3M 7010309499 Unitized Abrasive Wheel 3 in Silicon Carbide

Product Description

The 3M 7010309499 is a unitized abrasive wheel designed for smoothing, deburring, and surface finishing on metal alloys, plastics, and composites. Built with a soft, conformable construction, the wheel keeps abrasive contact consistent across irregular and complex part geometries. The abrasive material is silicon carbide in a fine grit grade, making it well suited for finishing and light deburring work rather than aggressive stock removal. Machinists, fabricators, and finishing technicians typically use this wheel on bench grinders or die grinders in production and job-shop environments. The unitized, layered structure holds its form through extended use while minimizing heat transfer to the workpiece.

This wheel is used in metal fabrication, light manufacturing, and composite finishing applications where a controlled, consistent surface finish is required. It performs well on stainless steel, aluminum, titanium alloys, and a range of engineering plastics and composites. The conformable construction also makes it effective for robotic or automated finishing cells where the abrasive must follow contoured surfaces without operator adjustment. Fine grit is appropriate for final finishing passes, edge blending, and pre-polish preparation work.

Key Features

• Silicon carbide abrasive in fine grit for controlled finishing and deburring
• Unitized, layered construction runs clockwise or counterclockwise without performance loss
• Conformable consistency maintains abrasive contact on complex and contoured geometries
• Minimizes heat build-up, reducing thermal impact on heat-sensitive base materials
• Resists smearing for cleaner finished surfaces with less secondary prep work
• Wheel edge can be dressed to maintain a sharp, defined cutting profile

Compatibility

Designed as an OEM-style replacement unitized abrasive wheel for use on standard bench grinders, die grinders, and automated finishing equipment accepting a 3 inch diameter wheel.

Installation Notes

Installation and wheel mounting should be performed by a qualified operator familiar with abrasive wheel safety per ANSI B7.1 standards. Verify the spindle speed rating of the grinder does not exceed the maximum rated speed of the wheel before mounting. Power down and lock out the grinder before changing wheels. Inspect the wheel for cracks or damage before each use and never operate a damaged wheel.

Technical Specifications

• Abrasive Material: Silicon Carbide
• Grit Grade: Fine
• Wheel Diameter: 3 inches
• Package Dimensions: 6.9 inches L x 6.9 inches W x 4.4 inches H
• Weight: 1.827 pounds
• UPC: 048011280016
• Unit of Measure: Each

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7010309499