... useful life 2.large capacity3.long useful lifeCharacteristicsFiber Reinforcement: glass fiber, carbon fiber reinforced PP, PA, PBT, ABS, AS, PC, ... SBS, etc. Incorporation of Fillers: CaCO3, Talc, TiO2, carbon black filled PE, PP, or EVA etc.able Compounds: ... , LLDPE, MDPE; radiation- crosslink able compounds, optical fiber protection compounds, heat-shrinkable polymer compounds. Special Compounds: PPR ...