... raw material, the fiber is produced through adding some functional additive, by plastic melting, extruding, high-ratio stretching ... for high-tensile concrete, so it is an ideal multi-functional reinforced material.3. According to the testing report by ... packing is 0.6kgs or 0.9kgs per plastic bag, and 10 or 20 bags in a carton. Also ... made as per customer`s request, water soluble bag is available also.