solar energy collector
1.CE,ISO9001 2.7 years of manufacturing experience3.aluminium frame
Price Terms:FOB,CIF,EXW
Payment Terms: T/T,Western Union,MoneyGram,L/C
Minimum Order: Negotiatable
Delivery Port: Customized
Contact SupplierPackaging Detail: 1.inner packing with foam,outside packing with standar export carton2.Special packing for sample orders
Delivery Detail: 7days
solar energy collector
Heat pipe solar collector with heat pipe tube, aluminium alloy outer manifold.
Vacuum Tube Solar Collector Feature:
1. Vacuum Tube Material: borosilicate glass 3.3, SS-CU-ALN/AIN absorb coating;
2. Vacuum : < 5*10-3Pa;
3. Manifold Casing: Aluminium alloy;
4. Insulation: Rock wool or foamed polyurethane;
5. Seal Material: Stabilized high temperature silicon;
6. Heat Pipe: copper, outer dia. 8mm, inner dia.6.6mm, length 1770mm;
7. Absorptivity Coefficient: >92%;
8. Life Time: 15 years.