Place of Origin | China | Brand Name | Volchisolar/OEM |
Model Number | VLQT-58 | Pipe Material | glass |
Certificate | ce | Warranty | 15 years |
Product name | high efficiency heat pipe vacuum tube for solar water heater parts | Diameter | 58-1800MM |
Usage | Solar Hot Water Appliance | Material | High Borocilicate Glass 3.3 |
Color | Purple Gold | Coating | Three Targets AL-SS-CU |
Package | Carton | Moq | 10box |
Tube Life | 15-20 Years |
Product Name
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high effeciency heat pipe vacuum tube for solar water
heater parts
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Brand
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Volchisolar, support OEM service
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Vacuum
tube
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3 target tube AL-N-AL/SS/CU coated.47*1500mm or
58*1800mm
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Tube structure
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All-glass double deck co-axial structure
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Glass material
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High Borosilicate 3.3 glass
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Outer tube diameter and glass thickness
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φ47±0.7mm; Glass thickness 1.6±0.15mm
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φ58±0.7mm; Glass thickness 1.6±0.15mm
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φ70±0.7mm; Glass thickness 1.6±0.15mm
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Inner tube diameter and glass thickness
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φ37±0.7mm; Glass thickness 1.6±0.15mm
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φ47±0.7mm; Glass thickness 1.6±0.15mm
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φ58±0.7mm; Glass thickness 1.6±0.15mm
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Tube length
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800mm, 1200mm, 1500mm, 1600mm, 1800mm, 1900mm,
2000mm, 2100mm, etc
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Absorption coating property
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Coating material:CU/SS-ALN(H)/SS-ALN(L)/ALN
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Sediment method:Three target magnetron spattering
plation
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Absorptive ratio:a=0.92-0.96(AM1.5)
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Emission ratio: e=0.04-0.06 (80℃±5℃)
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Stagnation temperature (temperature inside of empty
evacuated tubes
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260-350℃
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Vacuum degree
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P≤5.0x10-3 (PA)
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Average heat loss
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ULT0.4-0.6W/(㎡*℃)
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Hail resistance
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φ30mm
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Pressure-endure
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1Mpa
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