Description
Versatile adhesive / sealant with a wide adhesion range
Sikaflex®-221 is a versatile 1-component polyurethane adhesive / sealant which adheres well to a variety of substrates such as metals, metal primers and paints (2-K systems), ceramic materials and plastics. It is suitable for permanent elastic joints.
Adheres well to a variety of different types of substrates
Resistant to aging
Can be sanded and painted over