Any metallic colored yarn 12 microns can be rounded on Rayon or any other thread denier as per requirement. These yarns are used extensively in many branches of the textile industry from wide width weaving the narrow ribbons, military regalia, embroidery, braids, knitting, cords, ropes, twisting, leavers, lace surface and inner gimp decoration. Wrapping a metallic yarn around a core yarn produces them. The metallic here fully covers a polyamide/nylon or polyester core yarn. These yarns or embroidery threads are specially made for use on modern multi-head embroidery machines, where speed is an important factor. A special yarn lubricant is applied to these yarns. Technical Specification: For colors in ST type Please send us a small cutting. Available with raw or colored. 12 Microns Polyester Film is first metallized with Pure Silver & coated with a special resin on the back to preserve the Silver metallizing. After micro slitting, it can be rounded on Rayon or any other thread denier as per requirement. These yarns are used extensively in many branches of the textile industry from wide width weaving to the narrow ribbons, military regalia, embroidery, braids, knitting, cords, ropes, twisting, leavers, lace surface and inner gimp decoration. This yarn or embroidery thread is specially made for use on modern multi-head embroidery machines, where speed is an important factor. A special yarn lubricant is applied to these yarns for this purpose. Supplied on cones of 125 gms. and 250 gms. Net.