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Slander Door
Slander Door
Normal Type, Wind Resistant Type, and Freezer Type Available
Industrial Sectional Overhead Doors are widely used in various industrial occasions due to their scientific torsion spring balance system and multiple safety devices. The double-layer PIR sandwich door panel provides excellent thermal insulation, wind resistance, and flame-retardant properties. Ideal for factories, logistics loading areas, medicine, food, electronics, and printing workshops.
| Feature | Specification Details |
|---|---|
| Application location | Both interior and exterior |
| Protection of Electric | IP 54 |
| Running Speed | 0.3m/s |
| Thermal Insulation (75mm) | 0.30 W/ (m2·K) |
| PU Foaming Density | 45kg/m³ |
| Fire Rated PU Foam | B1 Grade |
| Sound Insulation | R= 24 dB |
| Water Tightness | 70 Pa no leak (Width ≥ 8m) |
Panel Construction: 0.4mm PPGI skin with high-density PIR Foam (45kg/m³). Finger-safe design prevents injury during operation. Available in various thicknesses for different thermal requirements.
EPDM Rubber Sealing: Equipped with full-perimeter EPDM seal rubber. It remains flexible in extreme weather, ensuring air tightness and blocking dust/insects.
Wind Performance: With 0.4+0.4mm PPGI and internal reinforcement, these doors withstand wind speeds up to 28m/s (Beaufort scale 11). Special "Back Rib" panels are used for large openings up to 11.4m wide.
Control Options:
Advanced Safety Features: Anti-fall devices for wire rope breakage, torsion spring anti-breaking protection, and bottom safety airbags that reverse the door upon contact with obstacles.
Vision Panels: High-transparency windows for better natural lighting and observation.
Pass Doors: Integrated small swing doors for pedestrian access, reducing energy loss when the main door is closed.
