solar vacuum tubes
1) 47X1500MM
2)47X1800MM
3)58X1800MM
solar vacuum tubes
Glass Material: Borosilicate Glass
Size: 58x1800mm/ 47x1500mm/47x1800mm
Construction: Graded AL-N/AL Solar Selective Absorbing Coating
Absorbance : More than 91%
Emittance: Less than 8%
Vacuum : less than 5x10-3 PA
Stagnation Parameter: -230m2C/KW
Customized is available
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