The fire door hinge is a component connecting the door and the door frame, which mainly supports the door body. The fire door hinge is non-toxic and has high fire resistance. In the simulated combustion test, it does not deform when the maximum temperature reaches 800 degrees, and has good fire resistance and fire resistance.

Mga pultahan sa sunog sa ZHTdoors, 31 ka tuig nga kasinatian sa produksiyon sa mga pultahan sa sunog ug Windows. Ang nag-unang UL fire doors, EN fire doors, BS EN fire doors, etc.,.We have certification.ZHTdoors support OEM and free design.Our advantages:good quality, factory price, good service.Welcome to consult us.