High quality product for assembly and sealing

  1. Sikaflex-552 is suitable for structural joints that will be subjected to dynamic stresses. It bonds well to a wide variety of substrates and is suitable for making permanent high strength elastic adhesive seals.
Available pack size 300ml, 600ml, 23Litre
Standards ISO, AAMA 805.2-94 certified,RoHS,REACH
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Chemical Composition One-part Silane Terminated Polymer
Curing Mechanism Moisture
Color White/Black
Recommended substrates Metals, Plastics, Composites, Ceramic
Max gap fill 6mm
Tack Free Time 40 minutes
Elongation at Break 300% approx.
Hardness 50 Shore A
Tensile Strength 300 psi
Service Temperature -40°C to +90°C

Features and Benefits

Bonds well to a wide variety of substrates without the need for special pre-treatment
Very good Resistant to UV radiation
It can withstand high dynamic stresses
Silicone, PVC and Isocyanate-free
High recovery


  • It has excellent adhering property over wood, metals, metal primers and paint coatings (two-part systems), ceramic materials, plastics and glass.
  • Can be over painted
  • Sikaflex-552 is resistant to UV radiation, fresh water, seawater and proprietary aqueous cleaning agents; temporarily resistant to fuels, mineral oils, vegetable and animal fats and oils; not resistant to organic acids, concentrated mineral acids, caustic solutions or solvents