Mass transit industry
Pro-Flex Rubber has made a name for itself as an expert in designing and manufacturing moulded and extruded rubber parts.
Since it was founded in 1989, Pro-Flex Rubber has quickly become a major supplier of rubber parts in the mass transit industry.
Pro-Flex Rubber has developed extensive expertise in manufacturing intercar doorways parts for the mass transit industry. Three types of high-performance diaphragms are available for suburban and intercity trains.
Pro-Flex Rubber manufactures moulded and extruded rubber parts that meet the U.S. Federal Railway Administration (FRA—part 238) fire, smoke, and toxicity standards.
Our specialized public transit products
Face-Plate Diaphragm
Accordion Diaphragm
Tubular Diaphragm
Connectors, rubber insulations and rubber seals
All of our specialized rubber parts for trains
Our mass transit expertise also applies to a variety of products:
- die-cut seals
- wire clamps
- window and door extrusions
- subfloor anti-vibration pads
- intercar bellows (diaphragms).


Place the mouse on the car image to see where are detailed images below.