HAINING BAOGUANG GATHER THE HOT TUBE CO.,LTD -

HAINING BAOGUANG GATHER THE HOT TUBE CO.,LTD

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three cavity tube
Specification: dia 58mm and 70mm,the length is 1.8m,1.9m,2.0m,2.1m
Detail: Features: 1) Structure: all glass coaxial dual-tube, an inner tube into a dual-glass outer tube 2) Material: high borosilicate glass 3.3 3) Thermal collecting efficiency up to 40%

three high tube
Specification: dia 47mm,58mm the length1.2m,1.5m,1.6m,1.8m,1.9m,2.0m
Detail: Features: 1) Structure: all glass coaxial dual tubes 2) Material: high borosilicate glass 3.3 3) Interferential coating: copper, aluminum nitride 4) Capabilities a) Fast thermal collecting efficiency b) High heat...

evacuated tubes
Specification: 47mm*1500mm / 58*1800mm
Detail: Features: 1) Structure: all glass coaxial dual tube 2) Material: high borosilicate glass 3.3 3) Surface: AL-N / AL absorptive coating (selective) 4) Vacuum pressure: 3.0 - 3Pa 5) Usage life: 15 years


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