solar evacuated tube 47mm/1800mm(export in Turkey )
low price
best quality
10 years warranty
Price Terms:FOB,CIF,EXW
Payment Terms: T/T,Western Union,MoneyGram,L/C
Minimum Order: Negotiatable
Delivery Port: Customized
Contact Supplier
Packaging Detail: 8 pieces/carton, 9 pieces/carton,10 pieces/carton,12pieces/carton,15 pieces/carton18pieces/carton,20pieces/carton,24pieces/carton
Delivery Detail: 7-15 days after receiving customers' downpayment
solar evacuated tube 47mm/1800mm(export in Turkey )
Specifications | ||
Structure | All-glass double-tube structure | |
Glass material | Borosilicate glass 3.3(Li nuo) | |
thickness | 1.6mm | |
diameter | Outer tube | 47mm |
| Inner tube | 37mm | |
| Length | 1800mm | |
Solar absorbing layer | Structure | AL-ALN |
| Coating method | 1 target magnetron sputtering coating | |
| Absorption ratio | 0.90~0.92 | |
| Emission ratio | 0.04~0.06 | |
Vacuum tightness | 5.0×10-3Pa | |
heat loss | 0.4~0.6W/(m².°C) | |
Resist Hail | Φ25mm | |
Resist cold | -30°C | |
Resist high temperature | 250 °C | |
Life | 15 years | |
Warranty | 10 years | |
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Features: ISO9001 / CE certificate.
5years' international responsibility for free repairing or exchange due to original quality problem.
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Features: ISO9001 / CE certificate;
5years' international responsibility for free repairing or exchange due to original quality problem.
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ISO9001 / CE certificate;
5years' warranty
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Features: ISO9001,CE, certificates;
5 years' international responsibility for free repairing and exchange due to original quality
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3.Delivery: 10-20 days
4.OEM
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