High Quality Retractable Loading Dock Door for Loading Bay

• Customization: Available
• Material: Steel
• Type: Revolving
• Model NO.: YO-Sectional
• Open Style: Revolving
• Opening Type: Induced
• Special Function: Thermal Insulated
• Color: Various Color
• Certification: ISO9001, CE
• Position: Industrial
• Surface Finishing: Finished
• Application: Cold Room, Warehouse, Workshop
• Door Panel Thickness: 40mm
• Shipment: 7 Days After Deposit
• Door Material: Stainless Steel
• Transport Package: Export Wooden Case
• Specification: Max size 8m*8m
• Trademark: YUOU
• Origin: China
• HS Code: 85308000
• Production Capacity: 5000pieces/Year
• Package Size: 3500.00cm * 500.00cm * 500.00cm
• Package Gross Weight: 300.000kg

Product Description

Description 
Sectional doors are widely used in areas with high cleanliness requirements, such as factories, medicine, food, electronics, Printing, supermarkets, etc. The doors have a beautiful appearance, with features of high strength, low noise and insulation properties.

Technical data:

Industrial Sectional Door
Max dimension	Automatic PU Foam Insulated Garage door with Pedestrian Doorwidth * height 12000mm*8000mm
Power supply	220±10%V, or 380V, 50/60Hz, IP55
Opening and closing speed	20-40cm/s
Door panel thickness	40mm/50mm/75mm/100mm/Back rib door
PU Denisity	48±2kg/m^3
Wind resistance	28-35m/s (Class 10-12)
Sound insulation level	24DB
Water tightness	30Pa
K Value	1.5W/M2.K
Thermal Conductivity	<= 0.033W/M.K

 
Structure Diagram:

Product Details:

1.Lift way:
 

2. Motor and controller:

 

3. Sandwich panel:

A. Two layer 0.4mm powder coated galvanized steel plate, PU foaming density 48±2kg/m3

B. Surface printing layer: 30um

C. Total thickness: 40mm (standard)
    50mm/75mm/100mm(optional)

4. Spring Safety device:
1. Spring brake device: anti-broken

2. Service life: 100 thousand opening and closing
3. Driving force: 140N
4. Choosen according to door size, weight and lifting pattern

5. Falling Protection Devices:

Door bottom is equipped with droping avoid steel cord, securing the accident dropping within 5cm.

 

6. Guide rail:
A. Special design three angle wheel brace secure smooth rolling of wheel

B. Mute nylon wheel, noise level: <=60db

7. Seals:
EPDM sealing rubber is installed onto top, bottom and periphery,
8. Buffer and hinges:
9. Manual device(Only for manual door):
10.Bottom Wireless safety airbage:
It makes the door body lift back when touching something during closing and stops the movement during opening.

11.Optional parts:

You will receive:
 Products real shot: