Specifications

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2.no pressure solar collector
3.own vacuum tube production line
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Solar Collector Features:                                                                                                               

 

Manifold material and thickness	aluminum alloy-2.0mm
Header pipe material and thickness	Diameter:32mm, thickness 1.0mm copper pipe
Heat pipe material and thickness	Diameter:14mm, thickness 0.5mm copper pipe
Insulation	Polyurethane foam 50mm or Rock wool
Test pressure and work pressure	Test pressure 9 Bar, work pressure 6 bar to 8bar
Frame material and thickness	Aluminum alloy-2.0mm
Collector mounting	Flat roof/slope roof
Inlet and outlet	1/2’’ OR 3/4’’
Hail resistance:	25mm

Solar Collector vacuum tube Material and Features:                                              

Tube structure		All-glass double-tube co-axial structure
Glass material		Borosilicate 3.3glass
Outer tube diameter and glass thickness		Φ =47± 0.7mm & T=1.6mm ± 0.15mm
		Φ =58± 0.7mm & T=1.6mm ± 0.15mm
Inter tube diameter and glass thickness		Φ =37± 0.7mm & T=1.6mm ± 0.15mm
		Φ =47± 0.7mm & T=1.6mm ± 0.15mm
Tube length		1500mm, 1800mm
	Coating material	AL-N/SS/Cu
Absorber coating	Sediment method	Three Targets magnetron sputtering plating
	Absorption	a: ≥92%(AM1.5)
	Emittance	ε ≤ 3.4% (80° C± 5° C)
Vacuum degree		P ≤ 5.0× 10 -3 Pa
Hail resistance		Φ 25 mm
Pressure-endure		0.8 Mpa
Temperature-endure		250° C
Life		> 15 years

Solar Collector Working Principle:                                                                             

solar Collector Details Pictures:                                                        

Solar Collector Packaging & Shipping                                                                           

  

Model	Vacuum Tube		Tank	Loading Qty
	Size /mm	No	Capacity/L	20GP	40GP	40HQ
GDL-SP-58-1800-10	58×1800	10	100	175	350	420
GDL-SP-58-1800-12	58×1800	12	120	162	324	389
GDL-SP-58-1800-15	58×1800	15	150	138	276	331
GDL-SP-58-1800-18	58×1800	18	180	115	231	277
GDL-SP-58-1800-20	58×1800	20	200	106	212	254
GDL-SP-58-1800-24	58×1800	24	240	97	193	232
GDL-SP-58-1800-30	58×1800	30	300	80	160	192

  

solar Collector Quality Control                                                                                     

 

solar Collector Certificates                                                                                         

solar Collector Exhibition