As a professional fire security door supplier, ASICO continue to develop and expand our product lines - our goal is to be the one-stop-shop for custom doors. We will provide common steel frame or customize frame, with 1 hr to 3 hrs hollow metal door slab. They are usually installed in boiler room, elevator room, basement room or apartment entrance room to prevent fire and smoke diffusion.
There are brief specification of hollow metal security door series.
Knocked down metal frame or Welded metal frame.
Max size 4'0''x 8'0 with 1 3/4’’ thickness
Vision panel and louver will make the door more complete
boring of door slab and jamb for door hardware
ball catch, panic exit device, handle lock, mortise lock and other options.
choice of hinge type: 4.5X4.5X3.4MM, 4.5X4X3.4MM or 4X4X3.4MM
Power coated color choice – available in RAL chart.
Fire label on the door frame and leaf.
Steel type: steel used to manufacture door frames shall comply with ASTM A653 Standard Specification for Zinc-Coated (Galvanized) Steel Sheet. Steel of A40, A60, A90 and ect. are available.
Steel thickness: We usually provide 16Ga.(1.5mm) GI Steel for door frame. There are some kinds of different thickness steel are available.
ASICO offers a complete line of 1 3/4’’ thick labeled fire doors to meet most fire protection requirements. The construction conforms to fire door procedure whether the doors are furnished with labels or not.
Extra Heavy Duty
Refer to the fire security doors, it is recommend to apply the door jamb with more sturdy installation method to prevent the door from Vandalism by people. In addition, using rock wool instead of honeycomb paper to infill the door leaf will make it heavier and safer.
Our core business values drive us to constantly improve our products to deliver the best engineering possible for the lowest cost. This results in an ever changing product line. If you don't see what you need then ask - we will try to recommend the suitable option.