Home > Products > Solar Vacuum Tube > 58*1800 three target vacuum tube
58*1800 three target vacuum tube
US$ 1.5 - 2.5
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500 Pieces(Min. Order)
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Product Details
| Place of Origin | Zhejiang, China | Brand Name | Sanneng | |
| Model Number | SN-5818 | Type | Other, Part of solar water heater | |
| Application | Water Heater | Pipe Material | Glass |
Product Description
Specifications
Vacuum tube:1.Strict quality inspection
2.Long life span
3.healthy and harmless
4.Good service
Three-high vacuum tube technology:
| Structure | All-glass double-tube co-axial structure | |||||||||
| Glass material | High borosilicate 3.3 glass | |||||||||
| External pipe diameter&thickness | dia.=47±0.7mm&1.6mm dia.=58±0.7mm&1.6mm dia.=70±0.7mm&2.0mm | |||||||||
| Internal pipe diameter&thickness | dia.=37±0.7mm &=1.6mm dia.=47±0.7mm &=1.6mm dia.=58±0.7mm &=1.6mm | |||||||||
| Pipe length | 1500mm 1600mm 1700 1800mm 1900mm 2000mm 2100mm | |||||||||
| Structure | Cu/SS-ALN(H)/SS-ALN(L)/ALN | |||||||||
| Absorptive coating property | Sediment method | 3 target magnetron sputtering plating | ||||||||
| Specific absorption | as=0.90~0.93(AM1.5) | |||||||||
| Emission ratio | 0.05~0.075(80°C±5°C) | |||||||||
| Vacuum tightness | P≤5.0×10-³Pa | |||||||||
| Idle sunning property parameters | Y= 260 ~ 300m²°C/KW | |||||||||
| Solar irradiation for obtaining | H≤4.7 MJ/ m²(dia.58) | H=3.7~4.2 MJ/ m² | ||||||||
| apreset water temperature | H≤3.7 MJ/ m²(dia.47) | H=2.9~3.2 MJ/ m² | ||||||||
| Average heat loss coefficient | Ult=0.4~0.6W/( m².°C) | |||||||||
Contact Us
- Haining Sanneng Solar Water Heater Co., Ltd.
- Contact namejunjie Wang Chat Now
- Phone0086-573-87881860
- AddressLong industrial park, Jiaxing, Zhejiang
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