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WK 121 is a high quality isocyanate and silicone-free, single component, MS polymer-based adhesive and sealant. For the adhesion of most materials and polystyrene. Modern all-round material for professional artisans. Flexible, fast, safe for interior and exterior use.
|Temperature resistance:||-40 at +90 °C|
|Processing temperature:||+5 at +40 °C|
|Skin over time:||ca. 10 min.|
|Curing condition:||ca. 2 mm in 24 h at +23 °C|
|Brakeking strain:||250 %|
|Tensile strenght:||2,2 MPa|
|E modul at 100% elongation:||1,7 MPa|
|Shore hardness A:||60|
|Shelf life:||12 months|