G-M-I, Inc.
4822 East 355th Street
Willoughby, OH 44094-4634


G-M-I, Inc.®, an ISO 9001:2015 Company, manufactures quality Plastic, Rubber and Other Non-Metallic Gaskets & Seals and Gasket Materials available with or without FDA Metal & X-Ray Detectable Ingredients. GMI’s Materials have been Independently Tested & Certified Compliant to: FDA, USDA, 3-A & USP Class VI Standards and are AH/TSE Free™ (Animal/Human Derived Ingredient Free), BPA Free™ and Hg Free™.

Products & Services

GMIGaskets® and Gasket Materials/Seals: USDA Strainer Gaskets, Officially approved by the USDA, Patent Pending. GMI 3A Manway Gaskets. Calendered Rubber Sheet including Cloth Inserted and Various Surface Finishes. Custom Molded Rubber Products. Die Cut (Flat) Gaskets/Seals from Non-Metallic Materials and Thin Gauge Foils. Extruded Rubber Profiles and Solid Cord with Vulcanized Ends to Form Endless Components. Inflatable Seals for Variable Capacity Tanks. O-Rings, Including Metal Detectable and X-Ray Detectable. Laminated Products, RollToRoll and RollToSheet, then Die Cut Parts therefrom if requested. Sliced and/or Slit Coils of Various Non-Metallic Materials. TriClamp (TriClover) Gaskets including Orifice Plate, Perforated Disc and Screen Gaskets. All above with Traceability, Color Coded and Laser Marked for Identification.

Geographic Areas

U.S. and International

Contact Information

G-M-I, Inc.
4822 East 355th Street
Willoughby, OH 44094-4634
440-953-8811
Fax: 440-953-9631
Contact: Mr. Donald J. Restly