Product Features:
Solar Vacuum Tube, Gunes Vakum Tupu, Solar Thermal
Business Terms:
Price Terms:FOB,CIF,EXW
Payment Terms: T/T,Western Union,MoneyGram,L/C
Minimum Order: Negotiatable
Delivery Port: Customized
Contact Supplier
Solar Vacuum Tube, Gunes Vakum Tupu, Solar Thermal
Price Terms:FOB,CIF,EXW
Payment Terms: T/T,Western Union,MoneyGram,L/C
Minimum Order: Negotiatable
Delivery Port: Customized
Contact Supplier
Packaging Detail: In cartons
Delivery Detail: 10~15days
Solar Vacuum Tube Technical Data
Structure | All-glass Concentric Dual Tube Geometer | |
Glass Material | Borosilicate Glass | |
Out Tube Diameter and Thickness | φ47 0.7mm & - 1.5mm φ58 0.7mm & - 2.0mm φ70 0.7mm & - 2.0mm | |
Inner Tube Diameter and Thickness | φ37 0.7mm & - 1.5mm φ47 0.7mm & - 1.6mm | |
Tube Length | 1200(±5mm) 1500(±5mm) 1700(±5mm) 2000(±5mm) | |
Absorbing Coating Properties | Construction | Graded Al-N/Al Solar Selective Absorbing Coating |
| Method to Deposition | DC Reactive Sputtering | |
| Absorbance | 91% | |
| Emittance | 8%(80) | |
Vacuum | P5×10-3Pa | |
Stagnation Parameter | -230M2/KW | |
Solar Radiance Exposure for Obtaining a preset water temperature | -2.8MJ/ M2 | |
Average Heat Loss Coefficient | -0.8W/ M2 | |
Lifetime | 15 Years | |
Model No.: 58*1800mm
Features: all-glass vacuum tube
1.excellent quality
2.absorbs heat quickly
3.reduce emission ratio and improve heat efficiency
Model No.: 58*1800mm
Features: all-glass vacuum tube
1.excellent quality
2.absorbs heat quickly
3.reduce emission ratio and improve heat efficiency
Model No.: 58*1800mm
Features: all-glass vacuum tube
1.excellent quality
2.absorbs heat quickly
3.reduce emission ratio and improve heat efficiency
Model No.: 58*1800mm
Features: solar heating system
high cold resistence
high heat resisitence
strong heating collection
Model No.: 58*1800mm
Features: single-target coating tubes
1.excellent quality & cheap price
2.higher absorbility & lower emission
3.longer working time
Model No.: 58*1800mm
Features: heating pipe
high quality and absorption
strong heat collection
low emission
warranty 15 years
Model No.: 58*1800mm
Features: heating pipe
passed CE ,CCC and ISO9001:2008 certificate
high quality and absorption
Model No.: 58*1800mm
Features: 1.excellent quality
2.absorbs heat quickly
3.reduce emission ratio and improve heat efficiency
Model No.: yn-kz-01
Features: 1.CE,CCC,ISO9001 certificated
2.Advanced design,high quality
3.The high quality post-sale service
4.Reasonable price,
Model No.: 58*1800mm
Features: vacuum tubes
high cold resistence
high heat resistence
fast thermal
low emission
Model No.: 58*1800mm
Features: solar tubes
high cold resistence
high heat resistence
fast thermal
low emission
Model No.: 58*1800mm
Features: solar heater
low emission
strong heat collection
fast thermal