Model No.︰solar tube
Brand Name︰tecsolar
Country of Origin︰China
Unit Price︰-
Minimum Order︰100 pc
Technical data table
Model | Φ47× | Φ58× | Φ70× |
Outside-tube diameter | Φ47 | Φ58 | Φ70× |
Inner-tube diameter | Φ37 | Φ47 | Φ58 |
Wall thickness | |||
Length | |||
Outside-tube diaphaneity | 0.92 | 0.92 | 0.92 |
Selective absorbing coating | AL/N/AL | AL/N/AL | AL/N/AL |
Absorbing coefficient | 0.93 | 0.93 | 0.93 |
Reflective coefficient | 0.06 | 0.06 | 0.06 |
Vacuum degree | P≤5×102 Pa | P≤5×102 Pa | P≤5×102 Pa |
The hightest temperature | |||
Anti-impact capability |
Specifications︰
.
-Apply for two layers 3.3 high borosilicate glass tube
-The two layers glass tube,with same axis is vacuumized between them ,the vacuum degree can reach 5 X 10-2Pa.
-High absorbing efficiency:the vacuum magnetic-control sputtering selective absorbing coatings has a high absorption coefficient of more than 93%,and the emission coefficient around 6%.
-Long life: the life span can rech 15 years.
Advantages︰
higher efficiency
high temperature-resistance coating,long life time using for tube without water under the sunshine.
Export Markets︰ all of the world
Payment Details︰ TT
Min Order︰ 100pcs
Ship Date︰ 15days
Standard Met︰ EN
