SPARKO PU SEALER HARDENER (310-0151-0) Packaging:1kg(can) • Minimizes coating defects caused

• Minimizes coating defects caused by

It’s a foam core material for building sandwich structures with very good mechanical properties

Used for FRP repairs

Ideally used during cold weather or during rainy season where the damp surroundings will affect the application

Mixing ratio varies from 20% to 150% depending on the application

SPARKO PU SEALER HARDENER (310-0151-0) Packaging:1kg(can) • Minimizes coating defects causedSparko PU Sealer Hardener is the part B of Sparko's Polyurethane sealer undercoat (362 0151 0). Applications include: Brushing, and spraying Add with: SPARKO POLYURETHANE SEALER Partnered with: SPARKO PU THINNER PROPERTIES RATIO: 2: 1: 1 2 (Sealer: Hardener: Thinner) Drying time is 45 60 minutes before overcoat