Stainless Steel Vacuum Bellows
Application: In the vacuum piping sytem of medicine, chemicals, machinery, electronics, aviation and other industry.
Straight tube on both ends
Production length: 100mm-3000mm
Available diameter: DN10 till 250, 3/8" till
Material: SUS304, 316 or 316L
Thickness: 0.08mm-0.2mm
Forming method: Moulds & hydraulic presser
Customerized design
| Inner vacuum | Vacuum |
| Outer vacuum | Outer vacuum, atmospheric pressure |
| Temperature | Normal temperature -250/450° C(316L), -250/800° C(AM350), |
| The highest vacuum leak rate | 1*10-10Pa· L/S |
| Material |
Vacuum SUS 316L, SUS 304, AM350, Hastelloy alloy C Haynes alloy 242, Inconel 625 and 718 alloy, titanium |
| Free length | Optional |
| Service life | 100-1, 000-3, 000 thousand times (according to the temperature and pressure) |
| Simplex wave rigidity | 0.5N/mm-20N/mm |
Wuxi Longterm Machinery is a professional supplier of all type of industrial equipment, flexible products, etc...With many years of history, the main items are as follows:
I. Production Line of LPG Gas Cylinder
Including circumferential seam welding machine
Longtitudinal seam welding machine
Hydraulic leakage test
Automatic trimming machine
Valve seat welding machine
Foot ring welding machine
Protection enclosure welding machine
End dish shaping machine
Annealing furnace
Shot blasting machine
Sandblast machine
2. Production line for Solar Water Tank
Including pressurized and non-pressurized solar water tank manufacturing line
The main equipment are as follows:
Circumferential seam welding machine
Longitudinal seam welding machine
Pipe fitting welding machine
Hole punching machine
Grooving machine
3. Production line for Steel Drum Manufacturing Line
Sheet rolling machine
Spot welding machine
Longitudinal seam welding machine
Grooving machine
Leakage testing machine
Flanging machine
Sealing machine
4. Flexible metal hose/ Expansion joints manufacturing machineries & products
-expansion joint
- flexible metal hoses
--vacuum bellows & hoses
- hose & pipe fitting
-welding seamer
-bellow forming machine
Mechanical bellow forming machine,
Mechanical hose forming machine
Hydro bellow forming machine
-flexible metal hose making machine
-hydraulic metal hose making machine
-EGR tubes
-EGR tube making equipment
-Braiding Machine
-camlock coupling
The above products have been exported to Ukraine, USA, Japan, Turkey, India and Egypt, etc...
In China. We are capable total in-house design, manufacturing & testing capabilities.
