The difference between ordinary insulated cable and flame retardant cable

Ordinary insulated cable and flame-retardant cable have passed the flame-retardant test or certification, and ordinary cable, the most common insulated wire, flame-retardant wire and appearance is not significantly different, but domestic flame-retardant wire will be printed content. According to the UL and other foreign standards of different flame retardant grades with vw-1 or CMP, CMR and so on. Flame retardant cable refers to the cable which can be extinguished by flame or residual flame within a certain period of time after the sample is burned under the specified test conditions, and the flame only spreads within a certain range after the test source is removed. Its basic characteristics are: in the event of fire can be burned out and can not run, but can prevent the spread of fire. Generally speaking, in the case of fire, the cable can be limited to a local combustion range, without spreading, maintain various other equipment, to avoid greater losses