3M 7010325921 Abrasive Belt 72x1.5 Inch Ao Cloth Gray

Product Description

The 3M 7010325921 is a Trizact 237AA coated abrasive belt designed for intermediate finishing and fine polishing in industrial metalworking applications. It uses 3M microreplication technology in which micron-graded aluminum oxide particles are formed into uniform three-dimensional pyramids and bonded to an X-weight cloth backing. As the abrasive pyramids wear during use, fresh, sharp mineral is continuously exposed, producing a consistent cut rate and a predictable fine finish throughout the life of the belt. The belt measures 72 inches in length and 1.5 inches in width and is suited for automated, robotic, and hand-finishing operations.

This belt is used in metal fabrication, aerospace component finishing, and general industrial grinding where a controlled, repeatable surface finish is required before plating, buffing, or final coating. The flexible cloth backing conforms to contoured workpiece geometries, making it effective on curved or irregular surfaces. Its three-dimensional abrasive structure delivers very consistent finishes in robotic finishing lines where predictable performance across belt life is critical. It is typically installed and used by metalworking professionals, fabricators, and industrial finishing technicians.

Key Features

• Microreplication technology forms aluminum oxide into uniform pyramids for consistent cut and finish
• Self-sharpening pyramid structure continuously exposes fresh abrasive mineral as the belt wears
• Runs cooler than conventional abrasives, reducing heat buildup on workpiece surfaces
• X-weight cloth backing provides flexibility for finishing over contoured and irregular surfaces
• Produces finer finishes than conventional electrostatically coated abrasive belts
• Suited for robotic applications requiring predictable, repeatable finish results across belt life

Compatibility

Designed as an OEM-style replacement or standard consumable for belt grinders, finishing machines, and abrasive belt systems that accept 72-inch by 1.5-inch belts in industrial metalworking and fabrication environments.

Installation Notes

Installation is performed by metalworking technicians or machine operators following the equipment manufacturer's belt-change procedure. Power down and lock out the finishing machine before removing the worn belt and installing the new one. Verify belt tracking and tension per the machine manufacturer's specifications before resuming operation. Inspect the contact wheel or platen for wear or damage that could affect belt performance or life.

Technical Specifications

• Abrasive Mineral: Aluminum Oxide (AO)
• Belt Length: 72 inches
• Belt Width: 1.5 inches
• Backing Material: X-weight cloth
• Color: Gray
• Unit of Measure: Each
• Weight: 0.37 pounds
• UPC: 00051125230308

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7010325921