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three cavity vacuum tube solar heating - 58*1800mm

solar heating, low emission, strong heat collection, fast thermal - more info check here: http://www.sourcingappliances.com/three-cavity-vacuum-tube-solar-heating-11163224/

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

low emission

strong heat collection

fast thermal

Business Terms:

Port: Shanghai

Minimum Order Quantity: 1000 Piece/Pieces

Supply Ability: 10000 Piece/Pieces per Day

Payment Terms: L/C,T/T

Contact Supplier
three cavity vacuum tube 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

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 2000mm 2100mm

Absorption coating property

Structure

Cu/SS-ALN(H)/SS-ALN(L)/ALN
Sediment method3 target magnetron sputtering plating
Specific absorption0.93~0.96
Emission ratio0.04~0.06

Vacuum tightness

5.0*10–³Pa

Idle sunning property parameters

260-300m2°c/kw

Solar irradiation for obtaining a preset water tempereture

H≤4.7MJ/m2Φ=58H=3.7-4.2ML/m2
H≤3.7MJ/m2Φ=47H=2.9-3.2MJ/m2

Average heat loss coefficient

0.4-0.7W/m2°c

Resist hailstone

Φ=25mm

Resist cold

minus 30 degree

Resist wind

30m/s
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