Thermally conductive, heat tolerant Silicone Seal Bar Assemblies provide superior heat sealing performance.

Eliminate Leakers

Crowned designs eliminate air holes / leakers, Ideal for long seal bars

Eliminate Teflon Tape

Easy Release of Films, May Eliminate Need for Teflon Tape, High heat tolerance (288°C) means silicone won´t become sticky or gummy, Where small particle contamination is possible our Teflon Bonded Silicone provides adhesive-free alternative with up to 7x longer life

Heat Tolerant , Formulations

Silicone heat tolerant up to 288°C, High-Quality Seals

Superior Precision & Durability

Our continuous silicone has 4x superior thickness tolerances than extruded silicone, Our continuous silicone has 7x longer lifespan than extruded silicone

Market Leading Size Range

Industry leading size range of 2.5 to 280 cm in both flat and textured surfaces

Market Leading Bond Strength

Proprietary process chemically bonds silicone-to-metal and Teflon-coated silicone-to-metal without the need of messy adhesives

Ready to Use

Custom molded, eliminates machining of sheet materials


Conforms to part thickness even on zippers and multi-layer films


Silicone Bar Assemblies

At CER, each Silicone Seal Bar Assembly is custom molded and made to order. In addition to a market-leading size range, we a variety of different options to best tailor Silicone Bar Assembly to your unique application.


  • Three silicone formulations
  • Superior heat tolerance


  • Flat
  • Textured


  • Crowned
  • Flat

Size Range

  • Market-Leading
  • 2.5 to 280 cm lengths


  • Silicone-to-Metal
  • Teflon-coated Silicone-to-Metal

Gasket Mounting Features

  • T-Slot
  • Mushroom Mounting
We would love to create the ideal Seal Bar Assembly for your application!