The design of Chi overhead door springs is very scientific. Humidity, temperature, carbon dioxide, and light are the environmental issues being taken into consideration in its design and others such as rainwater, air movement or noises are also taken into account. The product is easy to install and use2.
With the use of this product, the product can replace workers to finish harmful or dangerous work tasks, allowing them to enjoy a safe working environment. This product seamlessly blends with the door3.
The product has excellent strength and hardness. Constructed of heavy-duty welded metal, its structure is too tough to be deformed. It is manufactured in strict accordance with Chinese and international standards4.
The product has very good resistance to abrasion. It is able to withstand the friction when it comes into physical contact like repeated impacts, scuffing, scraping, sliding and grinding, among other motions. Its size and shape can be customized according to different doors5.
The product is able to withstand weather elements. Its roof and wall covering are double PVC-coated polyester textile fabric which is UV resistant, waterproof and flame retardant.
High carbon steel : 77B / 82B
5 mm /5.5mm /5mm /6.5mm /7mm /7.5 mm
325mm - 3500 mm
Oiled Tempered / Black coated/Corrosion resistant
Rolling door / garage door / industrial /Furniture
Supported by exceptional technology capacity, Chi Hardware Corporation Limited does perfectly in the galvanized garage door spring marketplace.2.
Chi Hardware Corporation Limited is to set up a black garage door spring producing park and develop an industrial chain.3.
Chi Hardware Corporation Limited is committed to overhead door springs in garage door fitting filed. Get an offer!