welding fin (flat plate solar collector welding fi

NEWPOWER WELDING FIN IN SOLAR COLLECTOR 1.NEWPOWER welding fin which is part of the flat plate solar collector . NEWPOWER produce this welding fin by our ultrasonic metal welder to make sure the high thermal conductivity and low specific resistance . 2.The welding fin is Cu tube + Cu sheet ultrasonic welding .Widely used to form the solar absorber .The Cu tube diameter can be 8mm or 10mm or 12mm and so on .The Cu sheet's thickness can be 0.15mm to 0.3mm . The welding fin's width is 125mm or 140mm .It depend on customer's requirement . 3.The welding fin also can be Cu tube + Al sheet ultrasonic welding .It can be anodized coating .The Cu tube diameter can be 8mm or 10mm or 12mm and so on .The Cu sheet's thickness can be 0.15mm to 0.3mm . The welding fin's width is 125mm or 140mm .It depend on customer's requirement . 4.Hope to produce (or OEM) for solar collector company