Description

Sikaflex®-219 LM is a one-component, low-modulus, high performance, moisture curing polyurethane sealant with excellent adhesion to aluminum, FRP, steel, wood, masonry and most plastics with proper surface preparation. Conforms to Federal Specification TT-S-00230C, Type II, Class A, ASTM C-920, Type S, Class 100/50, Grade NS, AAMA 808-3-92 verified. Exhibits excellent recovery making it ideal for sealing applications requiring high joint movement capability.Has a high joint movement accommodation factor of +100/-50%.