Products

Contact Person : Mr. Jack Zhu
Company Name : Haining Xinlian Hardware Machinery Co., Ltd.
Tel : 86-573-87275086
Fax : 86-573-87275089
Address : Zhejiang,Haining,No.5,Liancheng Road,Yanguan Town
Country/Region : China
Zip : 314411

high quality collector tube

Product Detailed

high quality collector tube: 1.OEM offered 2.three target coating(AL-AL-ALN/ALN) 3.15 years quality warrant

high quality collector tube

Features:

Vacuum tubeHigh solar-thermal conversion and low heat loss Stable advanced coating up to 380 Long time warranty to 15 years High level vacuum ensure operation under cold weather

Vacuum Tube technology:

Models	47×150	58×180
Weight	1.35±0.12kg	2.29±0.18kg
Structure	All-glass-coaxial double-layer tubes	All-glass-coaxial double-layer tubes
Outer tube diameter	47±0.7mm	58±0.7mm
Inner tube diameter	37±0.7mm	47±0.7mm
Outer Tube thickness	1.6±0.15mm	1.8±0.15mm
Inner tube thickness	1.6±0.15mm	1.8±0.15mm
Tubes length	1542±4mm	1812±4mm
Material of coating	Al N/Al N-SS/Cu	Al N/Al N-SS/Cu
Absorptance	0.94~0.96	0.94~0.96
Emittance	0.04~0.06	0.04~0.06
Vacuum	P≤5×10-3pa	P≤5×10-3pa
Transmittance of Outer Tube	0.91	0.91
Stagnation temperature (height)	270~300	270~300
Heat-loss coefficient	≤0.6w/ m2*)	≤0.6w/ m2*)
Bearing hailstone ability	hailstone diameter25mm	hailstone diameter25mm
Pressure-endure ability	1MPa	1MPa

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