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热塑性无卤低烟阻燃聚烯烃塑料Thermoplasticnon-halogenflame-retardantpolyolefincompounds性能Property单位Unit典型值Typicalvalue35213521-A3521-B3521-D3521-E35013501-A密度g/cm31.461.451.451.451.501.461.46老化前Withoutageing拉伸强度tensilestrengthMPa13.514.012.515.112.513.014.0断裂伸长率elongationatbreak%180200170180130180190热老后Afterageinginairoven温度temperature℃110110110110110110110时间durationh240240240240240240240拉伸强度保留率remainedpercentofinitialtensilestrength%98107105103108105103断裂伸长率保留率remainedpercentofinitialelongation%84869484808284低温性能Bevaviouratlowtemperature冷冲击温度coldimpacttemperature℃-30-30-30-30-30-30-30介电强度DilectricstrengthMV/m30292527283130体积电阻率Volumeresistivityat20℃Ω·m2×10125×10125.4×10125×10127×10122×10131×1013at90℃Ω·m--——--——1×10118×1010氧指数Oxygenindex37373737443636烟密度(有焰)Smokeemission58525148455648酸气释放量Acidgasemissionmg/g1111111pH值6.06.26.56.06.35.85.8电导率ConductivityuS/mm1.01.10.91.11.01.21.2