SikaBiresin AP077 BPO Hardener - White Gallon

SikaBiresin AP077 is a high-performance polyester filler and fairing compound designed for a variety of repair and finishing applications. It features a smooth, workable paste consistency with a rapid curing time, allowing for expedited project timelines. This product sands easily compared to traditional fillers, enabling a high-quality finish down to a feather edge. It can be applied using a squeegee, spatula, or flat tool, and is compatible with virtually all types of coatings and decorative films once cured.

Applications:

SikaBiresin AP077 is ideal for gel coat blister repair, fiberglass part repairs, and filling cloth imprints on FRP panels. It provides excellent adhesive and bond strength to fiberglass, SMC, FRP, epoxy, graphite, and Kevlar composites, along with metals like aluminum and other substrates.

Advantages:

• Exceptional adhesion
• Quick-setting formula
• Minimal shrinkage
• High service temperature tolerance
• Superior finishing and machinability
• Compatible with various finishes
• Low moisture absorption suitable for underwater applications