Haining Chaoda Solar Collector Tubes Co., Ltd.
Main products:solar water heater,solar collector,solar vacuum tube,solar pressure tank
Products
Contact Us
  • Contact Person : Mr. Cheng Forest
  • Company Name : Haining Chaoda Solar Collector Tubes Co., Ltd.
  • Tel : 86-573-87859001
  • Fax : 86-573-87859009
  • Address : Zhejiang,Haining,Yuanhua Industry Zone
  • Country/Region : China
  • Zip : 314416

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Product Detailed
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Structure 

All-glass double-tube co-axial structure

Glass material

High borosilicate 3.3 glass

External pipe diameter and thickness

Φ=47±0.7mm  &=1.6mm  Φ=58±0.7mm  &=1.6mm

Φ=70±0.7mm  &=2.0mm

Internal pipe diameter and thickness

Φ=37±0.7mm  &=1.6mm  Φ=47±0.7mm  &=1.6mm

Φ=58±0.7mm  &=1.6mm

Pipe length

500mm 850mm 1200mm 1500mm 1600mm 1700mm 1800mm 1900mm 2000mm  2100mm

Absorptive coating property

Structure

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

Sediment method

3 target magnetron sputtering plating

Specific absorption

0.93~0.96(AM1.5)

Emission ratio

0.04~0.06(80°C±5°C)

Vacuum tightness

5.0×10-3Pa

Idle sunning property parameters

260~300m²m²m².°C /KW

Solar irradiation for obtaining a preset water temperature

H≤4.7MJ/ m²(Φ58)

H=3.7~4.2MJ/ m²

H≤3.7MJ/ m²(Φ47)

H=2.9~3.2MJ/ m²

Average heat loss coefficient

0.4~0.6W/(m².°C)

Resistant Hail

25mm

Resist cold

  -30°C

Resist wind

30 m/s

Life aged

15 years

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