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solar evacuated tubes solar heating - 58*1800mm

solar heating, strong heat collection, low emission, high cold resistence - more info check here: http://www.sourcingappliances.com/solar-evacuated-tubes-solar-heating-10153627/

Quick Brief

Type: Solar Water Heater Parts Place of Origin: Zhejiang China (Mainland) Brand Name: AJ Model Number: 58*1800mm solar heating: solar heating

Product Features:

solar heating

strong heat collection

low emission

high cold resistence

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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solar evacuated tubes  solar heating
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Product Packagings & Delivery Terms:

Packaging Detail: export carton with foam

Delivery Detail: 7 days

Specifications and Product Details:

solar heating

ModelsSingle-target vacuum tube
StructureAll glass double tube co-axial structure
Glass materialHigh borosilicate 3.3 glass
Outer tube diameter and thicknessΦ47±0.7mm/Φ58±0.7mm
Inner tube diameter and thicknessΦ37±0.7mm/Φ47±0.7mm
Tubes length1500±4mm/1800±4mm
Material of coatingAL/N/AL
Absorptance0.90~0.94
VacuumP≤2×10-3pa
Transmittance of Outer Tube0.93
Stagnation temperature (height)250~270°c
Heat-loss coefficient≤0.6w/ m2*°c)
Bearing hailstone abilityhailstone diameterΦ25mm
Pressure-endure ability1MPa
Life span15 years
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