Tungsten Wire In Roll

  • Description
Product Detail

Baoji Shengyuan Metal Material Co.,Ltd is one of the leading China tungsten wire in roll manufacturers and suppliers, equipped with a professional factory and company, welcome to wholesale quality tungsten wire in roll products from us.

straight tungsten wire:Dia:Dia.1- Dia.2    Size:1-2mm
tungsten wire in roll:Dia:Dia.0.1- Dia.3  
Tungsten Wire Applications
Tungsten wire are used to make filaments of incandescent lamps, fluorescent lamps, and halogen lamps, electrodes of HID lamps, heating components, vacuum metalizing coils, and TIG welding electrodes.
Product Specifications

Name

Type

 Doped element 

      content

  W%

     Diameter

Usage

Tungsten wire

W1


=99.95

  F0.40~1.80

For high temperature and

shaking resistive 

lamp,Double-spiral lamp 

wire ,fluorescence 

lamp,nomal lamp filament.

WAl1


=99.95

F0.012~1.80

WAl2


=99.95

 F0.012~1.80

    Cleaned 

Tungsten wire

WAl1


=99.95

 

     Produce 

according to the

   demands of 

     customer

 

Used in electric 

vacuum and electric light

source,electron tube ,car 

lamp series,halogen 

lamp,special lamp.

WAl2


=99.95

Sizes and Tolerances

    Diameter

       (µm)

            Weight

      (mg/200mm)

200mm Weight Tolerance (%)

Diameter Tolerance (%)

Grade 0

Grade ?

Grade ?

Grade ?

Grade ?

8

0.19

±3.0

±4.0

±5.0

14

0.59

±2.5

±3.0

±4.0

18

0.98

±2.0

±2.5

±3.0

40

4.85

±1.5

±2.0

±2.5

80

19.39

±1.0

±1.5

±2.0

300

272.71

 —

±1.0

±1.5

350

±1.5

±2.0

d>500

±1.0

±1.5

 

Note: Size and tolerances could be custom-made.
Properties and Characteristics
High temperature property: According to the specific applications, high temperature property requirements are categorized.
Diameter consistency: Weight deviation of two consecutive 200mm wire pieces is less than 0.5% of nominal value.
Straightness: Regular tungsten wire: In accordance with customers’ requirements.
Straightened tungsten wire: For the tungsten wire thinner than 100µm, vertical height of 500mm freely suspended wire should not be less than 450mm; For the tungsten wire at or thicker than 100µm, the maximum arc height between two pints with distance of 100mm is 10mm.
Surface conditions: Smooth surface, free of splits, burrs, cracks, dents, dots, grease contamination.
Coilability: No splits or breaks during coiling process.
Piece weight: Up to 5kgs for fine tungsten wire, 10kgs for heavy tungsten wire.
Conditions of Finished Products
Tungsten wires are available in the following conditions

Code

Conditions of Finished 

            Products

Code

Conditions of Finished 

             Products

Code

          Conditions of Finished 

                   Products

C

Chemical Cleaned

DS

Drawn+ Straightened

EHS

Electrolytic Polished+ Annealed+ 

Straightened

CS

Chemical Cleaned + 

Straightened

E

Electrolytic Polished

ES

Electrolytic Polished+ 

Straightened

D

Drawn

EH

Electrolytic Polished+ 

Annealed

H

Annealed

Payment 
1)You may pay by PayPal /Western Union or T/T;
2)30% deposit and 70% balance for large order quantity.
Shipping
1)Delivered by DHL, EMS, UPS, FedEx, TNT or HK air mail .
2)3-7 working days delivery after payment
3)Proper lower customs value is accepted to write on commercial invoice to avoid paying import tax for buyer.
4)Offer the tracking number to customers

 

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To:  

Baoji Shengyuan Metal Material Co.,Ltd

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