INJECTION MOLDING | PLASTIC TUBING | PLASTIC SHEET I PLASTIC PROFILES
CUSTOM PLASTIC EXTRUSION SOLUTIONS, FOR YOUR UNIQUE PROJECT.
Located In ST. LOUIS, MISSOURI
Expert Manufacturing Service
As a leading manufacturer of custom plastic extrusions for more than 50 years, Seiler Plastics Corporation is able to deliver superior quality parts within the required time frames.
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Custom Plastic Extrusion Solutions
With a wide variety of materials and colors, we produce custom extruded plastic profiles, extruded plastic tubing, and extruded plastic sheet to meet the needs of our customers.
Our Blog
WHAT ARE THE ADVANTAGES OF POLYETHYLENE PLASTIC TUBING?
FROM PELLETS TO PIPING: HOW THE EXTRUSION PROCESS WORKS
WHAT IS PLASTIC THERMOFORMING?
THE WHAT, HOW, AND WHY OF RECYCLING POLYETHYLENE
