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Normal All Glass Solar Vacuum Tube - 47*1500/1600/1800; 58*1600/1800/1...

solar vacuum tube, 1) high quality and reasonable price, 2) environmental friendly, 3) nice design, 4) ISO9001:2000 - more info check here: http://www.sourcingappliances.com/Normal-All-Glass-Solar-Vacuum-Tube-10190092/

Quick Brief

Type: Solar Water Heater Parts Place of Origin: Zhejiang China (Mainland) Brand Name: MAYCA Model Number: 47*1500/1600/1800; 58*1600/1800/1... Type: Non-Pressure Pipe Material: Glass Application: Water Heater

Product Features:

solar vacuum tube

1) high quality and reasonable price

2) environmental friendly

3) nice design

4) ISO9001:2000

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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Normal All Glass Solar Vacuum Tube
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Product Packagings & Delivery Terms:

Packaging Detail: Standard Export Packing: 8 pcs/carton,10 pcs/carton,12 pcs/carton,15 pcs/carton,20 pcs/carton.Customer can choose according to actual needs.

Delivery Detail: within 4-7 days for 1X40'HQ

Specifications and Product Details:

Structure

All-Glass Double-Tube Co-Axial Structure

Glass Material

High Borosilicate 3.3 Glass

External Pipe Diameter & Thickness

dia.=47±0.5mm &=1.6mm, dia.=58±0.5mm &=1.6mm,

dia.=70±0.5mm &=2.0mm,

Internal Pipe

Diameter & Thickness

dia.=37±0.5mm &=1.6mm, dia.=47±0.5mm &=1.6mm,

dia.=58±0.5mm &=1.6mm,

Pipe Length

1500mm, 1600mm, 1700mm, 1800mm, 1900mm, 2000mm

Absorptive Coating Property

Structure

AL/AL-ALN(H)/AL-ALN(L)/ALN

Sediment Method

Single Layer Magnetron Sputtering Plating

Specific Absorption

as=0.88~0.91(AM1.5)

Emission Ratio

0.05~0.075(80°C±5°C)

Vacuum

P≤2.0×10-3Pa

Idle Sunning Property Parameters

Y= 220 ~ 260m²°C/KW

Solar Radiation for Obtaining a Preset Water Temperature

H≤4.7 MJ/ m²(dia.58)

H=4.1~4.4 MJ/ m²

H≤3.7 MJ/ m²(dia.47)

H=3.1~3.4 MJ/ m²
Average Heat Loss Coefficient

Ult=0.6~0.7W/( m².°C)

Pressure-Endure Ability

0.6Mpa

Absorptive Coating Property

Structure

Lifetime

15 Years

All our evacuated tubes have:

1). High solar-thermal conversion and low heat loss.

2). Stable advanced three target layers coating.

3). High level vacuum ensure operation under extremely hot and cold weather.

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