Specifications

1.china patented
ating material SS-C/CU/AL
3.certificate CE ISO9001
3.OEM is available
4.19years manufacturer

 

 

 

Specification for tubes:
Structure	All glass double concentric tubes
Material	Borosilicate glass 3.3
Outer tube diameter	Φ47±0.7.mm  &=1.6mm
Inner tube diameter	Φ58±0.7.mm  &=1.6mm
Length	47mm-1500mm/1600mm/1800,
	58mm-1500mm/1600mm/1800mm/2000mm/2100mm
Coating	SS-C/Cu
Absorption rate after evacuating(AM1.5)	α= 0.90–0.92
Emission rate after evacuating(AM1.5)	ε= 0.04–0.06(80°C±5°C)
Vacuum degree	P≤5.0×10­¯³Pa
Average heat loss conficient	ULT = 0.4-0.6w(m².°c)
Max stagnation temperature	260°C-300°C
(temperature inside of empty vacuum tube)
Pressure	0.6MPa
Impact Resistance	Φ≤25mm

 

 

 

Specification for solar water heater:

 

1. Water tank inner cylinder: thickened SUS304 stainless inner cylinder, diameter Φ360mm, thickness δ=0.31mm.

 

2. Water tank outer cylinder: white pearl board, diameter Φ470mm, thicknessδ=0.32mm.

3. Insulated layer: adopting full-automatic constant temperature quantitative foaming process to manufacture the insulated layer(55 to 60mm), subjected to high-temperature curing treatment, compact and uniform cells, high thermal insulation effect.

 

4. Bracket: red, hot-dipping zinc galvanized plate, adopting anti-corrosive treatment process to guarantee the tightness and anti-corrosion of the bracket, high bearing and windproof properties, long service life which is as long as more than ten years.

 

5. Vacuum tube: Φ58*1,800mm double-vacuum solar collector tube, the product is a high-tech product with proprietary intellectual property rights, manufactured by the company (the patent No. 99221421.1).

 

6. And has the characteristics of high-temperature resistance, anti-freezing, high heat efficiency, long service life, no leakage of water in the tube, scaling resistance, no tube explosion, no water leakage, aging resistance, high efficiency, vacuum super heat conduction, one-way heat transfer, etc.

 

7. Volume (L): 100 to 350L

 

8. Number of persons: 3 to 12