Clean White Straight Tungsten Filament Wire

Baoji Refractory Metal Developer Co.,Ltd is one of the leading China tungsten wire manufacturers and suppliers, and as a professional company we have productive factory, welcome to wholesale tungsten wire products from us.☆Chemical Composition:Tungsten contentThe sum of other elementsContent of each element≥99.95%≤0.05%≤0.01%☆Specification：Φ0.015~Φ3.20m☆Range of use:DescriptionUsedShowTungsten wireFor producing filaments, heat wires,grids,springs and aluminizing heatcoil and etc.Within electric light source partsand electronic appliance componentsetc.White tungsten wireUsed in electric vacuum vocation,electron tube of electric lamp-housevocation,car lamp series.halogenlamp,special lamp  Tungsten heater wireUsed for electric vacuum part,colorful or black and whitekinescope,Aluminum spraying,plastic spraying.   ☆Tolerance：Diameter（mm）Mg/200mm wire（mg）Mg/200mm wire Tolerance（%）DiameterTolerance（%）0ⅠⅡⅠⅡ 0.015≤d≤0.018      0.44~0.98—±3.0±4.0—— 0.018＜d≤0.040     ＞0.98~4.85±2.0±2.5±3.0 0.040＜d≤0.080     ＞4.85~19.39±1.5±2.0±2.5 0.080＜d≤0.300     ＞19.39~272.71±1.0±1.5±2.0 0.300＜d≤0.350     ＞272.71~371.19—±1.0±1.5 0.350＜d≤0.500———±1.5±2.0 0.500＜d≤1.800±1.0±1.5Note:Special demands on tolerance available.