Door panel: Shanghai Baogang galvanized paint steel sheet is filled with rigid foam polyurethane. The door panel is environmentally friendly. It is compounded with the International Environmental Protection Convention 141B foaming system. It has a high filling density, strong, heat insulation, heat preservation, and operating temperature: -40 ℃ 80 ℃, heat conduction parameter ≤45wmh, sliding door flame retardant grade is A, door panel thickness is 40mm. The anti-wind pressure parameter is 450N / m2.

Pull spring: special door; Spring brake device to prevent spring break; material is imported 60Si2mm; service life is 100,000 cycles; driving force is 140N

Torsion spring shaft: 25.4mm solid 45 # steel shaft. Standard: industrial grade.

Road rail: standard; industrial grade, using high-quality anti-corrosion galvanized metal guide rail, the thickness of the compound rail and rail support is 3.0mm.

Guide rail lifting system: Patented product technology Triangular adjustable pulley bracket to ensure the smooth and smooth running of the rollers, no sudden jumps, no jams, and noise ≤60db.

Door body anti-fall device: The bottom of the door panel is installed with a wire rope anti-fall device within 5cm to ensure that the door body does not fall suddenly and prevent accidents.

Hinge: Industrial grade. Using 2.5mm thick steel plate, high strength and good anti-rust effect, ensure the roller runs smoothly in the guide rail.