Solar evacuated tube 1.coating material:SS-C/Cu 2.certificate:CE ISO9001 TS 3.OEM is available 5.testing machine:UV 3600 Solar tubeThe out surface of the ineer tube is double coated with stainless steel and copper when adopting the newest magnetron sputtering coating...

Vacuum tube 1.Raw material:High borosilicate glass 3.3 2.Absorptivity:090-0.95 3.Price:USD 2.5-4.0 each piece Qingdao Port Three target purple 47mm 58mm vacuum tubeThree target vacuum tube is made of high borosilicate glass 3.3,which could resist hail resistance of steel...

Dianetre:120mm Length:1000 mm Coating : 3 layers Coating color: blue ,violet gold CE certification It apply the technology of Three-target Magnetron Sputtering ,it has the advantage of High absorption,High efficiency ,High temperature .The material of  the glass can stand...

Solar evacuated tube 1.coating material:SS-C/Cu 2.certificate:CE ISO9001 TS 3.OEM is available 5.testing machine:UV 3600 Solar tubeThe out surface of the ineer tube is double coated with stainless steel and copper when adopting the newest magnetron sputtering coating...

1.coating:SS-C/Cu 2.certificate:CE ISO9001:2008 TS 3.OEM is available 4.Thiness:1.6mm 5.Borosilicate 3.3 glass tube . Advantages of Four-cavity Evacuated Glass Tube1.The spring holder does not touch the outer tube and the heat transmission through the spring holder is cut off....

1.Standard 3.3 high-boron-silicon glass-pipe 2.Low coefficient of heat loss, 3.Without water and high efficent of heat absor Three target glass solar tubeThe inner tube of this product is coated with a special coating (SS-ALNx/Cu) which features excellent solar radiation...

Glass mmaterial: borosilicate 3.3 Coating tstructure: SS-ALx-Cu CE Certification,3 layers Manufacturer Product name : Three-high Solar Vacuun TubeCharcater feature:It apply the technology of Three-target Magnetron Sputtering ,it has the advantage of High absorption,High...

Red Diamond solar water heater TypespecificationTZR47/1500-16CTZR47/1500-18CTZR47/1500-20CTZR58/1800-16CTZR58/1800-18CTZR58/1800-20CNumbers of vacuum tubes161820161820Glass tube materialborosilicate glass 3.3Material selective absorber layerSS-C/Cu | Cu...

Evacuated tubes solar heater Solar water heater 1.High quality 2.Competitive price Evacuated tubes solar heater TypespecificationTZR47/1500-16CTZR47/1500-18CTZR47/1500-20CTZR58/1800-16CTZR58/1800-18CTZR58/1800-20CNumbers of vacuum tubes161820161820Glass tube...

Adopt Dual-vacuum tube(our patent product), CE certification More than 10 years of age Solar vacuum tube apply  A lot of solar energy project have been designed and made by our professitional expert team all over the world ,and we have specilaized in solar vacuum tube and...