Three-target coating tubes - SJL-TH

Item Name:

Three-high all-glass vacuum heat collection tube

Item No.:

SJL-TH

Specification:

1). Structure: all-glass double tube co-axial structure

2). Glass material: high borosilicate 3.3 glass

3). External pipe diameter and thickness: =47±0.7mm &=1.6mm =58±0.7mm &=1.6mm

4). Internal pipe diameter and thickness: =37±0.7mm &=1.6mm =47±0.7mm &=1.6mm

5). Pipe length: 1500mm 1600mm 1800mm 1900mm 2000mm 2100mm

6). Absorptive coating property

7). structure: Cu/SS-ALN(H)/SS-ALN(L)/ALN

8). Deposition method: 3 high magnetron sputtering plating

9). Absorption than: as=0.93~0.96(AM1.5)

10). Vacuum tightness: P≤50×10^-3Pa

11). Idle sunning property parameters: Y=260~300 m²./KW

12). Solar irradiation for obtaining a preset water tempar ature:

H≤4.7MJ/ m²(58) H=3.7~4.2MJ/ m²

H≤3.7MJ/ m²(47) H=2.9~3.2MJ/ m²

13). Average heat loss coefficient: ULT=0.4~0.6W/( m².)

Quality Guarantee:

1). We import the best solor water heater equipment from the Germany to ensure best quality.

2). We have the strictly raw material purchasing project and department to ensure the best quality of the Vacuum Tube, the support and accessories.

3). Special high quality insulated material to reduce the heat loss rate.

4). Marvellous quality copper coil for efficient heat transferring and long life span of solar water heater.

5). Exquisite workmanship to guarantee the decent apprearance.

6). We have vigious Quality Control System to ensure all products being sold is working well.

7). We are the ISO9001 approved enterprise, and we have gained the CE and CCC certification.

8). We provide 38 months warranty for our Solar Water Heater, and Vacuum tube 15 years warranty.

9). Long lifetime and no extra cost after installation.