الوصف

1.Physical and chemical properties
1)  Tungsten heater
1.1  Purity:W≥*9.*5%;
1.2  Density:≥*9.1g/cm3;
1.3  Application temperature environment:≤***0°C;
1.4 Vapor Pressure:***6 Pa at ***0°C
1.5 Thermal Expansion Coefficient:(*****0°C):4.*8×***6
1.6 The Electrical Resistivities at different Temperatures(Ωmm2 /m) 

According to furnace design and operating temperature, we supply hot zones with heating elements c in the form of strip heaters, wire and rod elements, stranded-wire elements or mesh-heaters.

2) Tungsten Strip Heater
    Made of W, Mo, MoLa, TZM, Ta 
    Very fine shape and exact Ohm
    High mechanical and thermal stability
    Low creep deformation
    Supply  rod heating elements according to user's drawing
 
 3 ) Tungsten mesh heater
    Very fine shape and exact Ohm
    High mechanical and thermal stability
    Low creep deformation
    Long life times
    Supply mesh heater according to user's drawing and inquiry.
 
4  ) Tungsten heater rod
  Size: dia. 2 - *1 mm x ***0 mm long
  Very fine surface and density uniformity
  High mechanical and thermal stability
  Low creep deformation
   Long life times
 Supply  rod heating elements according to user's drawing
 
2.Measurements and tolerances
Unit:mm