Alumina | McMaster-Carr

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Shape

System of Measurement

Diameter

Thickness

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Material

Maximum Temperature

Grit

For Use On

Stainless Steel

Color

ID

Form

Shank-Mount Pad

Spiral-Wound Roll

OD

Export Control Classification Number (ECCN)

DFARS Specialty Metals

REACH

Mount Type

Quick-Change Fastener

RoHS

Abrasive Material

Aluminum Oxide/Zirconium Oxide Blend

Calcined Alumina

Silicon Carbide

Porosity

Thermal Conductivity @ Temperature

159 BTU⋅in/(hr⋅ft²⋅°F) @ 68° F

171 BTU⋅in/(hr⋅ft²⋅°F) @ 68° F

4.5 BTU⋅in/(hr⋅ft²⋅°F) @ 212° F

194.5 BTU⋅in/(hr⋅ft²⋅°F) @ 212° F

1.265 W/(m⋅°C) @ 20° C

For Finish

Dielectric Strength

For Use With

Floor-Buffing Machines

Grinders for Bits and Burs

Hand Sanding Blocks

Pedestal Grinders

Portable Disc Sanders

Sanding Strip File Handles

Stationary Disc Sanders

Stationary Spindle Sanders

Straight Grinders

Abrasive Backing Material

How can we improve?

3,616 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

Sanding Bits

Smooth out small, recessed, and hard-to-reach areas, and also remove paint and rust

Sanding Pads

Reach into pipes, tubes, corners, and slots to smooth their surfaces and remove paint and rust

Oscillating Tool Sanding Pads

Oscillating Tool Sanding Pads

Set up your oscillating tool to sand surfaces

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.)