China good price cheap Low-voltage flame retardant cable supplier
The principle of fire resistant cable is different from that of flame retardant cable. The flame retardant principle of halogen-containing cable is based on the flame retardant effect of halogen. The flame retardant principle of halogen-free cable is to extinguish the fire by lowering the temperature of the water. The basic structure of the flame-retardant cable is:
(1) the flame retardant material is used for the insulation layer
(2) The tape and the filling are made of flame retardant material.
(3) The sheath and the outer sheath are made of flame retardant materials;
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