Evacuated Glass Solar Tube

Item: evacuated glass solar tube
Company Strength : 10 years experence in solar tubes production ,with 10 production lines ,100 workers ,best quality control .
Partner : looking for partner of solar water tank factory from Turkey ,Jordan, Lebanon,Middle east , India, South East Asia Mexico, Brazil, South Africa ,Amercia ,Europe
Service :
1.OEM ( put your layser logo on tube .print logo on the carton )
2. arranging shipping for you . place the ship ,track the ship ,and inform the goods location. .Help you to clear import
3.Track the goods production for you .
4. check the best quality for you .
Package : 10/15/18/20/24pcs /box
Container loading Quanitity : 20 feet :
40HQ :
Minimum order : 100 pcs
Sea Port: Shanghai ,Ning bo
Payment : 30% T/T bank transfer before the production
70% T/T after the customer get the scan copy of Bill of lading to make sure that your goods is on the ship ( on the way to you )
Specification:
| Strucure | All-glass double-layer coaxial | |
| Tube material | High quality borosilicate glass 3.3 | |
| Outer tube diameter and thickness | Φ=47±0.7mm & =1.6mm | |
| Inter tube diameter and thickness | Φ=37±0.7mm & =1.6mm | |
| Tube length | 1500mm | |
| Absorptive coating | Structure | AL/ALN |
| Sediment method | Magnetron sputtering plating | |
| Absorptance | a=0.88-0.92(AM1.5) | |
| Emittance ratio | Σn:=0.04-0.08(80) | |
| Vacuum quality | p ≤ 5.0 × 10-2 Pa | |
| Stagnation parameter | Y=250-260M2. /kw | |
| Solar irradiation under stagnation | Φ47 H≤3.7MJ/m2, Φ58≤4.7MJ/m2 | |
| Average heat loss coefficient | ULT=0.78W(m2) | |
| Lifetime | >15years | |
| Hail resistance | Φ25mm/Φ40mm | |
Tony Liao
(Sales Manager of Haining Chaoda Solar Collector Tubes Co ,Ltd)
Haining Chaoda Import and Export Co ,Ltd )
Telephone: 0086 0573 87859001
Cell phone :0086 13757348845
Email :tonyliao@chaodasolar.com
MSN: tonyliao1987@hotmail.com
Skype: tonyliao1987
Trade manager : cn205095001
QQ :937180438
Company address : #6,Chuangye Road ,Yuan Hua Town ,Hainning city ,Zhejiang province, China .
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