All glass Solar Evacuated tubes-50 - Jiachen-VT-01

All glass Solar Evacuated solar collector tubes, 1.CE,ISO9001,CCC, 2.USD 1.6-6per pc, 3.15Years Warranty for vacuum tube, 4.OEM - more info check here: //www.sourcingappliances.com/All-glass-Solar-Evacuated-tubes-50-30071994/

Quick Brief

Type: Solar Water Heater Parts Place of Origin: Zhejiang China (Mainland) Brand Name: Jiachen Model Number: Jiachen-VT-01 coatting: 3 layer glass material: high borosilicate glass3.3 Acid-resistance: first class softening point: 820

Product Features:

All glass Solar Evacuated solar collector tubes

1.CE,ISO9001,CCC

2.USD 1.6-6per pc

3.15Years Warranty for vacuum tube

4.OEM

Business Terms:

Price Terms:FOB,CIF,EXW

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

Minimum Order: Negotiatable

Delivery Port: Customized

Contact Supplier

Specifications and Product Details:

All glass Solar Evacuated solar collector tubes

1.CE,ISO9001,CCC
2.USD 1.6-3 per pc
3. 15Years Warranty for vacuum tube

Strucure		All-glass concetric dual tube geometr
Glass material		Borosilicate glass
Outer lube biameter and length		φ=47 ±0.7mm & =1.5m
		φ=58 ±0.7mm & =1.8m
		φ=70 ±0.7mm & =2m
		φ=47 ±0.7mm & =1.5m
Lnner lube diameter and length		φ=47 ±0.7mm &=1.8m
		φ=58 ±0.7mm & =2m
		Gtaded Al-N/Al solar selectuve absorbing coating
Construction
Construction
Absorbing	Mothod to deposition	DC reactive sputtering
Coating	Absorptance	>91%
Properties	Absorptance	>91%
	Emittance	<8%(80)
Vacuum		P<5×10^-3pa
Stagnation parameter		≥230M²^/KW
Solar radiance exposure for obtaining a preset water temperature		≤2.8MJ/M²
Average heat loss coefficient		≤0.8W/(M³⁾
Lifetime		15 years