evacuated tube solar water heater vacuum tube - 58*1800mm

solar water heater vacuum tube, 1) strong heat collection, 2) low emission, 3) CE,CCC ISO9001:2008 certificate - more info check here: http://www.sourcingappliances.com/evacuated-tube-solar-water-heater-vacuum-tube-11019497/

Quick Brief

Type: Solar Water Heater Parts Place of Origin: Zhejiang China (Mainland) Brand Name: AJ Model Number: 58*1800mm solar water heater vacuum tube: solar water hea...

Product Features:

solar water heater vacuum tube

1) strong heat collection

2) low emission

3) CE,CCC ISO9001:2008 certificate

Business Terms:

Port: Shanghai

Minimum Order Quantity: 3000 Piece/Pieces

Supply Ability: 10000 Piece/Pieces per Day

Payment Terms: L/C,T/T

Contact Supplier

evacuated tube solar water heater vacuum tube

Product Packagings & Delivery Terms:

Packaging Detail: export carton with foam

Delivery Detail: 7 days

Specifications and Product Details:

solar water heater vacuum tube

Models	Single-target vacuum tube
Structure	All glass double tube co-axial structure
Glass material	High borosilicate 3.3 glass
Outer tube diameter and thickness	Φ47±0.7mm/Φ58±0.7mm
Inner tube diameter and thickness	Φ37±0.7mm/Φ47±0.7mm
Tubes length	1500±4mm/1800±4mm
Material of coating	AL/N/AL
Absorptance	0.90~0.94
Vacuum	P≤2×10-3pa
Transmittance of Outer Tube	0.93
Stagnation temperature (height)	250~270°c
Heat-loss coefficient	≤0.6w/ m2*°c)
Bearing hailstone ability	hailstone diameterΦ25mm
Pressure-endure ability	1MPa
Life span	15 years