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Spiral solar air heating vacuum tube VTT-S5818

Country/Region china
Company Haining Vision Solar Water Heater Co., Ltd
Categories Vacuum Tube Solar Collector
Telephone 0086-573-87788241
ICP License Issued by the Chinese Ministry
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    Spiral solar air heating vacuum tube VTT-S5818

    Spiral solar air heating vacuum tube VTT-S5818

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    Model No.: VTT-S5818

    Brand Name: VISION/ OEM

    Application: solar water heater, solar collector

    Place of Origin: CHINA

    Minimum Order Quantity: 100 Pcs

    Payment Terms: T/T, L/C

    Outer Packing: Export Carton

    Delivery Time: 7 days

    Productivity: 150,000 Pcs /month

    Technical Parameters:

    Tube Structure

    All-glass double-tube co-axial structure

    Glass material

    High borosilicate 3.3 glass

    Outer tube diameter & thickness

    =58±0.7mm &=1.6±0.15mm

    Inner tube diameter & thickness

    =47±0.7mm &=1.6±0.15mm

    Tube length

    1500mm, 1800mm, 2000mm, 2100mm, etc.

    Absorber coating property

    Coating material

    Cu/SS-ALN(H)/SS-ALN(L)/ALN

    Sediment method

    Three target magnetron sputtering plating

    Absorptivity

    as=0.92~0.96(AM1.5)

    Emission ratio

    h=0.04~0.06(80±5 oC)

    Vacuum degree

    Quality Spiral solar air heating vacuum tube VTT-S5818 for sale
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