3M 7010330645 Silicon Carbide Unitized Wheel 3 Inch

Product Description

The 3M 7010330645 is a silicon carbide unitized wheel from the Standard Abrasives 500 Series, designed for light-pressure blending, finishing, and polishing on metal and composite surfaces. Built with a soft, conformable non-woven construction, this 3-inch diameter wheel delivers the finesse needed for close-tolerance work where surface integrity matters. It is used by fabricators, machinists, and maintenance technicians who need consistent, repeatable surface conditioning without aggressive material removal. The open web structure resists loading, which extends service life in continuous-use applications.

This wheel suits flat and contoured workpiece geometry, making it practical for both production and detail finishing work. The silicon carbide abrasive mineral performs on ferrous and non-ferrous metals, including exotic alloys and titanium, as well as composite materials. The wheel runs in both clockwise and counterclockwise directions, providing flexibility when paired with angle grinders, die grinders, or bench-mounted tools using a compatible unitized wheel mandrel, which is sold separately.

Key Features

• Soft density non-woven construction conforms to flat and contoured surfaces for precise blending and finishing
• Silicon carbide mineral works on ferrous metals, non-ferrous metals, titanium, exotic alloys, and composites
• Bidirectional rotation — runs clockwise and counterclockwise — for versatility across tool types
• Open web design resists loading and extends abrasive service life in sustained use
• Suitable for applications requiring strict dimensional tolerances
• Attaches via a unitized wheel mandrel (sold separately)

Compatibility

Designed for use with angle grinders, die grinders, and bench tools equipped with a compatible unitized wheel mandrel. Intended for ferrous metals, non-ferrous metals, titanium, exotic alloys, and composite substrates requiring light-pressure surface conditioning.

Installation Notes

Installation of unitized wheels should be performed by qualified trade personnel or experienced fabricators following tool manufacturer guidelines. Ensure the grinder or die grinder is powered off and unplugged before mounting or removing the wheel. Verify that the mandrel arbor size matches the tool spindle and that the wheel is secured before operation. Always confirm the tool RPM rating meets or exceeds the wheel RPM rating before running.

Technical Specifications

• Diameter: 3 inches
• Abrasive Material: Silicon Carbide
• Construction: Non-Woven Unitized
• Series: Standard Abrasives 500 Series
• Rotation: Clockwise and Counterclockwise
• Package Weight: 1.209 pounds
• Package Length: 7.31 inches
• Package Width: 4.19 inches
• Package Height: 3.88 inches
• UPC: 051115331997

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7010330645