ALH Systems Clear Polyurethane Resin

<P>A two-component polyurethane potting compound that is totally transparent to normal light and forms an excellent water-resistant barrier around encapsulated components. Specially designed divided cartridges and syringes, with disposable mixing nozzles, provide freshly mixed, accurately placed compound.</P><P>Each 250ml cartridge (1x 87-7172) has 2 compartments inside that keep the resin and hardener separated. When the cartridge is compressed in a caulking gun, both resin and hardener are emitted in the correct proportion. Inside the mixing nozzle (87-7174) is a matrix of tubes that mix the resin with the hardener as it progresses, exiting the nozzle completely mixed.</P><P>One 250ml cartridge produces 250ml of mixed resin and hardener, ready for use. If not all the 250ml is used at once, a new mixing nozzle (87-7174, available separately) will be required.</P><P>For smaller amounts of ready-mixed resin, we recommend the smaller 50ml dual syringe (87-7176 plus nozzle 87-7178). </P>
  • Twin 50ml syringe fits gun, 87-7180, supplied separately
  • Twin 250ml dispensing cartridge fits standard caulking guns
  • Mixing nozzle ensures correct quantities and uniform mixing
  • Replaceable nozzle allows multiple uses of the cartridge reducing waste
  • ALH Systems type NP1480
  • Supplied in a twin 50ml syringe or 250ml cartridge
Please note that no nozzles are included with the syringes or cartridges.
Form2 liquid components
ColourClear
Viscosity @ 23°CBase material300mP
Hardener2000mP
Specific Gravity @ 23°CBase material1.05
Hardener1.12
Mix ratio by weight1 base:1.07 hardener(Mixed by nozzle)
Mix ratio by volume1 base : 1 hardener(Mixed by nozzle)
Work life @ 23°C25 minutes
Shore 'A' hardness85° after 48 hours
Max. operating temperature120°C
Electric strength15kV/mm
Thermal conductivity0.3W/m°K

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