### Product Specifications
Door Material: Stainless Steel
Warranty: 1 Year
After-sale Service: Online Technical Support, Other
Design Style: Industrial
Position: Front
Surface Finishing: Finished
Project Solution Capability: total solution for projects
Place of Origin: Henan, China
Brand Name: Lengdun
Product name: Manual Double Sliding Door For Cold Room
Inner Material: PU
Surface Material: Steel or Stainless Steel
Color: Customized Color
Thickness: 50-200MM
Dimension: Customized
Open Way: Manual
Function: Thermal Insulation Door
Appliance: Cold Room Door
MOQ: 1set
Industrial Overhead Sectional Door:
It is one of most widely used industrial doors at present. Every factory can use such doors because its higher running
speed, high operation frequency, good thermal insulation, and low maintenance,compared with tradtional roller doors.
Description:
Industrial Overhead Sectional Door is Slide-running design. Door panels are connected end to end through C-type rails.
Whole door body can bend flexibly and slide along guide rails with different bending shapes. It can be fit onto various
kinds of door holes. Thus, it is very widely used in all kinds of factories, logistics warehouse, and garages.
Applications:
All kinds of factories, Warehouses, Cold rooms, Logistics and Garages
Optional Parts:
| NO. | ITEM | CHOICE |
| 1 | Window | Yes/No |
| 2 | Man Door | Yes/No |
| 3 | Lifting Type | Standard lifting, High lifting, Vertical lifting |
| 4 | Color | Standard white color, or customized |
| 5 | Motor position | Right/Left |
Built For Stable Production & Global Supply
Integrated manufacturing workflow covering production, quality control, export packaging, and container loading.
Factory
Modern manufacturing facilities designed for stable production capacity and international export supply.
Production
Standardized production workflow ensures consistent quality and efficient order management.
CNC Processing
Precision CNC equipment improves dimensional accuracy and manufacturing consistency.
Spray Line
Professional surface finishing systems support stable coating quality and color consistency.
Quality Control
Dedicated QC inspections are carried out during production and before shipment.
Packaging
Reinforced export packaging protects products during international transportation.
Container Loading
Optimized loading plans improve shipping efficiency and reduce transportation risks.
Frequently Asked By Global Buyers
Common questions about MOQ, production, customization, export packaging, shipping, and OEM cooperation.
Our MOQ depends on product type, finishes, and customization requirements. Mixed container orders are supported.
Standard lead time is usually 15–35 days after confirming drawings, finishes, and deposit payment.
Yes. OEM, logo branding, custom packaging, and exclusive product configurations are available.
We provide Chinese, German, and Italian hardware options based on market and project requirements.
Selected systems are available with FD30 and FD60 fire-rated configurations for commercial projects.
We export to Europe, North America, the Middle East, Southeast Asia, Australia, and other global markets.
Products use reinforced export packaging with foam protection, corner guards, and waterproof wrapping.
Yes. Custom sizes, finishes, colors, glass options, and architectural adaptations are supported.