| abstract |
The invention provides a kind of fireproofing cable material without halide, be made up of the raw material of following weight part: polyethylene 20-30, polystyrene 20-25, styrene-butadiene rubber(SBR) 10-15, polyethylene wax 3-6, rare-earth stabilizer 5-8, magnesium hydroxide 20-30, zinc hydroxide 20-30, ammonium polyphosphate 10-20, methyltrimethoxy silane 1-2, antioxidant 1010? 1-4, zinc oxide 4-5, compatilizer ST-3? 2-4, nano aluminum nitride 0.1-0.3, polyvinyl alcohol 1-2, modified filler 10-12.CABLE MATERIALS of the present invention, by the effect of the coupling agent in formula and compatilizer, fire retarding synergist, modified filler, makes fireproofing cable material without halide of the present invention have good processing characteristics and low-smoke and flame retardant performance. |