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Master Bond adhesives
Pyrotek Insural® 85 MASTIC Insulating Mastic for Aluminum contact Applications
Categories: Ceramic; Oxide; Silicon Oxide

Material Notes: Insural® 85 MASTIC is an asbestos-free, durable and insulating refractory composition designed for the fabrication of launders and jointing, bedding and patching of precast refractory shapes.


  • User-friendly workability
  • Low shrinkage reduces pull-out from joints
  • High strength reduces the risk of erosion of repaired areas and joints
  • Not wetted by molten aluminum

Information provided by Pyrotek.

Available Properties
  • Density, fired density (compressed)
  • Density, wet density (as supplied)
  • Loss On Ignition
  • Modulus of Rupture, dried 24 hours @ 120°C
  • Modulus of Rupture
  • Thermal Conductivity
  • Thermal Conductivity
  • Thermal Conductivity
  • Maximum Service Temperature, Air, Continuous
  • Shrinkage
  • Shrinkage, fired 24 hours @ 750°C
  • Shrinkage, fired 24 hours @ 1000°C
Property Data

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Manufacturer Notes:
Pyrotek, Inc.

Category Notes

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