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both sides open solar tube
both sides open solar tube

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both sides open solar tube
Be able to heat ;water ,air,oil ,etc
FOB 5-6 usd
Export to Israel ,turkey ,Thailand,et

both sides open  solar  tube


1. product description :


This is not usual solar tube .Tt is open on both sides. It is coated on the inner tube .The evacuation point is in the middle of the tube.

It is double tube structure , there is vacuum between the outer and inner tube . So this tube will absorb the soalr ,then heat the fluid in the tube ,and resist the heat loss.




 This tube is be able to heat oil ,water ,air,and other fluid .




no coating  both ends open tube




 There is no coating on the inner tube . It is totally transparent. There is vacuum between the two tubes , so it can also be able to resist the heat loss.







(both sides open solar vacuum tube)





All-glass double-tube structure

Glass material

Borosilicate glass 3.3(Li nuo)


2.0 mm/1.6mm



Outer tube


Inner tube




Solar absorbing layer


Cu-Stainless Steel-ALN

Coating method

3 target magnetron sputtering coating

Absorption ratio


Emission ratio


Vacuum tightness


heat loss


Resist Hail


Resist cold


Resist pressure

0.6 Mpa

Resist high temperature

230 °C


10 years


3 years


CE& ISO9001:2008




3. Use area



This is soalr power generation project.



This is the solar desalination of sea water project.



4.How to send you the tubes and avoid breaking in Freight.


We put foam in the carton.



If you need small quanity , we would pack the carton with special wood box to avoid breaking in the frieght .






This is 40HQ container , we sell 2 containers of tubes each month  to Turkey . We also sell a lot tubes  to Israel ,India ,Thailand,czech republic,etc.





5.Company certificate










6.How to contact us ?


Contact person :  Tony  (sales manager of Hanning Chaoda Solar Collector Tubes Co ,Ltd) Telephone: +86 0573 87859001      cell phone : +86 13757348845

Fax: +86 0573 87859009

Skype  tonyliao1987

Trade manager:  cn205095001 

Company Website:  www.hnchaoda.com.cn

Company adress:  34 yujie group, xintang village,maqiao street ,Haining city,Zhe jiang,China





Thanks for your time , have great day . Welcome to chat with me on trade manager.


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