... just next to superfine carbon yarn Low Density: with a density of 0.97g/cm3, lower than the water, so it ... Characters: Light weight ,soft, high molecular weight, high degree of orientation and high crystallization. low density, high modulus, UV resistance ,corrosion ... . dyneema/UHMWPE/PE yarn---our patented new invention, is composed of uhmwpe and carbon nanotubes made by applying special gel-spun multi ...