Alumina | McMaster-Carr

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Abrasive Material

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For Finish

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2,999 Products

Raw Materials

Ceramic

Hard and wear resistant, it also withstands corrosion and high temperatures

Fabricating and Machining

Casting Compounds

Casting Compounds

Mix and pour into molds to capture intricate detail when casting parts, linings, and prototypes

Sandpaper

Add to sanders, sanding blocks, and other tools to create a smooth finish on work surfaces

Sanding Sleeves

Sanding Sleeves

Use with grinders to shape, deburr, and sand edges and internal surfaces

Sanding Rolls

As the outer sanding surface wears away, new abrasive is exposed; also known as cartridge rolls

Sanding Discs

Add to sanders, floor buffers, and other tools to smooth out workpieces and remove paint and rust

Polishing Stones

Polishing Stones

Create a finer, more polished finish on tools, molds, and dies than sanding sticks

Buffing and Polishing Compounds

Buffing and Polishing Compounds

Apply to your buffing wheel to improve its buildup removal

Sharpening Stones

Sharpening Stones

Sharpen a variety of tools such as knives, chisels, and plane blades

Sealing

Gasket Material

Gasket Material

Cut custom shapes and sizes to fill gaps between flat surfaces

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)