Simflex PU 40

Medium modulus one-component sealant


Simflex PU 40 Polyurethane Sealant is a single-component; moisture curing, polyurethane-based sealant material. It forms a flexible and tough joint with very good adhesion on most materials.

Simflex PU 40 Polyurethane Sealant



600 ML


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Key performance Properties

  • One-component.
  • Easy application with gun.
  • Thixotropic.
  • Cures with the humidity in the air.
  • Paintable
  • No volume changes.
  • Resistant to weather conditions and water.
  • Permanent elasticity.


  • Used in automotive industry OEM applications.
  • Suitable for sealing, seam sealing, simple bonding as well as for vibration reduction and sound deadening measures in crash body repair and car body construction.
  • Used in adhesion of metal and glass materials.
  • Is capable of adhesion to cement-based building materials, brick, ceramic, marble, glass, wood, galvanize steel, aluminum surfaces.
  • Used in construction industry, in the cavities of the joints between building elements,
  • Used for joints and assembly of aluminum, PVC, wooden framing
  • Used for laying of roof tiles
  • Cannot be used on bituminous substrates, natural rubber, EPDM rubber, PE, HDPE, Teflon, Delrin or on other building materials which might bleed oils, plasticizers or solvents which could attack the sealant.

Typical data values should not be used as specifications. Please contact Simseal for further information.

600 ML

Additional information

Weight 0.750 kg
Dimensions 20 × 5 × 5 cm



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