Description
3M 80 Grit Sanding Discs (50 Pack) | Boat Supply Store
For effective removal of paint, rust, and corrosion on marine surfaces, Stkt Abr Dsc Rl 6 80gr provides aggressive material cutting. These 6-inch diameter discs utilize a durable 80-grit aluminum oxide abrasive bonded with a high-strength resin system for extended service life. Ideal for prepping fiberglass hulls or metal components prior to refinishing on vessels operating in saltwater environments.
Key Features
- Aggressively cuts through paint, rust, and corrosion.
- Durable 80-grit aluminum oxide abrasive.
- High-strength resin bonding for longevity.
- 6-inch diameter for broad surface coverage.
- 50 discs per pack for bulk application.
- Optimal for surface prep on fiberglass and metal.
- Resists loading for consistent performance.
- Ideal for hull and deck refinishing projects.
Specifications
| Product Specifications | |
|---|---|
| Grit | 80 |
| Diameter | 6 inches |
| Abrasive Material | Aluminum Oxide |
| Bonding | Resin |
| Quantity | 50 discs |
Who This Is For
Marine professionals and dedicated DIY boat owners requiring robust abrasive solutions for significant surface preparation tasks. This product is suited for extensive sanding on fiberglass, metal, or painted surfaces during restoration or repair projects.
How It Compares
| Feature | 3M 80 Grit Sanding Discs (50 Pack) | Norton |
|---|---|---|
| Grit | 80 | 80 |
| Diameter | 6 inches | — |
| Abrasive Material | Aluminum Oxide | Aluminum Oxide |
| Quantity | 50 discs | 50 discs |
Common Concerns Answered
Will these discs clog quickly on gelcoat?
The 80-grit aluminum oxide abrasive is designed to resist loading, providing consistent cutting power even on challenging marine surfaces like gelcoat, ensuring efficient material removal.
Are these discs suitable for wet sanding applications?
While primarily designed for dry sanding and aggressive material removal, the robust resin bond offers durability. For specific wet sanding applications, consult the 3M technical data sheet for optimal product selection.
How does the 80-grit perform compared to finer grits?
The 80-grit is ideal for initial aggressive stock removal, quickly addressing rust, old paint, and corrosion. For smoother finishes, follow up with progressively finer grit discs.
Frequently Asked Questions
What type of backing do these sanding discs use?
These are hook and loop style discs designed for quick attachment and removal from compatible backing pads.
Can I use these discs on a variable speed angle grinder?
Yes, these 6-inch discs are suitable for use with variable speed angle grinders within their recommended RPM limits for optimal performance and safety.
What is the primary application for 80-grit abrasive?
80-grit is considered a coarse grit, best suited for heavy material removal, stripping paint, removing rust, and initial shaping of fiberglass or metal.
Are these discs designed for specific marine environments?
Their durable construction and aggressive cutting action make them highly effective for preparing surfaces on boats operating in challenging marine environments, including saltwater.
How many discs are included in this package?
This package contains 50 sanding discs.
