Sikaflex-221 Polyurethane Sealant

Sika Sikaflex-221

Sikaflex-221 (310ml hard/400ml/600ml soft packaging)
Sika multi-purpose polyurethane adhesive sealant. This product is silicone-free and suitable for spray booths, clean rooms, electrical rooms, environmental protection equipment, elevators, and medical room sealing, complying with safety standards. Sikaflex-221 is an elastic adhesive sealant suitable for bus bodies, roofs, front ends, trunks, food equipment, refrigeration equipment, etc., providing waterproofing and shock absorption. Sikaflex-221 has excellent aging resistance and can be used for sealing mobile field offices and outdoor electrical cabinets.

Sika adhesive Sikaflex-221 one-component polyurethane adhesive/sealant

Sika Sikaflex-221 polyurethane sealant characteristics
One-component polyurethane sealant/adhesive
Elastic, low volatile odor
Aging and weathering resistant, non-corrosive
Paintable and sandable surface
Bonds a variety of materials
Approved for food contact
Suitable materials include wood, metal, metal primers and painted surfaces (two-component), ceramic materials, and plastics