regular vacuum tube
structure: all-glass double-tube co-axial structureglass material: high borosilicate 3.3 glassexternal pipe diameter and thickness: Phi;=47plusmn;0.7mm pound;=1.6mm Phi;=58plusmn;0.7mm pound;=1.6mm Phi;=70plusmn;0.7mm pound;=2.0mminternal pipe diameter and thickness: Phi;=37plusmn;0.7mm pound;=1.6mm Phi;=47plusmn;0.7mm pound;=1.6mm Phi;=58plusmn;0.7mm pound;=1.6mmpipe length : 800mm 1200mm 1500mm 1600mm 1800mm 1900mm 2000mm 2100mm absorptive coating structure :AL-N/AL selective absorbing coatingabsorptive coating sediment method: single target magnertron sputtering platingspecific absorption: as =0.90-0.93(AM1.5)emission ratio: epsilon;h=0.05-0.075(80oCplusmn;5oC)vacuum tightness: Ple;5.0times;10-3Pa idle sunning property parameters: Y=220-260m2.oC/KWaverage heat loss coefficient: ULT=0.6-0.7W/(m2.oC)
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Contact Us:
| Company name:
| Haining Jianeng Solar Energy Industry Co., Ltd.
 |
| Contact person:
| Mr. Yunfei Wu |
| Mobile Phone:
| 008613967358906 |
| Phone Number:
| 0086-573-87882577 |
| Fax Number:
| 0086-573-87871877 |
| Company Address:
| NO.158 Lianhong Road, Yuanhua town, Haining City |
| Country/Region:
| China |
| postcode:
| 314416 |
| Company Website URL:
| http:// |
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