... on various supply packages. The yarns are smooth, non-cellular and generally cylindrical in form. The yarns are made of glass of high stability and durability and ... Specification for Glass Fiber Strands. The individual glass fibers do not tend to absorb moisture and are extremely ... of laminates of paper, film, cable,foils or combination thereof. [Package]Wounded on paper bobbin,300g/bobbin,then 66 ...