... Clean tungsten wire 3.W61, W91, WR15 4.tungsten wire for lamp White/Clean tungsten wireWhite Tungsten Wire( tungsten wire, ... clean tungsten wire)The materials can be made filaments for auto lamps,fluorescent lamps,high pressure halogen lamps and other ... Diameter : 0.008mm-0.35mm2) Grade: W61, W91,WR15Application:1) for making filaments for auto lamps, fluorescent lamps, high pressure halogen lamps2 ...