
Evacuated Tube Basic Specification
Length (nominal) | 1800 mm |
Outer Tube diameter | 58 mm |
Inner Tube diameter | 47 mm |
Glass thickness | 1.6 mm |
Material | Borosilicate glass 3.3 |
Absorptive coating | Graded CU-N/CU |
Absorptance | >92%(AM1.5) |
Emittance | <8% (80°C) |
Vacuum | P<5x1-3Pa |
Stagnation Temperature | >200°C |
Heat Loss Maximum | <0.8/m2°C) |
Strength | 0.8MPa |
Insulated storage tank
Inner Tank material | Stainless steel /copper |
Outer tank material | Aluminum stucco |
Tank capacity | Customized to customer requirement |
Inlet/outlet pipe | Stainless steel Brass |
Tank welding | Tig welding /Brazing |
Filler material | Stainless steel/copper |
Thermal insulation | Rock wool/PUF |
Heat retention | 72 hours |