Jiuyang Flat-plate solar ollector Type: Magnetron sputtering coating, Black chrome coating, Anodized coating 1: Motor-pipe -Copper Õ25¡Á0.6 mm 2: Sub-pipe -Copper Õ12¡Á0.45 mm 3: Wings-Aluminum Õ0.25¡Á140mm, Copper Õ0.15¡Á140 mm, Aluminum Õ0.25¡Á140 mm 4: Absorbed coating, Magnetron sputtering coating, Black chrome coating, Absorption 93%-95%, Anodized coating, Absorption 95%, Emissivity 8-10%, Absorption 92%-94%, Emissivity 5%, Emissivity 20%. 5: Daily water production in fine weather in the Spring and Summer - 90-100L, 90-100L, 85-95L 6: Cover material - 4mm tempered glass 7: Frame Colored Aluminum alloy 8: Back plate galvanized sheet Ä0.3 9: Insulation Rock Wool 10: Test pressure- 0.9MPa 11: Life - Above 30 years 12: Welding performance- Copper and copper free silver soldering, to adapt to the temperature of 500 degrees below. Seaworthy package.