size:DN25 till DN300 wall thickness:0.25 till 0.70 mm Material:sus316L,321 or 304 Leak rate less than 1.33*10-10Pa.cm3/sec

The vacuum bellows are widely used in following industries:vacuum,photovoltaic

,semi-conductor,pharmacy,food,etc.

The vacuum bellows features: 1) Absorbs thermal expansion and shock 3) Structure: bellows + flat welding flanges 4) Main material, bellows : stainless steel 304; flanges: stainless steel 304 or carbon stee 5) Compensates converting misalignment 6) Compensates for exhaust converter misalignment 7) Size, diameter and length can be produced as per clients' requirements

size:DN25 till DN300wall thickness:0.25 till 0.70 mmMaterial:sus316L,321 or 304Leak rate less than 1.33×10-10 Pa.cm3/sec

stainless steel vacuum bellows