3M 7010308488 Abrasive Belt 40 Grit 18x3 Inch Alumina Zirconia

Product Description

The 3M 7010308488 is an alumina zirconia coated abrasive belt designed for high-production grinding, blending, and finishing applications. The 577F series uses an alumina zirconia mineral with a grinding aid that delivers faster cutting rates than standard aluminum oxide belts. The heavy polyester cloth backing is water-resistant and built to hold up under high belt pressure and aggressive edge work. At 18 inches long and 3 inches wide with a 40-grit grade, this belt is suited for stock removal on metal substrates where heat buildup and belt fatigue are common failure points.

This belt is used in industrial and fabrication environments for grinding and finishing ferrous and non-ferrous metals, including aluminum and stainless steel. The alumina zirconia grain runs cooler than aluminum oxide, reducing the risk of thermal discoloration or heat damage on heat-sensitive workpieces. Typical applications include weld seam removal, surface prep, and edge deburring on structural components, pipe, and plate stock. The 577F is suited for stationary belt grinders and portable belt tools operating in production shop environments.

Key Features

• Alumina zirconia grain with grinding aid cuts faster than aluminum oxide on metal
• Runs cool — reduces heat buildup on aluminum, stainless steel, and other heat-sensitive metals
• Heavy polyester cloth backing resists moisture and handles high-pressure grinding and edge work
• 40-grit grade suited for aggressive stock removal and weld seam grinding
• 18 inch x 3 inch size fits common stationary and portable belt grinder configurations

Compatibility

Designed as an OEM-style replacement or standard consumable for belt grinders and sanders accepting 18 inch by 3 inch abrasive belts.

Installation Notes

Installation should be performed by a qualified operator familiar with abrasive belt equipment. Confirm the grinder is powered off and locked out before changing belts. Verify belt tracking and tension per the equipment manufacturer guidelines before resuming operation. Inspect the belt for tears or edge damage before each use and replace immediately if defects are found.

Technical Specifications

• Abrasive Mineral: Alumina Zirconia
• Grit Grade: 40
• Belt Length: 18 inches
• Belt Width: 3 inches
• Backing Material: Heavyweight Polyester Cloth
• Backing Type: Water-Resistant
• Weight: 0.15 pounds
• Unit of Measure: Each
• UPC: 00051111676158

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7010308488