Warehouse Sectional Overhead Door Industrial Vertical Lift 8m Height 30Pa Tightness

1. Excellent insulation performance

2. Automatic/ manual dual operation mode

When power is off or faulty, it can be turned on or off by manually operating the chain. The balanced torsion spring system conteracts most of the tension at the opening. It can be opened with a little force by hand ( 180N) or easily opened with a hand chain.

3. Balance spring

Spring brake device :anti-broken

Service life:100 thousand opening and closing

Driving force:140N

Chosen according to door size, weight and lifting pattern.

4. Accident-dropping safety device

Equipped with dropping avoiding steel cord at the bottom, to secure the accident dropping within 5cm

5. Guide rail

Special design three angle wheel brace secure smooth rolling of wheel

Noise level ≤60db

6. Periphery sealing rubber

Sealing rubber is installed on to top, bottom and periphery, with features of cold resistant and anti-broken

7. Standard Export Package

Step 1.Multi-layer plastic bubble film pack all the parts carefully.
Step 2.Carton box to make all the little parts safe and clearly.
Step 3.Put all the packaged parts into the Export wooden box, and seal the wooden box.

Features and application

Sectional door has a beautiful appearance, high strength, low noise and insulation properties, making it widely used in areas with high cleanliness requirements, such as factories, military, medicine, food, electronics, Printing, supermarkets, etc.