In the fire protection, there are clear regulations on the classification of fire doors. At the same time, some adjustments have been made to the original fire door grades after the introduction of the new standard. The classification of fire doors is changed from thermal insulation doors to thermal insulation doors (Class A), Department thermal insulation fire doors (class B) and non thermal insulation fire doors (Class C); At the same time, the fire resistance limit of the former class A, B and C fire doors is adjusted to 1.5h, 1.0h and 0.5h, which also makes the fire door products more variety and increases the choice of practical application. For the application where only the fire door has the requirements of department thermal insulation or fire integrity, the Department heat insulation or non thermal insulation fire door can be selected.
Toilet partition door composition
1. Support: the thickness of splint can be 12mm (anti bate board) and 18mm (ordinary plate); the height can be adjusted from 110mm to 130mm; it can be processed to clamp any thickness plate, with higher or lower installation height; 316L No
Stainless steel raw material production.
2. Door lock: rotary lock handle, easier to use and not affected by plate deformation; with emergency door opening switch; with / without indicator board; inside rotary lock handle, with positioning every 90 degrees; indicator board diameter is 55mm.
3. Handle: diameter is 38mm; it can be installed on one side or inside and outside; it can be made of 316L stainless steel.
4. Corner code: 3mm thick; countersunk screws are carefully polished, more harmonious and beautiful.
5. Hinge: it is installed with self tapping screw, which is suitable for inner door opening; there is nylon lifting surface inside to realize automatic closing, and the door closing angle can be adjusted. There are 48 angles in the hinge which can be adjusted by 7.5 degrees each time. The inner door opening mode can be distinguished by left and right points.
6. Suspender: the thickness of splint can be 12mm (anti bate plate) and 18mm (ordinary plate); it can be processed to clamp plate with any thickness, higher or lower installation height; 316L stainless steel raw material can be selected for production; the diameter of stainless steel rod round pipe is 32mm.