3M 7100030737 Scotch-brite Exl Unitized Wheel 8 in Fine

Product Description

The 3M 7100030737 is a Scotch-Brite EXL Unitized Wheel designed for smoothing, deburring, and finishing operations on metal alloys, plastics, and composites. Built around a silicon carbide abrasive at a fine grit rating, the wheel delivers consistent surface finishing with minimal heat buildup — a key advantage when working with heat-sensitive base materials. The unitized, layered construction holds its form through extended use and can run in both clockwise and counterclockwise directions, making it compatible with a range of bench grinders and right-angle tools used in fabrication and finishing shops.

This wheel is suited for deburring edges, blending welds, and surface preparation on parts with complex or irregular geometries. Its conformable consistency keeps the abrasive in contact with contoured surfaces, which makes it particularly useful in robotic or automated finishing cells as well as manual bench operations. Applications span sheet metal fabrication, aerospace component finishing, and general metalworking where a clean, smear-free surface is required before coating or inspection.

Key Features

• Silicon carbide abrasive at fine grit for controlled surface finishing and edge deburring
• Soft, conformable construction maintains abrasive contact on complex and contoured part geometries
• Unitized layered build operates clockwise or counterclockwise without degradation
• Minimizes heat buildup, reducing thermal impact on heat-sensitive materials
• Resists smearing for cleaner surfaces and reduced pre-coating preparation
• Wheel edge can be dressed to restore cutting action and extend service life

Compatibility

Designed for use on metal alloys, many plastics, and composite materials; suitable for bench grinder and right-angle tool spindles accepting 8-inch diameter unitized wheels.

Installation Notes

Installation should be performed by a qualified operator familiar with abrasive wheel safety per ANSI B11 and OSHA 29 CFR 1910.215 guidelines. Ensure the machine spindle speed does not exceed the maximum rated RPM marked on the wheel before mounting. Power down and lock out the grinder before mounting or removing the wheel. Inspect the wheel for damage before each use and never use a cracked or compromised wheel.

Technical Specifications

• Abrasive Material: Silicon Carbide
• Grit Grade: Fine
• Wheel Diameter: 8 inches
• Wheel Thickness: 2.5 inches
• Package Weight: 0.88 pounds
• Package Length: 8.6 inches
• Package Width: 8.5 inches
• Unit of Measure: Each
• Minimum Order Quantity: 2

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7100030737