Rubber Sealing Strip Technical Details
Sealing strips for doors, windows and curtain walls follow GB/T 24498-2009. EPDM grades marked EPDM60-4-3 (hardness-recovery-aged recovery); tensile >=5.0MPa (>=10.3MPa for curtain wall), compression set <=35%, no crack at -40C.
| Item | Parameter |
|---|---|
| Common profiles | D 型、E 型、P 型、O 型、9×9、7×8 等（可开模Custom） |
| Material | EPDM 三元乙丙、VMQ Silicone、PVC/PPVC、TPE |
| Hardness (Shore A) | 55~75 度，常用 60±5 度 |
| Tensile strength | ≥5.0MPa（幕墙用胶条 ≥10.3MPa） |
| Service temperature | EPDM -50~+120℃；Silicone -60~+200℃ |
Read the full technical guide: Rubber Sealing Strip specifications and common models.