Pharmaceutical Quality Aseptic Metal Bellows
Designed specifically for the application with special bellows profile.
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On all stock items ordered.
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Design & Manufacturing
Full in-house design & manufacture to EN / ASME / PED.
ISO14001 Accreditation
FlexEJ has an accredited Environmental Management System.
Pharmaceutical & Aseptic Metal Bellows
Self draining, high surface finish stainless steel throughout, suitable for aseptic applications, steam cleaning and higher temperatures than achievable by any elastomer – typically 270°C and 10 Barg.
Large Axial Pharmaceutical
Self-Draining Pharmaceutical
Pharmaceutical Installation Rods
PRODUCT GUIDES
PHARMACEUTICAL METAL BELLOWS
WHAT IS A PHARMACEUTICAL METAL BELLOW?
SELF DRAINING, HIGH SURFACE FINISH, SPECIAL CONVOLUTION PROFILE..
Design
Engineered metal bellows designed to meet your project requirements.
Application
Hygienic and aseptic applications, pharmaceutical.
Rating
Typically 10 Barg @ 270°C, designed to specification.
Configurable
Movement and length depending on diameter, flanges, weld ends, materials can all be specified to order..
How to specify a metal expansion joint
We design and manufacture metal expansion joints so you are not restricted to our range of standard products, some of which are available in our web shop. For simpler applications a standard product may be entirely suitable but if not we will design to meet your exact requirements.
An overview of FlexEJ’s Pharmaceutical Metal Bellows
FlexEJ’s Pharmaceutical Metal Bellows for hygienic and aseptic applications
| 316 stainless steel bellows | No liner, internals all exposed for cleaning |
| Open bellows profile ensure free draining | Typical rated 10 Barg @ 270°C |
| Fully engineered to your specification | EJMA calculated bellows |
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Can't see what you want? Need help?
Call us. Or use Live Chat.
For instant advice. We can custom-design and engineer almost any expansion joint you need for delivery in the UK or worldwide. Call our expert team on +44 (0) 1384 881188 Or email us sales@flexej.co.uk
Pharmaceutical Metal Bellows Comparison Chart
Is a FlexEJ pharmaceutical metal bellow the best for your application? Four potential alternatives to consider – note alternatives are only suitable for non aseptic/hygienic applications in a pharmaceutical plant::
Stainless steel bellow 
Bellows Material and Design
Is the bellows Stainless Steel and calculated to EJMA?
Flow Liner Flow Liner
Is a Flow Liner included?
Any flange / weld end Any Flange or Weld End
Is any common flange type or pipe weld end available?
Range of lengths Range of lengths
Can an overall length greater than minimum be specified?
Rating barg/°C
Can't see what you want? Need help?
Call us. Or use Live Chat.
For instant advice. We can custom-design and engineer almost any expansion joint you need for delivery in the UK or worldwide. Call our expert team on +44 (0) 1384 881188 Or email us sales@flexej.co.uk
Frequently Asked Questions
A. Our Flange Finder contains details for many common flanges. Typically, to be able to make the identification you need to know the bore size or outside diameter and number of bolts. For technical assistance contact us or use our Live Chat facility.
A. Yes, FlexEJ has full design capability for engineered metal expansion joints and can work to any recognised standard – typically EJMA, B31.3/Appendix X, EN14917 plus PED and/or other customer specifications. Engineered rubber expansion joints are typically designed to meet the FSA guidelines plus PED and/or other customer specifications For technical assistance please contact us or use the Live Help link on this page.
A. Yes, if you have the details we can normally offer an equivalent, our FAQ here gives the information we will need for a full selection. For technical assistance please contact us or use the Live Chat link on this page.
A. To identify an existing expansion joint we need to know: nominal bore, overall length and flange type plus service, temperature, pressure and required movement if known. Try our Flange Finder to help identify the flange and you can send us a picture of the existing part using the Contact us form. For technical assistance please contact us or use the LIVE CHAT link on this page.
A. Yes, our MRCA copper ended metal expansion joints also have WRAS approval. We laso have DWI approval for stainless steel expansion joints. For technical assistance please contact us or use the Live Chat link on this page.