O-rings | Rubber washers | Rubber gaskets | Rubber mouldings | Rubber extrusion

Precision O-rings & Gaskets … Hirschmann Seals & Bearings
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      • IEC 61111 Class 0 1000VAC
      • IEC 61111 Class 1 7500VAC
      • IEC 61111 Class 2 17000VAC
      • IEC 61111 Class 3 26500VAC
      • IEC 61111 Class 4 36000VAC
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      • Nitrile
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Our main products
  • O-rings
  • FEP/PFA Encapsulated Seals
  • ASTRA O-ring seal
  • Inflatable seals
  • Premium O-ring cords
  • SJV O-rings
  • Press cut parts
  • Rubber sheet & strip
  • Electrical safety matting
  • Lathe cut washers
  • Rubber profiles
  • Precision mouldings
Available materials
  • Choosing a material
  • Nitrile
  • Carboxylated Nitrile
  • Hydrogenated Nitrile
  • Fluoroelastomer (e.g. Viton®)
  • EPDM
  • Chloroprene (e.g. Neoprene®)
  • Polyurethane
  • Silicone
  • Fluorosilicone
  • TFE Propylene e.g. Aflas®
  • Epichlorohydrin
  • Perfluoroelastomer eg Kalrez®

About us


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  • Inflatable Seals
  • ASTRA seals
  • USP Class VI compounds
  • RoHS and REACh
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Useful links...
  • Hirschmann GMBH
  • REACh guidance
  • RoHS: compliance and guidance

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