Business Type:
Trading Company
Business Range:
Water Heater Production Machine, Solar Products, Hydro-cylinder
Establishment:
2014
R&D Capacity:
ODM, OEM, Other
Terms of Payment:
LC, T/T
Main Markets:
North America, South America, Europe, Southeast Asia, Middle East, Africa, East Asia(Japan, South Korea), Australia
OEM/ODM Service
Sample Available

Hydraulic Cylinder, Multi-Stage Cylinder manufacturer / supplier in China, offering Single Action Parker Hydraulic Cylinder for Crop Protection, 200L Compact Non-Pressure Solar Water Heater with Keymark Certificate, Multistage Parker Telescopic Hydraulic Cylinder for Trailer/Dump Truck and so on.

1
    YRS
General Supplier

China Solar Solar Vacuum Tube Solar Evacuated Tubes

Get Latest Price
Min. Order / Reference FOB Price
7100 Piece US $1.50/ Piece
Local Area: Jinan, Shandong, China
R&D Capacity: OEM, ODM, Other
Payment Terms: LC, T/T
Condition: New
Type: Double Vacuum Heating Tube
Certification: API, ISO, CB, CCC

Technical data:

Models

58x1800

58x2100

47x1500

70x2100

Structure

Three Target

Outer tube diameter

58±0.7mm

58±0.7mm

47±0.5mm

70±0.7mm

Inner tube diameter

47±0.7mm

47Sound Module ±0.7mm

37±0.5mm

47±0.7mm

Outer Tube thickness

1.6±0.15mm

1.8±0.15mm

1.6±0.15mm

2.0±0.15mm

Inner tube thickness

1.6±Customized Service for Machinery 0.15mm

1.8±0.15mm

1.6±0.15mm

1.8±0.15mm

Tubes length

1800±5mm

2100±5mm

1500±5mm

2100±5mm

Material of coating

Copper, Aluminum, Stainless Steel

Absorptance

≥0.92

Emittance

≤0.06

Vacuum

less than 5.2x10-4Pa

Transmittance of Outer Tube

0.92

Stagnation temperature (height)

270~300ºC

Heat-loss coefficient

less than 0.5 w/ (m2*ºC)

Bearing hailstone ability

30mmsteel ball from 450mm high

Pressure-endure ability

1MPa

20GP/40GP/40HQ load

3480/7100

2800/4460

4700/11550

1800/3860

Company Information:

Shandong Zentek Power & Energy Co., Ltd is a leading company which is focus on design, manufacturing and developing renewable power solution products in China, our products are including on grid and off grid solar power system, solar thermal system, solar thermal power system, small and medium hydro power system.

Our target is manufacturing and service locally around the world, we are looking forward all kinds of cooperation in our field, such as EPC ,sub contract, JV factory and so on.
We are a professional manufactures of solar vacuum tube , can offer all specification, such as 47*1500mm, 58*1800mm, 58*2100mm, 125*700mm,145*800mm,150*900mm,125*1800mm,70*2100mmand so on.
We have technology, research, project and marketing centers in Jinan and production base of 68000M2 in Tengzhou city.
Since our company established, we adopts advanced all-electric-melting furnace production line and all glass evacuated tube production line,which guarantee the stability of the products from the glass tubes to the solar collector tube. Over 20 coating lines ensure 10 million tubes production capacity every year.
What's more,we have been exported to over 20 countries, such as India, America, Turkey, Syria, Mexico Brazil ...

FAQ:
1. What is your production capacity per year?
--Production capacity could reach 10 million pcs per year.
2. Do you produce the high borosilicate glass tubes all by yourself?
--Yes, we have 2 furnaces iSecurity & Protection n our factory and over 20 coating lines. We could assure the stability of quality from the glass tubes to solar vacuum tubes.
3Engine & PGeographic Surveying Instrument art . How about the guarantee?
--Five years guarantee and 15 years' lifespan.
4. Is OEM available?
--Yes, we could help you design the logo and print logo on tubes and packages.