High Temperature Silicone and Super High Temperature Graphite Casting Gaskets and Pads

a fit for every flask sizes
28+ different sizes! Including all standard flask sizes.
long lasting
Our silicone gaskets are tech specific grade. What does that mean? They are long lasting and specifically designed for high heat applications.
casting pads and Uncut Sheets
Pads available in various shapes and sizes. Cut your own? We have uncut sheets
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Flask Size part number exact dimensions

  • ALL DIMENSIONS IN INCHES ITEM# Flask Size Inner Outer
  • G001 2 0.50 2 G023 2 2.125 2.906
  • G002 2 2.25 3.375
  • G003 2.5 2.625 3.375 G026 2.5 2.625 3.625
  • G004 3 3.312 4.25 G020 3 3.375 4.50 G016 3 3.125 5.625
  • G005 3.375 3.437 4.50 G017 3.5 3.625 5.625
  • G006 3.5 3.75 4.75 G027 3.5 3.75 5.125 G022 3.5 3.75 5.25 G018 4 4.125 5.625 G028 4 4.25 5.625 G025 4 4.3125 5.625
  • G007 4 4.50 5.75
  • G008 4 4.50 5.375
  • G009 5 5.25 6.5 G021 5 5.25 6.75
  • G010 5 5.75 7.0 G024 6 6.25 7.50
  • G011 6 6.50 7.75
  • G012 3.375 Pad 0.750 3.375
  • G013 7 Pad 0.750 7.0
  • G014 6.5 Pad 0.750 6.5 G015 5.75 Square Pad 0.750 5.75
  • G019 Silicone Sheet 24 36
  • Special order sizes available to your specifications.

  • High temperature red silicone 0.125 inch (0.318 cm) thick
  • Super high temperature graphite 0.0625 inch (1.5875 mm) thick

Super high temperature graphite

All cut sizes available in 1/16 inch (0.318 cm) thick Graphite. For extreme high heat applications where silicone gaskets usually burn out too fast. Can be used as a stand alone seal but can be used on top of silicone gaskets to extend silicone's use life.

A Casting Gasket for every Machine. making a great seal every time!