Fire prevention collision avoidance is the special design of armored doors and wooden fire door, after we design good—looking appearance, improve the anti impact sound Insulation ability and dust—proof sealing effect, padding is special fire retardant material, meet to swell up and stop after high temperature flue gas, effectively blocking cracks the door frame and door leaf, not ashing. no crack, tensile strong sex, expansion coefficient can reach 15—20 times, achieve the requirement of fireproof and heat insulation.

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Not affected by water and humidity, standard length Is 2.1 rn/strip, color and length can be customized according to customer requirements.