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Sectional Door
SEPPES Products
Sectional Door
Sectional Door
Industry Leading Loading Dock Manufacturer
Sectional door, also known as ”sectional overhead door”, typically composed of multiple panels that open and close vertically. This design allows the door to slide upward along a track when opened, saving space and making it ideal for areas that require efficient use of floor space. The 40mm thick high-density polyurethane foam door panel has both thermal insulation and impact resistance. It forms a complete operating system through button spring tension balance, pulley rail sliding, and frequency conversion intelligent control system electric control.
Industrial sectional door is characterised by anti-pinch, sturdy and durable, thermal and sound insulation, strong industrial aesthetic. They are widely used in warehouses, garages, factories, and other industrial facilities.
More Details Of Overhead Sectional Door Structure
Industrial Sectional Door
- 1. Vertical guide rail
- 2. Vertical side frame
- 3. Door shaft
- 4. Torsion spring fracture protection device
- 5. Sheave
- 6. Torsion spring sleeve
- 7. Balance spring mechanism (torsion spring)
- 8. Coupling
- 9. Inner bracket
- 10. Top roller bracket
- 11. Roller bracket
- 12. Big back muscles (optional)
- 13. Wire rope break protection device
- 14. Sandwich door panel
- 15. Inner hinge
- 16. Bottom aluminum profile and bottom sealing strip
- 17. Side seal
- 18. Top aluminum profile
- 19. Top sealing strip
- 20. Panel side cover with fixing holes
- 21. Step handle
- 22. End buffer
- 23. Ceiling mounting bracket
More Custom Styles For Commercial Sectional Doors
Other Optional Equipment of Reinforced Components: More Durable and Safer
Small Window
The special design of the windows (dimensions 600×300mm) provides communication between indoor and outdoor, thus increasing the indoor lighting. The sectional door windows are made of high-strength acrylic panels.
Door Panel Colors
We offer sectional door color customization service with the option to customize your corporate logo or brand color. Not only add personality to your factory and business, but also harmonize the overall appearance.
Paint Material
The sectional overhead door can be equipped with a baking varnish material (standard configuration is galvanized material) when operating in high humidity conditions to ensure reliable anti-corrosion protection.
Pedestrian Door
The door-in-door is equipped with an interlocking device between the small door and the large door. When the wicket door is not completely closed, the large door cannot be opened to ensure safe use.
Four Advantages Of SEPPES Sectional Overhead Door
Aesthetic Excellence
Our industrial sectional doors are crafted with premium materials and advanced manufacturing techniques to deliver both durability and visual appeal. Benefits include:
- High-Quality Materials: Ensuring long-term use without compromising on appearance.
- Dacromet Surface Treatment: Provides exceptional corrosion resistance, scratch resistance, and ease of cleaning.
- Elegant Design: Enhances the aesthetic appeal of your industrial facility, creating a professional and polished look.
Thermal Insulation
Commercial sectional doors are engineered to maintain optimal indoor temperatures and provide excellent insulation:
- Double-Layer Color Steel Plates: Filled with polyurethane foam for superior heat retention.
- EPDM Rubber Strips and U-Shape Bottom: Effectively seal the door, preventing external temperature fluctuations from affecting the interior environment.
- Energy Efficiency: Helps in reducing energy costs by maintaining a stable indoor climate, essential for comfortable working conditions.
Low Noise Operation
Designed for seamless and quiet operation, our steel sectional door feature:
- Electric Lifting Mechanism: Equipped with an imported electric control system for effortless operation.
- Knob Spring Tension Balance: Ensures smooth and stable door movement.
- Pulley Slide System: Reduces friction and noise during operation.
- Frequency Conversion Intelligent Control System: Maintains a consistent, low-noise environment, ideal for noise-sensitive applications.
Safety and Anti-Theft Features
Our sectional doors are well equipped with safety devices and a robust and durable construction. Key safety features include:
- Airbags and Infrared Sensors: These devices detect obstacles and instantly trigger the door to stop or reverse, preventing accidents and damage.
- Anti-Prying and Anti-Trap Devices
- Fall Prevention System: This system prevents the door from falling unexpectedly, adding an extra layer of safety.
- Torsion Spring Anti-Breakage Device: This feature ensures the door’s longevity and consistent performance, even under heavy use.
Door panel system
40/43/50/60/75/80/43+60/51+120 (Big Back Rib) Multi-series sectional door panel, filled with polyurethane foam, impact resistance ≥ 45kg/m, anti-pinch, strong and durable, thermal insulation and strong industrial aesthetics. (patented technology)
Balance system
The torsion spring is made of high-quality spring steel, and the surface is treated
with anti-corrosion and anti-rust treatment to achieve 30,000 cycles and can be
customized up to 50000/100,000 times.The sliding rails and hinges of the pulleys are
important components of the balancing system.
Servo Control system
Optional torsion spring anti-break protection device, when the torsion spring breaks
unexpectedly, quickly respond to the lock and force the falling door body to stop within 20 cm; the door body anti-fall protection device prevents the cable from breaking accidentally
and the door body falls; Anti-pinch bottom anti-pinch device. (patented technology)
Sealing system
The top and two sides of the guide rail are equipped with EPDM sealing tape and ¤ type bottom seal, which is fully sealed after closing the sectional door. The door panel interface is equipped with a sealed rubber to block cold and heat transfer and reduce energy loss.
Fall arrest system
German brand control system, frequency conversion intelligent control
switch door slow start and slow stop, more stable and durable. Multiple
expansion ports are reserved to meet various customized needs such as
interlocking linkage, automatic opening and remote control communication.
Door within pedestrian door
Rich enhancement system, optional window, small door, innovative door
without threshold, lifting method, wind resistance component, remote door
opening, remote control, door panel custom color, infrared security protection,
and multiple induction door opening devices.
(patented technology)
(patented technology)
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Various Lifting Methods
Standard lifting; Improve lifting; Vertical lifting; Low lifting
Sectional Roller Door Color
Can be customized according to the color number of Raul color card
Open times per day
About 30 times, do not open and close frequently
Various Lifting Methods of Commercial Sectional Doors
Sectional door can be customized according to the factory environment. It is widely used for its space-saving features, high practicality and high-end appearance.
Standard Lifting
Applicable to door top space: within 200-300mm.
Improve Lifting
Suitable for door top space ≥ door opening height.
Vertical Lifting
It is suitable for the slope shape of the door top ceiling, and the track is parallel to the ceiling
Low Lifting
Suitable for commercial sectional doors top space ≥ 500mm
Installation Instructions
All measurements are made indoors and each value must be measured at at least three point: H – the height of the sectional door opening (the distance from the ground to the top of the door opening) B – the width of the door opening (the distance from the left edge of the door opening to the right edge) h – at least 500 mm above the door opening (the distance from the top of the door opening to the ceiling) b1/b2 – requires a lateral distance of at least 150 mm left and right (distance from the corresponding edge of the door opening to the obstacle) L is the depth of the room
When measuring H and B, take the maximum value as the final size
When measuring h, b1, b2 and L, take the smallest value as the final size
Provision of Professional Technical Services
Determine the needs
After understanding the product, size, quantity, trade mode, use of these basic needs, the business promptly provide quotations and drawings to the customer to confirm.
Provide technical services
SEPPES professional technical team will be based on the sectional door information provided by the customer, customised technical solutions and drawings.
Factory production
After the customer agrees with the plan, the salesman will make PI, confirm the payment and notify the factory for production.
Welcome To SEPPES Professional Factory Manufacturing
Rapid Transportation Process
Approximate time from order to production is 18 working days
We Have Authentic And Authoritative Certificates
All Loading Dock Products Have More Than 20 International Certificates
Fully Satisfied And Happy Customers
These two customers are from Columbia and the purpose of their visit was to purchase SEPPES spiral doors. It was raining heavily on the day they came, our sales staff Nova and Loy went to meet them and led them to visit our factory, explaining to them in detail the parameters of the doors and the use of scenarios. Our leader Mia Yang also had a cordial communication with the two customers. They did not confirm the order at the first time, but after a period of time, the other party took the initiative to contact us to confirm the order. The transaction process was very smooth.
Clients From Colombia
Operations Lead
SEPPES sectional overhead doors are professionally designed to meet our needs well. Both sealing performance and durability have been excellent. In actual use, we found it very convenient to operate, which greatly improved the working efficiency. SEPPES' customer service is also impressive. From product enquiry to after-sales service, they have given timely and professional support in every aspect. Zhang has been very patient in identifying the parts that need to be customised. No matter what problems we encountered, they were always able to respond quickly and provide effective solutions, which made us feel very relieved.
Clients From Russia
Logistics Manager
The co-operating customer is a local logistics company from Australia, who came to Suzhou, China to visit SEPPES Door Co. After introducing the loading dock leveler, he was very sure about our professionalism. After comparing a number of brands, he finally chose SEPPES brand. Our sales staff gave a quotation that met their expectations, and the contract was soon confirmed by both parties. In the first cooperation, the customer trusted us very much, and used 100% prepayment, the two sides had a very pleasant cooperation, and the customer also said that they would cooperate with us again in the future.
Clients From Australia
Warehouse Supervisor
The client is the head of a food cold chain logistics company from the Philippines. Due to the expansion of the logistics loading area, a large number of sectional doors, door seals and dock leveler were required. So they found our brand and our sales person Jee was responsible for docking. It is understood that the customer also looked for many other loading dock product counterparts, and there are many prices lower than ours. But he thought that the quality of our products is very good, and after-sales service is also very reliable. He finally chose the SEPPES brand and he expressed his full affirmation of our products.
Clients From Pakistan
Operations Manager
Industrial Sectional Doors Project Cases
America—Material Manufacturing Company
Through the cooperation with Eagle Materials, SEPPES has achieved great results and benefits. Firstly, we succeeded in delivering high quality, high performance sectional door that perfectly met the needs of Eagle Materials. This makes their logistics operations more efficient and reliable, thereby improving production efficiency and on-time delivery rates. Second, our solution helped Eagle Materials reduce labor costs.
Saudi Arabia - Logistics Warehousing Company
By using our Lifting Sectioanl Doors, Saudi Arabia Co., Ltd. has achieved remarkable results. Their production efficiency has been greatly improved, and the cargo loading process has become smoother and safer. Not only has this improved their operational efficiency, it has also helped them reduce costs and improve customer satisfaction and help them achieve their business goals.
Japan - Automobile Manufacturing Company
In order to meet the needs of Toyota Motor Corporation, SEPPES provided a customized liftgate solution. Our team works closely with Toyota Motor Corporation to gain an in-depth understanding of its specific requirements and standards. Through communication and cooperation with customers, we have succeeded in designing and manufacturing liftgates in line with Toyota Motor Corporation's brand values.
Our Amazing Clients
SEPPES has cooperation customers with more than 60 Fortune 500 companies such as Pepsi, Logitech, Huawei, and Procter & Gamble.
Videos of Steel Sectional Door
Play Video about sectional door
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Why Choose SEPPES Sectional Door
We have the most professional manufacturing loading dock equipment and talents in the field of industrial equipments. Let’s look at the whole process of manufacturing and shipping:
20000㎡factory area
Our factory covers an area of 17,500 square meters, which can meet the needs of large orders, fast production and delivery.
Safety protection
Standard safety solenoid valve to prevent falling. You can also choose a limiter to prevent the car from rolling.
Professional staff
SEPPES employees are all professionally trained, and they all have more than ten years of production experience.
Intelligent control
The intelligent loading and unloading platform control system can realize man-machine dialogue operation and maintenance.
Packing area
Products will be tightly packed and put into wooden boxes. to ensure that it will not be damaged during transportation.
Safe shipping
After the door is packaged, our own special vehicle will be responsible for safely transporting the product to the port for shipping.
Frequently Asked Questions About Sectional Door
The sectional overhead door has beautiful appearance, ruggedness, stable switching, low noise, sealed insulation, safety and reliability, and the characteristics of saving plant space. It is widely used for its high practicality and high-end appearance.
Please give the exactly size and quantity of your required door. We can give you a detail quotation based on your requirements. If there are drawings to show your factory site plan will be best.
Product design drawings, English installation video to ensure that the product purchased by the customer can be installed
Our Seppes sectional door has passed CE certification, ISO9001 and SGS certification, and we will carefully check the products before leaving the factory to protect the rights and interests of customers.
Loading port:Shanghai or according to your requirements.General around 15-20 days after sample confirmed.
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Address
No. 5001 Baodai West Road, Mudu Town, Wuzhong District, Suzhou City, Jiangsu Province, China
diana@seppes.com.cn
Phone
(+86)17768032191