To form fiberglass yarns, a predetermined number of E-glass filaments of a defined nominal diameter are brought together, then fixed and protected by a size and a slight twist.
Vetrotex fiberglass filament yarns can be supplied on beams or spools, on which a large number of yarns or ends are wound parallel.
ZeroTwist® products are splice-free single end rovings, free of catenary and delivered as cylindrical packages. They can be unwound from the inside or outside.
Vetrotex Direct Roving is a splice free single end roving made of E-Glass and is suitable for use in various textile technologies.
Vetrotex texturized and voluminized yarns are made by running E-Glass continuous filaments through an turbulence stream of compressed air.
Decofil products consists of discontinuous C-glass filaments, which are brought together to form a sliver. C-glass is a fiberglass with very high alkaline content and low aluminum oxide content.