الوصف

As testing by National Testing Center, the products are qualified, with fire-resisting limit up to Class A, B and C requirements respectively. Special-class fireproof door (with fire-resisting limit of 2.0h) can be made for special applications. The products have obtained Model Certificate issued by State Public Security Ministry Fire Product Appraisal Center. Materials selection Doorframe and door plank are made of imported or home-made quality cold-rolled steel plate, galvanized steel plate or stainless steel plate, inside of door is quality fireproof material fiber resisting over ***0℃ accord with GB***4, surface is static plastic spraying treatment, with stainless steel fireproof lock (pipe well lock), galvanized steel (or stainless steel) fireproof hinge, door closer, etc. Main parameters: Fire-resisting limit: Class A is 1.2h; Class B is 0.9h; Class C is 0.6h. Sound insulation effect: With satisfactory sound insulation effect. Decoration feature: Surface static powder plastic spraying treatment for elegance, firmness and durability, with various color choices.