Masterbond Thermoset Epoxy

Technical datasheet

MasterSil 153Med

Supplied byMaster Bond- Last Updated on Oct 11, 2025

MasterSil 153Med by Master Bond is a two-component silicone compound with a paste consistency for high performance bonding and sealing. It is 100% solids and contains no solvents. It has superb electrical insulation properties, exceptionally long working life and very low exotherm. It possesses self-priming feature and bonds well with cured silicone rubber.
  • It is an addition cured system and does not require exposure to air for cross-linking.
  • It readily cures at ambient temperatures or faster cure at elevated temperatures.
  • It has the ability to withstand severe thermal cycling and resist vibration and shock.
  • It provides very long pot life, low shrinkage upon cure, high flexibility, high temperature- and water resistance.
  • It bonds well to a wide variety of substrates including most metals, many plastics, glass and ceramic.
  • It exhibits high tensile lap shear strength and is used for medical device applications.
  • It has a shelf life of 6 months.
  • MasterSil 153Med is RoHS complaint, meets USP Class VI and ISO 10993-5 specification for Cytotoxicity.
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MasterSil 153Med properties

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PropertiesValue & unitTest conditionTest method
CTE, Linear0.0 Visible After LoginVisible After LoginVisible After Login
Dielectric Constant0.0 Visible After LoginVisible After LoginVisible After Login
Dielectric Strength0.0 Visible After LoginVisible After LoginVisible After Login
Hardness, Shore A0.0 Visible After LoginVisible After LoginVisible After Login
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Service Temperature0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Elongation0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Lap Shear Strength0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength0.0 Visible After LoginVisible After LoginVisible After Login
Viscosity0.0 Visible After LoginVisible After LoginVisible After Login
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Volume Resistivity0.0 Visible After LoginVisible After LoginVisible After Login

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