Specification
SikaFlex 221 is a high-quality multipurpose non-sag one-part polyurethane sealant.
One-part formulation, elastic, low odour ( non acetic) , non-corrosive, can be overpainted, can be sended, bonds well to a wide variety of substrates, approved for contact with food stuff. Usage for the automotive body repair.
Suitable susbstrate materials are TIMBER, METALS, METAL PRIMERS AND PAINT COATINGS ( two-part systems) , ceramics materials, and plastics.
Chemical resistance:
Sikaflex 221 is resistent to fresh water, seawater, limewater, sewage effluent, diluted acids & caustic solutions.