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

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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


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

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(%)

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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