Solar Vacuum Tube, Evacuated

Specifications:
1) 72 automatic production lines
2) 28 million pieces of collector tubes annually
3) Products having been exported to Germany, Turkey, Israel, Japan, Korea, India and other countries and regions
4) Superiority:
A) Excellent heat-resisting performance
B) High mechanical intensity
C) Solid linkage between the inner and outer tube
D) Advanced skills in plating the selective coating
E) Numerical control and management with the assurance of remarkable quality
5) Features:
A) Material: borosilicate glass 3. 3
B) Absorptance: 93% (AM1. 5)
C) Emission: 8% W/ (80oC)
D) Vacuum: PE) Stagnation temperature: >200oC
F) Coefficient of Average Heat Loss: G) Max. Strength: 0. 8mpa
H) Coating: AL-N / C, AL-N / AL, AL-ST-CO

Solar Vacuum Tube, Evacuat