fin and tube ultrasonic welding  good quality  high efficiency black coating

The collector and the water storage tank are compactly integrated with a simple and beautiful appearance, high quality and cost-effective Good structural design, simple and convenient pipe connection The product has all metal-flow channel, the base material is all copper and stainless steel The water quality meets the food-grade requirements, the failure rate is low, and maintenance is convenient The system adopts direct heat ciuculation, with high heat collection efficiency The installation method is flexible and diverse, suitable for flat roofs and sloping roofs. This system includes: Two pieces flat plate solar collector 2x2sqm One SS insulated water tank Micro computer controller Aluminum Alloy frame

Absorber Plate: Blue sputtered selective coating Absorptivity: 95% Emissivity: 6% Frame: Al Alloy Glass: 3.2mm low iron super white tempered glass Insulation: 30mm fiber glass insulation Backing sheet: 0.5mm embossed Al sheet Copper tube: TP2  Size: 2000x1000x70/82.5mm (LxWxH) Working pressure: 1.0Mpa  Test Pressure: 1.6Mpa Max working temperature: 200℃

flat plate solar collector for solar water heating system high quality solar collector high efficiency absorber sheet strong frame well sealed corners

Absorber Plate: Black anodized selective coating Absorptivity: 94% Emissivity: 12% Frame: Al Alloy Glass: 3.2mm low iron super white tempered glass Insulation: 30mm fiber glass insulation Backing sheet: 0.5mm embossed Al sheet Copper tube: TP2  Size: 2000x1000x70/82.5mm (LxWxH) Working pressure: 1.0Mpa  Test Pressure: 1.6Mpa Max working temperature: 200℃