Solar water heater parts - Vacuum Solar Collector

Solar water heater parts Solar vacuum tubes, Competitive price and good quality, Certification:CE,ISO9001 - more info check here: http://www.sourcingappliances.com/Solar-water-heater-parts-30006404/

Quick Brief

Type: Solar Water Heater Parts Place of Origin: Shandong China (Mainland) Model Number: Vacuum Solar Collector Pipe Material: glass

Product Features:

Solar water heater parts Solar vacuum tubes

Competitive price and good quality

Certification:CE,ISO9001

Business Terms:

Price Terms:FOB,CIF,EXW

Payment Terms: T/T,Western Union,MoneyGram,L/C

Minimum Order: Negotiatable

Delivery Port: Customized

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Specifications and Product Details:

Solar water heater parts Solar vacuum tubes

Features:

Vacuum tube
High solar-thermal conversion and low heat loss
Stable advanced coating up to 380
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