(Direct Current Heat Pip tube)

The tube has

1, vacuum and direct current,

2,selective coating

3,heat pipe in it,

the tube working temperature 100-400℃

It just work for solar thermal power plants, Parabolic trough system, solar air-condition.

The dia. Has 100mm,120mm, inner dia 70-100mm, and the length has 1500mm,1800mm,2000mm,4000mm