With steel fire door, wooden fire door division can think of the eve of the steel fire door will become increasingly prominent function, actually otherwise, although is becoming more thin wooden door in our impression, but the wooden fire door with more fire futile and functions of shortage.

    Wood fire door is to adopt the wood processing that has been treated with fire retardant processing to make, and add the perlite raw material that adds fireproof function inside the door fan, it is the fire fighting product that passes.

    When fire breaks out, wooden fire door can prevent stem flame stretch and quell the flue gas, and in positive supply futile mission to seal the infection. Its position whether reasonable, the equipment selection model can misconduct, whether to pass the quality and management can reach the designated position linking directly to the wooden fire door fire prevention effect, from the perspective of the status of all professional fire door, wooden fire door not partial, have fire prevention infection thoroughly. Then how ability makes wooden fire door display should have an infection?

    Fire-retardant button and rickety wooden fire door, door frame connection, loose connection after fire door does not close disorder. Today wood fire-retardant knob and the door leaf and door frame connection between all adopt wood screw strong, is the basis of its solid wood doors, door frame, and used for fire door manufacturing, general relatively loose woodiness with deep wood screw connection weight fire door set loose button is sooner or later.

    Fire door manufacturing materials fail. The fire retardant treatment of wood fire doors can not reach the request, and the wood is not treated according to the rules. The external addition of fire insulation materials and solutions may not meet the test materials, such as the use of rock wool instead of aluminum silicate fiber cotton may fill up the dissatisfaction, and the inferior; Steel fire doors cancel or reduce fire prevention board; The exterior embossed steel fire door reduces the thickness of the insulation layer.