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Technical Capacity

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  • 18 Flat Plate Solar Collector Advantages

    Power generation over the years have experienced a lot of development. From non-renewable sources now to more encouraged renewable sources. Renewable sources of power pose lesser risk to the environment. Generates power with lesser or no waste products.

  • Congratulations of the Liverpool University Hot Water Project

    Brief introduction:With the concept of energy saving and environmental protection,our company engaged in the clear renewable energy for more than 10 years,continuously making contributions for researching and developing product. We kept good contact with government and society’s hot water projects,

  • Flat Plate Solar Collection Efficiency

    The positioning of your solar panels determines the power output. The angle of the sun in comparison to the angle of the solar panel will determine the maximum power density. The tilt angle has the biggest influence on the efficiency of the solar panel. When the angle of the sun is reaching the sola



1. Accessories of collector need to be easy changed, maintain, easy to install.
2. Absorber must be put flat in the case, smoothly, Gap uniformity.
3. No distortion, no scratch.
4. Aluminium frame is of anti corrosion.
5. There should be no apparent shrinkage or swelling.
6. Product marking shall meet standard requirements.

Withstand pressure

1. Laser welding strength tensile test

Quality requirements: the strength tensile of welding >=10 Kgf.

2. Resistance to high temperature aging test

Quality requirements: 
a, after test, appearance have no deformation, discoloration, stratification of volatile
fade, crack and breakage.
b, after test, under the performance of the prescribed temperature,
all the performance parameters of carbide change should comply with the
relevant standards

3. Impact resistance test

Quality standard requirements:
The test result judgment criteria: 1.0 m, no broken, no crack of qualified

4. Rainfall test

Quality standard:
four hours in the rain,water into collector: <5 g/m2 or less.
Flat plate collector shall not be damaged and produce a large number of water vapor and water droplets

5. Visible light through/ reflectivity test

Quality standard:
a, no dark marks in the test products smooth surface which should be clean, no variegation, bubble, crack, qualitative, defects such as gas line.
b, Light transmittance >= 91% or higher

6. Hardness test

Quality standard requirements: 
a, the material is black, the hardness is type A 70 degree +/- 3 
b, material surface is smooth and soft elastic.
Do you want to know more about the test?
If you do not satisfy our products or service, welcome to send your complains to us, please state details with text and pictures or video to



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Tel: +86-512-88876960
Fax: +86-512-88876964
Skype: Sinoyin Solars01
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