specific gravity | - | 1.33 | 1.72 |
| Hardness | Shore A | 65 | 72 |
| Tensile Strength | kgf/cm² | 20 | 51 |
| Elongation at break | % | 180 | 120 |
| Tear strength | kgf/cm | 11 | 9 |
| Flame Retardancy | - | V-0 | V-0 |
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Properties obtained using 1.2 part of SC-2(2,4-dichlorobenzonylperoxide) on 2mm thick slabs: molded 5 minutes at 115℃ and post-cured 4 hours at 200℃.

