Product Description
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This is an assortment of the 7 Grades of the unique 3M Radial Bristle Discs a new type of abrasive that is superior to sandpaper, flap wheels, or other types of sanders, brushes, or abrasive wheels. The 3M Cubitron and aluminum oxide grains embedded throughout the plastic bristles make them very long lasting.
These 3” Bristle Discs can be used like natural bristle brushes, without any compounds - which is already impregnated in the disc material. The different colors of discs designate the grade. Their flexible bristles can reach into areas with detail and irregular, curved, or flat surfaces.
The bristle discs are very flexible, cool running, long lasting and provide a uniform finish.
NOTE: Rotation must be with the Radius of Bristles - Rotation is important. Plastic Hubs are designed to fit Tapered Spindles on Right Hand Side forward rotation. Hubs will also work with see last 4 pictures - sold separately >>>Tapered Mandrel Threaded Mandrel see ebay ID # 200771069150
APPLICATIONS:
Woodworking - Woodcarvers will appreciate how well they remove the "fuzzies" without harming any of the underlying detail.
Dental Laboratory - Dental lab technicians can use these discs for cleaning, pre-polishing, and polishing of metals and acrylics with excellent results.
Jewelry & Crafts - Jewelers and Metalsmiths use the various grits of these discs, for cleaning, pre-polishing, metal surface Satin Texture finish and polishing of precious metals.
Die & Mold Shops - Metal working when cleaning parts and molds, especially good on hard to polish materials like titanium and valplast.
- Coarser grits can be used to clean and remove surface oxides, in carving and grinding, surface texture while finer grits will smooth, burnish and polish.
- The 3M Cubitron and Aluminum Oxide grains embedded throughout the plastic bristles make them very long lasting.
Specifications:
- Bristle Grades:
- Yellow 80
- White 120
- Red 220
- Blue 400
- Pink Pumice
- Peach 6 Micron
- Lt Green 1 Micron
Instructions:
- Recommended speed from 5,000 to 15,000 RPM.
- Maximum Operating Speed of 35,000 RPM
- Rotation must be with the Radius of Bristles
- No compounds, rouges or pastes required -Bristles contain abrasives.
Application Recommended
Grit / Grade RPM
Heavy Cleaning 80 15,000 to 20,000 RPM
Fire-scale Removal 80,120 15,000 to 20,000 RPM
Light Oxide Removal 120, 220, 400 10,000 to 15,000 RPM
Pre-Polishing 220, 400, Pumice 12,000 to 18,000 RPM
Semi-Finishing 400, Pumice 5,000 to 10,000 RPM
Blending 220, 400, Pumice 8,000 to 15,000 RPM
Texturing 80, 120, 220 5,000 to 10,000 RPM
Polishing 1 micron, 6 micron 15,000 to 20,000 RPM
