The 4701-30 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.

Applications
  • 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
Markets
  • Industrial

Typical properties

Product Property Value Test Method Footnotes
Colour Black
Density (kg/m3) (+/-10%) 240
Thickness (mm) 4.8 - 12.7
Compression Force Deflection (kPa) @ 25% deflection 7 - 35

0.51cm/min strain rate
Compression Set @ 70°C 10% max. ASTM D 3574-95 Test D
Temperature Range (°C) -51 to +90 ASTM D 746
SAE J-2236
Flammability, min thickness passed UL94HBF from 4.78mm