... um 2.Yarn count:12 tex 3.Sizing:Paraffin 4.To reinforce cable wire. DESCRIPTIONFiberglass yarn is a natural, lustrous, white, continuous ... Glass Fiber Strands. The individual glass fibers do not tend to absorb moisture and are extremely flexible.The sizing may be ... as reinforcements in the manufacture of laminates of paper, film, cable,foils or combination thereof. [Package]Wounded on paper bobbin,300g ...