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Shandong Guangpu Solar Energy Project Co.,Ltd.
- Address: No. 156 South Shanguo Road, Tengzhou City, South Dakota 277500, China
- Telephone Number: 86-632-5665199
- Facsimile Number: 86-632-5665158
- Email: Send Email to Shandong Guangpu Solar Energy Project Co.,Ltd.
- Business: Exporters, Manufacturers
- Products: Evacuated Tube Collectors, Solar Energy, Solar Space Heatings/Coolings, Solar Thermals, Solar Hot Water Heaters, solar water heater parts
- Web Site: http://www.guangpusolar.com.cn
- we are a manufacturer of solar evacuated glass tube with more than 15 years' experience. we have 43 production lines with an annual capacity of 10 million tubes, which are of high quality.
The out surface of the ineer tube is double coated with stainless steel, aluminum and copper when adopting the newest magnetron sputtering coating technology. This type of selective coating (SS-AlN/Cu) can withstand very high temperature. This is important because the tube is exposed in high temperature to evacuate the gas in the jacket between the inner tube and the outer tube. The solar energy absorption ability should be above 0.93.
We only source from good manufacturers the best borosilicate glass 3.3 that is produced in China. It should have the ability to withstand high temperature and high pressure,as well as high sunlight transparancy which is above 0.91. The best material is the first step to produce products with highest quality. We are always paying not only more money but also great attention to this.
Triple coated Solar Evacuated Glass Tube Material: Borosilicate glass 3.3 We only source from good manufacturers the best borosilicate glass 3.3 that is produced in China. It should have the ability to withstand high temperature and high pressure,as well as high sunlight transparancy which is above 0.91. The best material is the first step to produce products with highest quality. We are always paying not only more money but also great attention to this. Selective coating: SS-AlN/Cu The out surface of the ineer tube is double coated with stainless steel,aluminum and copper when adopting the newest magnetron sputtering coating technology. This type of selective coating(SS-AlN/Cu) can withstand very high temperature. This is important because the tube is exposed in high temperature to evacuate the gas in the jacket between the inner tube and the outer tube. The solar energy absorption ability should be above 0.93. Vacuum jacket The inner and the outer tube been sealed together, the tube is exposed in high temperature to evacuate the gas from the jacket between the inner and the outer tube. The vacuum degree should be lower than 3.0×10-3(Pa). The vacuum jacket is an ideal insullation protecting the heat energy in the tube.
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