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Pure Tungsten Wire


Chengdu WOCO carbide Industry Co.,Ltd

     which was established in the hometown of hard metal of China--- ChengDu city in Sichuan province. A professional Chinese manufacturer of tungsten carbide products such as drawing die,indexable inserts shims, drilling bits, drawing dies, cold forging dies, carbide bars, carbide rods, carbide balls, carbide burrs, etc. Along with our company growth, we hope to build business with more companies abroad

Why choose our pure tungsten wire

  • We have more than 10 years experience in manufacturing pure tungsten wire products
  • Ex-factory is at least 30% cheaper than you own native
  • The quality conforms to the international ISO standards ,the service life of the product is long
  • The various types of products are in stock,the production cycle is short delivery time is within 4 days
  • Free samples can be provided
  • Small orders can be acceptable
  • We can make it according to your requirements or drawings.,OEM or ODM is acceptable.

Customer samples and drawings are also welcomed!

1、Product feature

Caiyang brand doped tungsten wires are manufactured by the high tech of doping, acid washing, isostatic pressing, PLC controlled direct-sintering, swaging and auto feeding, The products are featured with minimum deformation at high temperatures, high recrystallization temperatures, uniformity in dimension and excellent coilability. For tungsten rod weighing 3kg.pc, its rough welding tungsten wire weighing 5kg/pc, this technology lakes lead in China, Customers are allowed to choose various types of tungsten wire in accordance with their specific applications.

2、Diameter Tolerance

Diameter µm Weight mg/200mm 200mm weight tolerance% Diameter tolerance%
0
6<d<18 0.12-0.98 -- ±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 >272.71-371.19   ±1.0 ±1.5    
350<d<500         ±1.5 ±2.0
500<d<1800         ±1.0 ±1.5

3、Type & Application

Type Applications
W91 Applied for making filament, shock-resistance filament and other high-temperature-resistance devices.
W71 Applied for making auto lamp filament and other anti-shock devices.
W61 Applied for making coiled-coil filament.
W31 Applied for making coiled-coil or tri-spiral CFL filament, incandescent filament and support.
W41 Applied for making stranded tungsten wire, tungsten heater element.
W42 Applied for making stranded tungsten wire, tungsten heater element and other no special temperature required devices.
W11 Applied for making electrode and lead. 

pure tungsten wire quality control

  • all raw material are tested in terms of density, hardness and T.R.S before use.
  • There are strict inspection on process and final products.
  • every batch of product can be traced.
If you have any other question or inquiry of pure tungsten wire, please feel free to contact us through the following methods:  Mr.Jiang : jiang@wococarbide.com Mobile: 0086-138-0806-0309 Tel: 0086-28-8555-5525-803


 
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