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- Contact Person : Ms. luo Sunny
- Company Name : Haining Aojin Solar Energy Industrial Co., Ltd.
- Tel : 86-573-15857319981
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- Address : Zhejiang,Haining,Yuanhua Town Haining City
- Country/Region : China
- Zip : 314416
three target all glass vacuum tube
Product Detailed
Related Categories:Solar Collectors
Related Product Searches:three target all glass vacuum tube,High Quality,three target all glass vacuum tube, heat pipe solar vacuum tubes,SFST
three target all glass vacuum tube
1.manufacturer of solar vacuum tube
2.certificates: CE,SGS,SRCC,ISO900
3.diameter--47/58/
Related Product Searches:three target all glass vacuum tube,High Quality,three target all glass vacuum tube, heat pipe solar vacuum tubes,SFST
three target all glass vacuum tube
one element hitech solar vacuum tube specifications
The marerial of glass tube: hard borosilicate :3.3
The thickness of inner and outer tube of:1.6mm
Absorption coefficient: more 88%
Absorptive coating :high efficient heat absorptive selective coating:
AL-N/AL
Emission coefficient:less 10%(8%)
Evacuated :less5*10-3pa
Stagnation temperature: more 220 degrees celsius
Hail resistance: 25mm
Freezing resistance:-35 celsius degrees
three target all glass vacuum tube
