Joyful solar water heater
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    Heat pipe

    The heat conduction through the pipe is by the way of exchage of liquid and gas.The temperature difference is very low.Because of its high heat conduction feature and efficency,the pipe is used popularly in solar industry.

    1.High heat conduction coefficient:is 2000-5000 times of matal materials.
    2.High quantity of heat conduction:is 1000times od metal materials.
    3.Low temperature difference:less than 4℃ difference in 2 meter long pipe.

    ◆  Specifications

    Product Type Type wall thickness
    Horizontal pipe φ24mm  φ14mm 0.7mm 
    Gravity pipe  φ14mm φ18mm 0.7mm


    ◆  technical Specifications

    Item Measured value 
    Heat conduction coefficient >99% 
    Axial heat transition auantity 0.93-2.49kw/cm² 
    Heat conduction speed  >200mm/s 
    Axial temperature difference 1-2℃/m
    Starting temperature 20℃
    Starting speed 2min 
    Working temperature range  30℃~300℃ 
    Life  >10years
    wall thickness 0.7mm


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