Solar Tubes

$0.00

This product has a minimum quantity of 1000

A: Solar evacuated tube

Technical Data

MaterialBorosilicate Glass3.3
Absorptance> 93%(AM1.5)
Emission< 8%W(80oC)
VacuumP < 5 * 10opa
Stagnation Temperature> 200oC
SuffocationH=2.639mj/m2
Coefficient of Average Heat Loss< 0.8W/(m2oc)
Maximum Strength0.8Mpa

Specification

ItemO/I Diameter(mm)Length(mm)PackageCoating
158/471800CartonAL-N/C
258/471500CartonAL-N/C
347/371200CartonAL-N/C
447/371500CartonAL-N/C
547/371800CartonAL-N/C
647/371920CartonAL-N/C

Selective Coating:AL-N/C means Aluninium-Nitrogen/Carbon

B: Heat pipe

Outer DiameterLength
70mm1700mm
70mm1900mm
100mm1700mm
100mm1900mm

Technical Data

1Condenser140mm
2Solar Absorption, Coating>= 92%
3Emission, Hemisphere<= 7%
4MaterialBorosilicate Glass 3.3
5Stagnation Temperature>=250oC
6Vacuum<= 5 * 10-3pa
7Maximum Strength0.6MPa
8Normal Operating Temperature70oC~120oC
9Lowest Operating Temperature-50oC