Vacuum tubes for solar products as solar collector,solar water heater and so on.
Port: Shanghai
Minimum Order Quantity: 100 Piece/Pieces one container for order.
Supply Ability: 10000 Piece/Pieces per Month .
Payment Terms: L/C,T/T,Western Union
Contact SupplierPackaging Detail: Cartons with foam.
Delivery Detail: 15days after payment.3-10days for samples.
Vacuum tubes
Features:
1) Structure: All glass coaxial dual tube
2) Material: High borosilicate glass 3.3
3) Interferential coating: Copper, aluminum nitride
Capabilities:
A) Fast thermal collecting efficiency
B) High heat resistance
C) High cold resistance