Haoguang single target all-glass vacuum heat collecting tube - Single target vacuum heat collect...

1) Good material, 2) Thick film, 3) High vacuum, 4) Good property, Min. order: 3000 pieces - more info check here: http://www.sourcingappliances.com/Haoguang-single-target-all-glass-vacuum-heat-collecting-tube-11272444/

Quick Brief

Type: Solar Water Heater Parts Place of Origin: Zhejiang China (Mainland) Brand Name: Haoguang Model Number: Single target vacuum heat collect... Coating layer: 12

Product Features:

1) Good material

2) Thick film

3) High vacuum

4) Good property

Min. order: 3000 pieces

Business Terms:

Port: Shanghai/Ningbo

Minimum Order Quantity: 3000 Piece/Pieces

Supply Ability: 300000 Piece/Pieces per Year

Payment Terms: L/C,T/T

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Haoguang single target all-glass vacuum heat collecting tube

Specifications and Product Details:

The coating of single-target tube is AL/AL-ALN/AL-ALN/ALN. High borosilicate glass tube.

Structure		All-glass double-tube co-axial structure
Glass material		High borosilicate 3.3 glass
External pipe diameter and thickness		Φ=47±0.7mm=1.6mm Φ=58±0.7mm=1.6mm Φ=70±0.7mm=2.0mm
Internal pipe diameter and thickness		Φ=37±0.7mm=1.6mm Φ=47±0.7mm=1.6mm Φ=58±0.7mm=1.6mm
Pipe length		1200mm 1500mm 1600mm 1800mm 1900mm 2000mm 2100mm
Absorptive coating property	Structure	AL/AL-ALN(H)/AL-ALN(L)/ALN
	Sediment method	Single target magnetron sputtering plating
	Specific absorption	0.90~0.93
	Emission ratio	0.05~0.075
Vacuum tightness		5.0×103 Pa
Idle sunning property parameters		220~260./KW
Solar irradiation for obtaining a preset water temperature	H≤4.7MJ/(Φ58)	H=4.1~4.4MJ/
	H≤3.7MJ/(Φ47)	H=3.1~3.4MJ/
Average heat loss coefficient		0.6~0.7W/(.)
Resistant Hail		25mm
Life aged		15 years