Alumina | McMaster-Carr

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Shape

System of Measurement

Thickness

Diameter

Length

Width

Material

Calcined Alumina

Nylon Mesh/Aluminum Oxide

Silicon Carbide

Synthetic Resin

Maximum Temperature

Grit

ID

For Use On

Stainless Steel

Color

OD

Export Control Classification Number (ECCN)

Form

Shank-Mount Pad

Spiral-Wound Roll

Mount Type

Quick-Change Fastener

Porosity

REACH

RoHS

DFARS Specialty Metals

Abrasive Material

Calcined Alumina

Nylon Mesh/Aluminum Oxide

Silicon Carbide

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

Performance

Chemical Resistant

Electrically Insulating

Water Resistant

Dielectric Strength

For Finish

Compressive Strength

How can we improve?

3,849 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 Discs

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

Sanding Sleeves

Sanding Sleeves

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

Sanding Bits

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

Sanding Rolls

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

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

Sharpening Stones

Sharpening Stones

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

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

Deburring Pads

Sand down burs on large, flat surfaces and sharp edges; also known as unitized blocks

Sealing

Gasket Material

Gasket Material

Cut custom shapes and sizes to fill gaps between flat surfaces

Containers, Storage, and Furniture

Sanding Abrasive Dispensers

Sanding Abrasive Dispensers

Organize your sanding rolls so they're ready to grab and go

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