high temperature,frost resistance,high heat-efficiency,long service life ,anti-scale,no rolling water in the tube,and so on  All-glass solar vacuum tube solar collector tubes are the first high-tech product in China which is developed in our company, with independent...

Solar energy Three target solar energy tube 1,high absorption 2,high efficiency 3,high insulation solar energyAdvantages:1)withstanding high pressure ability            2)high absorption efficiency3)low heat...

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...

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...

Solar energy tube 1.type:47/58-1500/1600/1800/2000/2100 2.material:high borosilicate glass 3.price: FOB USD 2.5-4.0 piece Three target solar energy tube for solar water heater or solar collectorThis solar energy tube is made up of two borosilicate glass 3.3 which can...

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...

Dianetre:120mm Length:1000 mm Coating : 3 layers Coating color: blue ,violet gold 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 impact from the...

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...

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...

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...