... shall twisted and JWW Several strands in tungsten HPVV with diameter on tungsten filament According to customer's drawing processing Description ... WAL1,WMO20,WMO50, Purity :99.95% 99.99% 99.999% Tungsten copper WCu7,WCu10,WCu20,Wcu30,WCu40,WCu50 All the products can ... heating wires2.twisted wires for coating films under vacuumand for tungsten wires in electrical light sources usage. Quotation will be ...