United Abrasives 52550 AO Economical Fiber Disc is a general-purpose abrasive designed for high-speed, aggressive material removal where cost-effectiveness is a key priority. This disc features an AO (Aluminum Oxide) grain, which is the most common and versatile abrasive used for grinding and sanding. The "Economical" designation means it is intended for general-purpose applications that do not require the premium performance or specialized features (like grinding aids) of Zirconium or Ceramic discs. The 50 Grit is an extremely coarse rating, making this disc suitable for the most aggressive tasks, such as initial weld grinding, heavy rust and mill scale removal, and rapid stock removal on various materials.
Type: Fiber Disc | Abrasive Material: AO Aluminum Oxide | Diameter (in.): 5 | Arbor Hole (in.): 7/8 | Grit: 50 | Max RPM: 12200 | Application: Blending, Grinding | Box of: 100 | __quantity: 100
Features:
- High-quality aluminum oxide grain, open coat
- Economical choice for general grinding
- Fast material removal
- Available in Bulk or Blue Line Packaging
- Resin over resin construction for a strong bond that is resistant to heat and moisture
- Vulcanized fiber backing for heavy-duty sanding
- Blue Line Packaging: Used for retail packaging in convenient, smaller quantities. UPC bar coded
- Custom Discs: All custom fiber discs are non-cancellable and non-returnable
Looking for more information about United Abrasives Fiber Discs? Click here to view the Catalog
For help choosing the correct United Abrasives Fiber Disc for your application, please call (800) 608-5210 or email info@intlairtool.com
- Type
- Fiber Disc
- Abrasive Material
- AO Aluminum Oxide
- Diameter (in.)
- 5
- Arbor Hole (in.)
- 7/8
- Grit
- 50
- RPM
- 12200
- Application
- Blending, Grinding
- Box of
- 100
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