Full process how metal fire doors are made

Fire metal doors are designed to resist fire and smoke, and they are required to meet certain standards and regulations to ensure their effectiveness. The quality of sheet used for fire doors is generally a special type Sheet like G.I.,GPSP and some time C.R.sheet that has been tested and certified to withstand fire and heat.Thick of sheet vary from.6mm to 1.6mm for shutter and 1mm to 1.6mm for outer frame.

Shutter thickness varies from 46mm to 70mm depending upon the requirement of end user.

Outer frame comes in two sizes first in single rebate which is around 57*110mm and double rebate 57*145mm which can be customized as per customer need and requirement.

The manufacturing process for fire doors involves several steps, including:

1. Design and specifications: The door manufacturer must first determine the size and specifications of the door based on the requirements of the building code and the client's needs.
2. Materials selection: The appropriate materials are selected based on the door's design and required fire rating. The door core is usually made of fire-resistant materials like mineral wool or honeycomb paper.
3. Cutting and assembly: The materials are then cut and assembled to create the door frame and the door leaf.
4. Finishing: The door is then sanded, primed, and painted or Powder coated to give it a finished appearance.
5. Hardware installation: The door hardware, such as hinges, latches, and handles, locks is then installed as per customer need.
6. Testing and certification: Finally, the completed door is subjected to rigorous testing to ensure it meets the required fire rating and other safety standards. The door manufacturer must obtain a certificate of compliance before the door can be sold and installed.

It's important to note that fire doors must be installed correctly and maintained regularly to ensure their effectiveness. Failure to do so can compromise the door's ability to resist fire and smoke, and potentially put occupants of the building at risk.For more blogs click on