Sigma Polymer Group has acquired M.O.L. ROMGUM in Poland, bringing the expertise in the field of high precision pipe seals for drinking water and wastewater applications to Sigma. Click here to visit the M.O.L. ROMGUM webpage!




A Flexible OEM Partner... At Sigma, we are a team of dedicated experts who love turning ideas into solutions in polymer innovation with a strong focus on our customers. We specialize in the manufacturing and subcontracting of polymer solutions in rubber, silicone, and polyurethane, as well as bonding of these materials to metals and plastics and offer a collaborative journey from idea to creation. From material selection to tool design, we guide you through the process, ensuring the end result meets your exact specifications.

Core competence: Food compliant applications
Plant established: 1946
Core competence: Polyurethane casting & Mixing
Plant established: 1974
Core competence: Silicone extrusion
Plant established: 1999
Core competence: 2K Rubber Injection
Plant established: 2007
Core competence: Rollers
Plant Established: 1983
Core competence: Pipe seals & Mixing
Plant Established: 1984
Sigma Polymer Group has acquired M.O.L. ROMGUM in Poland, bringing the expertise in the field of high precision pipe seals for drinking water and wastewater applications to Sigma. Click here to visit the M.O.L. ROMGUM webpage!