Rubber Molding

Coi Rubber has the flexibility to efficiently and economically handle virtually any product size in both large and small volume runs.  A wide variety of press equipment allows us to match your product to the best machine for the job. Molding Rubber is our specialty with competitive price, expertise service and leveraging our knowledge and assets to add value to your supply chain.  We can effectively do perfection in your custom rubber molding requirements.

  • Reduced costs due to faster cure cycles and higher production rates
  • Less opportunity for air entrapment
  • Improved rubber-to-metal bonding

Injection Molding

  • Perfect for large volume runs of small-to-medium size parts
  • Good for intricate metal inserts, thin-wall diaphragms and similar components requiring uniform physical properties
  • 300 ton to 1000 ton clamping pressure

Transfer Molding

  • Well-suited to bonding rubber to small, delicate metal parts or producing small parts from large multi-cavity molds.

Compression Molding

  • Perfect for large “bulky” parts and expensive, exotic compounds
  • We feature a 72″ x 72″ Press, 10′ x 42″ Press, 10′ x 30″ Press, 54″ x 60″ Press, and several smaller presses

Rubber to Metal Bonding

  • Automated metal preparation coupled with innovative molding processes allow us to produce superior rubber-to-metal bonds


  • NRM Cold Feed Extruder
  • Barwell C-2 Preformer
  • 60″ Mill
Translate »

Sign up today for email updates with Coi Rubber!

Keep up to date with news, production, holidays, and more!
Email Address
Secure and Spam free...