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Master Bond adhesives
Lord Adhesives Circalok™ 6403 A BLK/B Urethane Encapsulant System
Categories: Polymer; Thermoset; Polyurethane, TS; Thermoset Polyurethane, Adhesive

Material Notes: LORD Circalok™ 6403 A BLK/B urethane encapsulant is a general purpose, two-component urethane designed for applications requiring a fast cure, mechanical shock-resistant system. Circalok 6403 A BLK/B urethane encapsulant does not contain MOCA or TDI.

Features: maintains low viscosity for complete and void-free encapsulation. provides excellent protection and resistance to moisture; exhibits excellent hydrolytic stability. provides excellent electrical insulation properties. can be used on parts and devices that experience operating temperatures from -50°C to +120°C.

All information provided by Lord.

Vendors:
Available Properties
  • Specific Gravity, 6403 A BLK Resin
  • Specific Gravity, Mixed
  • Specific Gravity, 6403 B Hardener
  • Viscosity, 6403 A BLK Resin
  • Viscosity, Mixed
  • Viscosity, 6403 B Hardener
  • Hardness, Shore A, cured
  • Tensile Strength, cured
  • Volume Resistivity, ASTM D 257, cured
  • Dielectric Constant, cured
  • Dielectric Strength, cured
  • Dissipation Factor, cured
  • Maximum Service Temperature, Air
  • Minimum Service Temperature, Air
  • Gel Time, mixed
  • Shelf Life, each component from date of manufacture
  
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Manufacturer Notes:
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Category Notes
Plastic

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