Steel door 3
1、Filling：Polyurethane foaming , rock wool, perlite or paper honeycomb.Ensure excellent sound insulation and heat preservation performance
2、Prehung system: less onsite labour costs.
Electrostatic powder stipple finish with a fully wrapped plastic film for superior protection.
Using a combination of inner and outer borders ,a flat frame or an assembled frame.
3、Manufactured ：High quality and strength galvanized steel or stainless steel
0.4-1.0mm steel sheet- door leaf.
0.8-2.0mm steel sheet-door frame.
4、Electrostatic powder：Door and frame fully electrostatic powder or wooden transfer.
Various colour options available (on request).
5、Seal：EPDM adhesive strip around the door frame, EPDM adhesive strip around the door leaf or embedded sealing strip, Ensure the excellent performance of the doo. Multiple forms of thresholds meet all needs
6、Strength：The strengthening design of the door frame and the welding of the iron plate above 3mm in the hinge position strengthen the firmness of the door.
400X130mm solid plywood fixing blocks at door to install door closer.
Plywood block or galvanized sheet at door lock to increase the strength of the door lock.
Galvanized sheet strengthened keel, frame with 7-shaped structure, door with curling edge structure.
7、Hinges：304 stainless steel hinges. finish electrostatic powder colour.
8、Door lock：Pre-opening doors lock bolt holes, install a standard lock.
Ball lock, pressure lock, fire lock, escape lock, Saloon car lock and other stainless steel locks.
9、Door options：Double door or single door. Open inside or outside direction.
10、Warranty：12 months warranty.