Desheng Jie'an: A Global Partner for High-quality Rolling Shutter Door System Accessories

As a leading manufacturer with two decades of experience in the field of industrial and commercial safety, Desheng Jie'an has always been committed to providing global users with one-stop rolling shutter door system solutions. We have established a complete matrix of accessory products, covering 9 major categories of core components such as spring box assemblies, high-strength pulleys, precision locks, and hardware fasteners, which are suitable for door systems in various scenarios including commercial, warehousing, and residential.

Core Advantages

• Engineering-verified Reliability

  
  

     All products in our range have passed system certifications. The spring box assemblies adopt a patented structure with nylon ball bearings, and the drum wheel system meets the fatigue test standard of over a thousand times under         heavy-load scenarios.

• Flexible Customization Services
  We support ODM/OEM manufacturing models and can customize parameters such as the thickness of the door panel (0.3-1.2mm) and the spring load (100-2000kg) according to customers' needs.

• Intelligent Supply Chain
  Our dual production bases in China and Southeast Asia ensure rapid delivery. Regular orders will be shipped within 48 hours, and an expedited logistics channel is provided for urgent orders.

  
  

Product Highlights

Spring Box Assembly: Made of cold-rolled steel plate with a double-layer structure, equipped with self-lubricating nylon bearings, reducing the friction coefficient by 47%.

Drive Drum: Multiple specifications from Ø200 to Ø270, with a dynamic load-bearing capacity of up to 2 tons.

Sealing Guide Groove: Designed with a triple-lip rubber seal, and the IP54 protection level ensures airtightness in harsh environments.

Contact our engineer team to obtain the complete solution.

+8617329558239

• Prev
• Next