Sika SikaBiresin AP077 Polyester Fairing Compound

SikaBiresin® AP077 is a polyester filler and fairing compound that offers the user a smooth workable paste with a set fast cure to expedite those applications for repair or finish. It is easier to sand than conventional fillers and can be finished to a feather edge. This material can be easily applied with a squeegee, spatula, or flat tool, and once cured will accept virtually all types of coatings and decorative films.

Features:

• Gelcoat repair system
• Easy to apply and easy to sand
• High heat-resistance of 400°F (209°C)
• Accepts virtually all types of finishes
• Low moisture absorption for above or below the waterline applications
• Minimal shrink or sink upon cure
• Bonds to epoxy, vinyl ester, polyester, and many substrates
• Quick-set cure and finishing time

Application:

• Gel coat blister repair
• Fiberglass parts repair
• Filling cloth imprint on FRP panels
• Edge filling on honeycomb panels
• This material has excellent adhesive and bond strength to:
  • Fiberglass
  • SMC
  • FRP
  • Epoxy
  • Graphite
  • Kevlar composites
  • Aluminum
  • Wood
  • Other substrates

Note: BPO Hardener is required and sold separately.

Quick Guide

Technical Data Sheet