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联系人 Ms. Laura
Baoding, Tianjin, Tianjin
1. the key part of the collectors is the absorber core that is be produced by high quality all copper. We use the best welding technology ultrasonic welding. There are high quality, less heat losses and more use longevity(up to more *0 years). 2. we use the high quality black chrome coating, absorption is *3%***5%.emissivity is 9%***0%. 3. we will going on the pressure test for 0.9Mpa after finished the core xxxxx insure the flat plate solar collectors have stable faction. 4. we use high quality aluminum-alloy frame ,it be produced by special technology, beautiful and long lifetime. 5. we use the high quality tempered glass , the thickness up to xxxxx to hailstone and ageing. 6. we use the rock wool as the collectors back. Heat insulation. We use the polyethylene board and aluminium foil paper as the frame insulation. Good heat preservation efficient and less heat losses.
