Masilla de poliéster para carrocería MASTER Onyx
Masilla de poliéster para carrocería MASTER Onyx - 1 litro está agotado y se enviará tan pronto como vuelva a estar disponible.
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Descripción
Descripción
Masilla de poliéster para carrocería MASTER Onyx
Masilla estructural de poliéster reforzada con fibra de vidrio corta, diseñada para reparaciones rápidas de carrocerías. Especialmente recomendada para rellenar abolladuras y agujeros de gran tamaño en vehículos, remolques y semirremolques. Ofrece un muy buen refuerzo a las partes dañadas de la carrocería.
Ventajas
- Máxima adherencia al metal.
- Muy buen lijado
- Muy fácil de mezclar y aplicar.
- Tiempo de secado rápido
Sustratos
El producto muestra una muy buena adherencia a diversos sustratos. Puede aplicarse sobre:
- Acero y aluminio después del mateado y desengrasado.
- Acero revestido de zinc después del mateado y desengrasado.
- Laminados de fibra de vidrio-poliéster lijados (GFK/GRP), masillas y rellenos de poliéster, imprimaciones acrílicas y epoxi, capas de pintura antiguas en buen estado.
Precaución :
No aplicar masillas directamente sobre imprimaciones reactivas, productos acrílicos monocomponentes y nitrocelulósicos.

Key Features
The MASTER Onyx Polyester Body Filler is a high-performance, multi-purpose body filler designed for automotive, industrial, and marine repair applications. Engineered for maximum adhesion, superior strength, and easy sanding, this lightweight yet durable filler is ideal for repairing dents, scratches, holes, and surface imperfections on metal, fiberglass, aluminum, and composite materials. With its smooth application and minimal shrinkage, it ensures long-lasting, crack-resistant repairs with a flawless, paint-ready finish.
Applications
Plastic bumper and panel repairs
Fiberglass and marine surface restoration
Motorcycle, ATV, and RV bodywork refinishing
Industrial equipment and machinery maintenance
Marine and aerospace topcoats
Custom fabrication and restoration projects
How to Use
Surface Preparation – Clean the area thoroughly, ensuring it is free of dust, grease, and contaminants. Lightly sand for better adhesion.
Mixing – Blend the filler with the included BPO cream hardener at a 2% ratio until the color is uniform.
Application – Apply the mixed filler to the damaged area using a spreader. Build up layers if needed, allowing each layer to set.
Curing Time – Allow 15–30 minutes for the filler to dry completely before sanding.
Sanding & Finishing – Sand with progressively finer grit (starting with 80-120 grit and finishing with 220-400 grit) for a smooth, paint-ready surface.
Package Contents
The MASTER Onyx Polyester Body Filler is the ideal solution for high-strength, smooth, and long-lasting repairs in automotive, marine, and industrial applications. Whether you're a professional auto body technician or a DIY enthusiast, this premium polyester filler ensures flawless results with minimal effort.
1 x Can of MASTER Onyx Polyester Body Filler

1 x BPO Cream Hardener
Technical Specifications:
Base Material: Polyester Resin
Color: Dark Gray
Mixing Ratio: 2% BPO Hardener (included)
Working Time: 5–7 minutes
Curing Time: 15–30 minutes
Sandability: Excellent after curing
Application Thickness: Up to 1/4 inch per layer
Finish: Smooth, non-porous, paint-ready
✔️ Premium Quality & Durability – Trusted by professionals for strong, long-lasting repairs.
✔️ Lightweight & Easy to Work With – Spreads smoothly and sands effortlessly.
✔️ Fast Drying & Time-Saving – Increases efficiency in auto body shops and repair projects.
✔️ Multi-Surface Compatibility – Works on metal, fiberglass, aluminum, and composites.