1:constantan wire includes CuNI44, CuNi40, CuNi30, CuNi23, CuNi19, CuNi10, CuNi6, CuNi4, CuNi3, ... -10.0mm SL Welcome to Danyang Shenglong shenglong Heating element wire- Copper Nickel Alloy Series 1. Main technical parameters: TypeElectrical resistivity(20degree ... : 0-swg44 3. Package &delivery: Plastic spool / coils according to wire size+carton+pallet/ wooden case according to customer's requirements ...