All-Glass Evacuated Solar Collector Tube (BGS-001)

Product Description

Solar collector tube introduction

Feature:
Quality warranty: 15 years
Quickly thermal collecting efficiency.
It works fine under cold weather and area.
Three kind of solar collector:
Common: Evacuated collector tubes.
High-efficiency: Three-target evacuated collector tubes: Blue and black-golden
High-efficiency: Three-target evacuated collector tubes: Purple-golden (purple and golden)

Start up fast and collect solar energy fully
Unique super pure copper surface, allowing reflection and minimal heat loss.
High level vacuum ensure operation under cold weather.
Long time warranty to 15 years

Solar evacuated collector tubes technical data:
Dimension	& Phi; 47	& Phi; 58
Material of tubes	3.3 high borosilicate	3.3 high borosilicate
Glass expansion ratio	3.3& plusmn; 0.1X10-6 k-1	3.3& plusmn; 0.1X10-6 k-1
Outer diameter of tubes & Phi; 47 +-0.7	& Phi; 58+-0.7
Inner diameter of tube & Phi; 37+-0.7	& Phi; 48+-0.7
Thickness of glass	1.6+-0.15	1.6+-0.15
Transmittance	Above 0.89	Above 0.89
Selective coating	SS-CU-AL-N/AL	SS-CU-AL-N/AL
Adsorptivity	Above 0.86(AM1.5)	Above 0.86(AM1.5)
Emissivity	Below 0.080(80+-5)	& le; 0.080(80+-5)
Vacuum degree	below 5.0 X 10-3Pa	below 5.0 X 10-3Pa
Collecting performance under sunshine	Above 190m2/kw	Hailstone resistance	25mm	25mm

More Product Features


HS Code:	7002390090
Trademark:	Bell-glass
Model NO.:	BGS-001
Standard:	GB/T 17049-2005
Productivity:	50 Million PCS/Year
Unit Price:	US $ 1.90-2.06/ Piece
Shipment Terms:	FOB
Payment Terms:	L/C,T/T
Minimum Order:	1000 Pieces
Price Valid Time:	From Sep 27,2011 To Sep 26,2012
Origin:	Anhui, China
Packing:	10 PCS/Carton
Pressure:	Unpressurized
Installation:	Wall Mounted
Use:	Bathroom
Interior Material:	3.3 High Borosilicate Glass Tube
Type:	Evacuated Tube
Power Source:	Solar
58/47*1800mm:	Adopt 3.3 High Borosilicate Glass Tubes
Export Markets:	North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Company:	Anhui Bell International Glass Technology & Trade Co., Ltd.