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Sika

Flex 221 Pu Adhesive And Sealant

About the product

Sika Sikaflex-221 is a high quality 1-component polyurethane sealant for many purposes. Cures by absorbing the humidity of the air.

  • Chemical base: One-component polyurethane
  • Color (CQP001-1) White, grey, black
  • Curing mechanism Moisture curing
  • Density depending on color 1.3 kg/l
  • Non-sag property Good
  • Application temperature Ambient temperature 5 ─ 40 °C
  • Skin formation time (CQP019-1) 60 minutesA
  • Opening time (CQP526-1) 45 minutes A
  • Curing speed (CQP049-1) (see chart)
  • Shrinkage (CQP014-1) 5%
  • Shore A hardness (CQP023-1 / ISO 7619-1) 40
  • Breaking strength (CQP036-1 / ISO 527) 1.8 MPa
  • Elongation at break (CQP036-1 / ISO 37) 500%
  • Tear strength (CQP045-1 / ISO 34) 7 N/mm

Safety and enviroment

H sentences

  • H336: May cause drowsiness or dizziness.
  • H413: May cause long lasting harmful effects to aquatic life.
  • H319: Causes serious eye irritation.
  • H351: Suspected of causing cancer <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>.
  • H332: Harmful if inhaled.
  • H372: Causes damage to organs <or state all organs affected, if known> through prolonged or repeated exposure <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>.
  • H373: May cause damage to organs <or state all organs affected, if known> through prolonged or repeated exposure <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>.
  • H330: Fatal if inhaled.
  • H312: Harmful in contact with skin.
  • H335: May cause respiratory irritation.
  • H412: Harmful to aquatic life with long lasting effects.
  • H315: Causes skin irritation.
  • H334: May cause allergy or asthma symptoms or breathing difficulties if inhaled.
  • H304: May be fatal if swallowed and enters airways.
  • H317: May cause an allergic skin reaction.
  • H411: Toxic to aquatic life with long lasting effects.
  • H226: Flammable liquid and vapour.

P phrases

  • P304 + P340: IF INHALED: Remove person to fresh air and keep comfortable for breathing.
  • P260: Do not breathe dust/fume/gas/mist/vapours/spray.
  • P340: Remove person to fresh air and keep comfortable for breathing.
  • P304: IF INHALED:
  • P311: Call a POISON CENTER/doctor/…
  • P342: If experiencing respiratory symptoms:
  • P342 + P311: If experiencing respiratory symptoms: Call a POISON CENTER/doctor/…
  • P501: Dispose of contents/container to...
  • P284: [In case of inadequate ventilation] wear respiratory protection.
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Flex 221 Black

  • Stock: 33 in stock
  • Item no.: 51646
  • Unit: 1 PCS(300 ML)
Limited quantity - item is being omitted

Flex 221 Light Grey

  • Stock: 6 in stock
  • Item no.: 52916
  • Unit: 1 PCS(300 ML)
Limited quantity - item is being omitted

Flex 221 White

  • Stock: 26 in stock
  • Item no.: 52931
  • Unit: 1 PCS(300 ML)
Limited quantity - item is being omitted
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