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Siping Asian Light Tungsten & Molybdenum Technology Co., Ltd.

ADD: #35 Heping Rd. Tiexi District , Siping, Jilin Province, China , 136000
TEL: 0434-3336086

CELL: +86 13039039100 , +86 18601037991

Email: asianlightwumu@hotmail.com

Products > Tungsten products > Tungsten products

Tungsten wire

Tungsten wire

Product Name：Tungsten wire

Product Description：

Applications:

· For producing electric light source parts and electric vacuum components

· For producing heating elements and refractory parts in high temperature furnaces

· For producing heating elements used in vacuum metalizing or plating

Appearance: W-wire is regular black covered with graphite. After graphite is removed it is metallic luster.Chemical Composition:

Designation	Tungsten Content	Impurity Elements Content
Designation	Tungsten Content	Total	Each
WAL1, WAL2	≥99.95%	≤0.05%	≤0.01%
W1	≥99.95%	≤0.05%	≤0.01%
W2	≥99.92%	≤0.08%	≤0.01%
Note: Potassium is not counted in impurities content.

Diameter tolerance(%):

Diameter (μm)	Weight (mg/200mm)	Weight(mg/200mm) Tolerance(%)			Diameter Tolerance(%)
Diameter (μm)	Weight (mg/200mm)	Grade 0	Grade 1	Grade 2	Grade 0	Grade 1	Grade 2
5≤d≤12	0.075~0.44	－	±4	±5	－	－	－
12<d≤18	>0.44~0.98	－	±3	±4	－	－	－
18<d≤40	>0.98~4.85	±2	±2.5	±3	－	－	－
40<d≤80	>4.85~19.39	±1.5	±2.0	±2.5	－	－	－
80<d≤300	>19.39~272.71	±1.0	±1.5	±2.0	－	－	－
300<d≤350	>272.71~371.79	－	±1.0	±1.5	－	－	－
350<d≤500	－	－			±1.5	±2.0	±2.5
500<d≤1800	－	－			±1.0	±1.5	±2.0

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