... polyester imide resin 2Characteristics: excellent heat-shock Features:1) Composition: copper and polyester imide resin2) Characteristics: excellent heat-shock resistance, high ... -8, IEC 371-22, IEC317-28,JISC3214, JISC3210, MW 30-C, MW1000-1996Packing: according to customers' requirements Polyesterimide Enameled Round (Rectangular) Copper Wire