Xian Foreign Trade And Economic Development Corporation
Main products:Tungsten,Molybdenum,Tantalum,Titanium,Niobium
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  • Contact Person : Ms. L Annie
  • Company Name : Xian Foreign Trade And Economic Development Corporation
  • Tel : 86-29-87852682
  • Fax : 86-29-87853525
  • Address : Shaanxi,Xi'an,8/F Xi'an Foreign Trade Building No.68 Middle Sector South Huancheng Road, Xi'an, China
  • Country/Region : China
  • Zip : 710061

Tungsten tube for High temrature shielding

Tungsten tube for High temrature shielding
Product Detailed
tungsten tube for sapphire crystal growing furnace 1.composition: pure tungsten >99.95% 2.Density> 18g/cc 3.Furnace: 1.6, 2.

Tungsten has the highest melting point of all metals as well as a remarkably high modulus of elasticity. Thanks to its outstanding thermal properties, tungsten can easily withstand even the most intense heat.

Tungsten Crucible

Chemical composition: tungsten >99.95% ( percentage by weight)

Density: >18.3g/cc

Specification: Diameter: Dia100----Dia400mm   Height: H200—H500mm

Surface finish : < Ra3.2 shining furnace

Working temperature: 1800 ~ 2600 In Vacuum or deoxidize atmosphere

Produce Method: Powder Metallurgy

Main applications

Tungsten crucible is mainly used for rare earth, sapphire single crystal growth furnace , quartz glass, metal extracting, metallurgical industry, machinery processing, glass and ceramic industries, etc.

SMT’s advantage in tungsten crucible:

1)Large size, high purity, high density, Smooth furnace

2)Long history of supplying the tungsten crucible for Single crystal growth furnace and silicon produce furnace

3)Competitive price & professional service.

 

SMT’s contact information:

Xi’an Htemps Metal Materials Co.,Ltd.

Tel: 0086-29-81320779 81320782   Fax: 0086-29-81320781

 

Tungsten Property

Melting point:

3420  oC±20  oC

Boiling point:

5550 oC

Coefficient of linear thermal expansion at 20 °C

4.2 · 10-6 [m/(m·K)]

Thermal conductivity at 20 °C

 164 [W/(m·K)]

Specific heat at 20 °C

0.13 [J/(g·K)]

Electrical conductivity at 20 °C

18 · 106 [1/Ω·m)]

Specific electrical resistance at 20 °C

: 0.050 [(Ω·mm2)/m]

   

Tungsten tube for High temrature shielding



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