Description
Sikaflex 221 is a strong polyurethane sealant, which is suitable for bonding and sealing. It its a one part sealant and adhesive and has a moisture curing system which cures when it comes into contact with the air It bonds well to a wide range of substrates, which include Aluminium and Steel and can bond metal to metal. It it suitable for marine and auto use for making permanent elasticated seals of high adhesive strength. It has no odour, is non staining and can be sanded and painted once applied.