- Usually used for binding of S-Z stranded optical fiber cable
- Offers very good water absorbing properties

- Effectively prevents water from penetrating optical fiber cables
- When exposed to water, Water blocking yarn will absorb water and swollen
- Usually manufactured as flat yarn to prevent the surface of loose tubes from being damaged during the binding process. Ideal for cable production with a binder head speed of up to 4000RPM
- Using the semi-slit tubes for easy removal
- Dust free
- Water absorbing impregnation prevents loose filaments during the binding process.
- Available in different denier ranges, lengths as customer requests
- Manufactured under certified quality control (ISO 9001).