产品描述Description发布日期Issue Date:2006.8微型中心管式非金属光缆是将250μm单模或多模光纤套入高模量材料制成的松套管中,套管内填充无毒、无害的防水化合物,松套管外绞合非金属加强元件芳纶,再挤制黑色或彩色高密度聚乙烯(HDPE)护套成缆。The fibers, 250μm, either of single-mode or muitimode type, are positioned in a loose tube made of a high modulus plastic. The tubes are filled with a water-resistant filling compound. A layer of aramid yarn is applied around the cable core as additional strength member. Then, the cable is completed with a black or color HDPE sheath.