Filament yarn is the yarn consisting of fibers with each end being endless. The continuous and endless fiber is called filament. In spun yarn, though the whole yarn is continuous, each staple fiber is discontinuous.
E glass spray up roving (gun roving E321) is coated with a silane based sizing, it is mainly compatible with unsaturated Polyester, Vinyl ester resin, Polyurethane resin and so on. It is mostly used to produce FRP boat hulls, safe board, sanitary apparatu
With an objective to fulfill the ever-evolving demands of our clients, we are engaged in offering a wide assortment of black polyester covered yarn for underwear.