The 4701-40 series of urethane foams offers a range of density and hardness options for an array of sealing requirements. The materials have excellent low compression set characteristics, low water absorption and good thermal insulation properties. The materials are available as tapes and gaskets, both with and without pressure sensitive adhesive.

  • Gaskets
  • Seals
Product Features
  • Dust sealing
  • Good thermal insulation
  • Low compression set
  • Low water absorption
  • Potential for pressure sensitive adhesive
  • Vibration isolation
Quality standards
  • UL94 HBF
  • Industrial

Typical properties

Product Property Value Test Method
Colour Black
Density (kg/m3) (+/-10%) 320
Thickness (mm) 1.6 - 3.2
Compression Force Deflection (kPa) @ 25% deflection 85 ISO 69164
Compression Set @ 70°C 1.4 ISO 1856
Temperature Range (°C) -50 to +90 ASTM D 746
Flammability, min thickness passed UL94HBF from 1.57mm