Ecvv Trade
Haining Huafeng Solar Collector Tube Co.

China Manufacturer with main products: Solar Vacuum Tube, Three Target Vacuum Tube, Heat Pipe Vacuum Tube, Solar Water Heater

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heat pipe vacuum tube

FOB Price: 2.00 - 6.00 USD/Piece
Supply Ability: 3,000 Piece/Pieces per Month
Shipping: delivery in 10-20 days from shanghai or ningbo part
Payment Terms: L/C, T/T
In Stock

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Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Place of Origin: Zhejiang in China


All-glass double-tube co-axial structure
Glass material
High borosilicate 3.3 glass
External pipe diameter and thickness
dia.=47±0.7mm &=1.6mm
dia.=58±0.7mm &=1.6mm
dia.=70±0.7mm &=0.2mm
Internal pipe diameter and thickness
dia.=37±0.7mm &=1.6mm
dia.=47±0.7mm &=1.6mm 
dia.=58±0.7mm &=1.6mm
Pipe length
1500 1600 1700 1800 1900 2000 2100mm
Absorptive coating property
Sediment method
3 target magnerton sputtering plating
Specific absorption
Emission ratio
0.05~0.075 (80℃±5℃)
Vacuum tightness
Idle sunning property parameters
Solar irradiation for obtaining a preset water temperature
Average heat loss coefficient
Starts up fasy and collects solar energy full.
Unique super pure copper surface, allowing lower reflection and minimal heat loss.
High level vacuum ensure operation under cold weather.
Hoping doing business with you in future.

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