| abstract |
The present invention provides a kind of heat resistant type fireproofing cable material without halide that can be used for a long time under the conditions of 125 DEG C, the CABLE MATERIALS includes EP rubbers, compatilizer, magnesium hydroxide, mixing fire retardant and fire retarding synergist, wherein described mixing fire retardant is the combination of polyphosphoric acid amine (APP), pentaerythrite (PT) and melamine (M), and the weight ratio of the polyphosphoric acid amine (APP), pentaerythrite (PT), melamine (M) is (10~20)：(2~8)：(10~30).The halogen-free flameproof epr cable compound heat aging property of the present invention is good, can be used for a long time under the conditions of 125 DEG C, and very soft, and superior comprehensive mechanical performance, fire resistance is preferable. |