The processing of Hongfa high speed industrial doors consists of four basic steps: mastication, mixing, shaping of the viscous mass, for example, by extrusion or molding, and curing. 2.
During the production of Hongfa high speed industrial doors , mold shaping or compression molding workmanship is adopted to guarantee its robust and stiff structure. 3.
The product features low temperature rising, which ensures that the longtime lighting will not bring heat-caused security problem.
With above advantages, the product is widely demanded in the market. 5.
This product has long-term viability in the market and broad application prospects. Company Features1.
Shenzhen Hongfa Automatic Door Co, Ltd. is a large enterprise integrating production, research and development, sales and service of high speed industrial doors . 2.
The quality of roll up high speed door is superior with the help of advanced technology. Shenzhen Hongfa Automatic Door Co, Ltd. has introduced and absorbed advanced technology for PVC fast door production. 3.
From establishment to development, Shenzhen Hongfa Automatic Door Co, Ltd. always takes the principle of high speed fabric doors . Call!