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Silicone Injection Molding

Liquid Injection Molding also known as LIM or LSR is a unique process of injecting a two component curable silicone elastomer into heated tooling. This process results in rapidly cured parts that can be run with fast cycle times producing a broad array of molded silicone parts.

Unique characteristics of liquid injection molded silicone are:

  • Good heat resistance up to 180C
  • Low temperature resistance and cold flexibility to -50C
  • Exceptional chemical resistance
  • High tear strength
  • Low compression set
  • High clarity, low odor
  • High resistance to UV, weathering and aging
  • A broad range of durometers
  • Colors easily

Silicones are used in a broad array of industries such as automotive, health care, industrial and consumer goods to name just a few.

Common applications are gaskets, seals, O rings, diaphragms, surgical devices, high voltage insulators, keypads, shoe inserts and kitchen utensils.