f tube:Φ58*1800 high effective tube
frame:cold-rolled steel sheet
material :inner tank stainless steel,SUB304-2B food,0.41mm,outer tank: fluorine titanium, 0.31mm,insulation :55mm polyurethane foam,al-refective banner
specification of vacuum tube
structure all glass concentric dual tube geometry,
material borosllicate 3.3 glass
absorptive coating properties
con structure grade AL - Nx/AL solar selective absorptive coating
method of deposition dc reactive sputtering
absorptance > 97 % emittance < 3 %
stagnation temperature 250 - 270 c
work life not less than 15 years
No. |
Model |
Capacity
L |
Collector number |
Collector Amount |
Tank Pressure (Map) |
Price
(USD)
FOB nanjing |
1 |
FY58-15 |
100 |
1 |
|
0.6 |
482 |
2 |
FY58-18 |
150 |
1 |
18X1 |
0.6 |
499 |
3 |
FY58-25 |
200 |
1 |
25X1 |
0.6 |
580 |
4 |
FY58-40 |
300 |
2 |
20X2 |
0.6 |
782 |