ARDEX RA 040
One Component, Polyurethane Based Joint Sealant
ARDEX RA 040 is a one-component, polyurethane based joint sealant. It has excellent bond strength to most porous and non-porous substrates without the use of a primer. ARDEX RA 040 is non-sag and may be applied on vertical and horizontal surfaces.
• Expansion joints with anticipated movement up to +/-25%
• Joint sealing in pre-fabricated and tilt-up buildings
• Sealing between window and door frames
• Sealing moving cracks, not exposed to heavy traffic
• Excellent primerless adhesion to most substrates.
Drying & Curing:
• 24 hours for 2mm
• 600mL sausage