Permabond

820 High-Temperature Cyanoacrylate Adhesive, Clear

In Stock

Permabond® 820 is a low-viscosity modified ethyl cyanoacrylate suitable for applications where High-Temperature resistance is required. This material is fast-setting and has good adhesion to rubber, metal, and plastics. Cyanoacrylate adhesives are single-component adhesives that polymerize rapidly when pressed into a thin film between parts. The moisture adsorbed on the surface initiates the curing of the adhesive. Strong bonds are developed extremely fast and on a great variety of materials. These properties make Permabond® cyanoacrylates the ideal adhesives for high-speed production lines.

  • High-Temperature resistance
  • Rapid curing
  • Ease of use - no mixing or heat cure
  • 100% reactive, no solvents
  • Passed Cytotoxicity Biocompatibility
As low as $53.68

Technical Documents

Product Info & TDS Sheets
More Information
PAC Item Code C100383
Brand Permabond
Type Cyanoacrylate

Physical Properties of Uncured Adhesive

  • Chemical composition: Ethyl cyanoacrylate
  • Appearance: Colourless
  • Viscosity @ 25°C: 100 mPa.s (cP)
  • Specific gravity: 1.1

Typical Curing Properties

  • Maximum gap fill: 0.15mm (0.006")
  • Fixture/handling time* (0.3 N/mm2 shear strength is achieved)
    • 10-15 seconds (Steel)
    • 10-15 seconds (Buna N Rubber)
    • 10-15 seconds (Phenolic)
  • Full strength 24 hours

*Handling times can be affected by temperature, humidity, and specific surfaces being bonded. Larger gaps or acidic surfaces will also reduce cure speed but this can be overcome by the use of Permabond C Surface Activator (CSA) or Permabond QFS 16.

Typical Performance of Cured Adhesive

  • Shear strength* (ISO4587): Steel 19-23 N/mm2 (2600-3200 psi)
  • Coefficient of thermal expansion: 90 x 10-6mm/mm/°C
  • Coefficient of thermal conductivity: 0.1 W/(m.K)
  • Hardness (ISO868): 85 Shore D
  • Dielectric Strength: 25 kV/mm

*Strength results will vary depending on the level of surface preparation and gap.

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