... wireConstruction: Alloy resistance wire wound around the glass fiber, or a single branch (multi-branch)Alloy resistance ... layer of the heating line with silicone coated / PVC insulation layer .Outer dia. :φ1.2~6.0mm Resistance ... refrigerators, air conditioning, refrigerator defrost heating, electric cooker insulation, electric blanket, electric seat, electric massage chairs, medical beauty equipment, ...