1、Central strength member (CSM): FRP rod
2、Fiber 8-144F IUT-T G652D
3、Loose tube containing fibers and filled with a suitable water tightness filling compound
4、Loose tubes SZ stranded around CSM
5、Longitudinal water tightness: dry core with water swellable yarns
6、Water blocking tape
7、Aramid Yarn
8、Outer Sheath: Black HDPE
9、All materials are RoHS compliant