Water Blocking Yarns
Coats manufactures water swellable, spun super-absorbent polymer yarns.
These are ideal for dry blocking in wire and cable products.
Ultrabloc SY
Coats Ultrabloc SY is a spun water-swellable polymer yarn that is ideal for dry blocking in wire and cable products.
It is proven in temperature cycling, heat ageing and freeze/ thaw testing and provides outstanding waterblocking properties.
Ultrabloc F
This flat water swellable yarn is specifically designed for dry blocking in fibre optic cables around central strength members.