3M 7000120313 Abrasive Belt 24x1/2 Inch Aluminum Oxide

Product Description

The 3M 7000120313 is a Trizact 237AA abrasive belt engineered for intermediate finishing and fine polishing applications in metalworking and fabrication environments. It uses 3M microreplication technology, where micron-graded aluminum oxide particles are formed into three-dimensional pyramids and bonded to an X-weight cloth backing. As the pyramids wear during use, fresh, sharp abrasive mineral is continuously exposed, delivering a consistent cut rate and a predictable, fine surface finish throughout the belt's service life. At 24 inches long and 1/2 inch wide, this belt is sized for narrow-contact and file-belt grinding tools used by machinists, fabricators, and finishing technicians.

This belt is suited for intermediate finishing and fine polishing on metal components prior to plating, buffing, or coating operations. The flexible cloth backing conforms to contoured surfaces, making it effective on irregular profiles and complex geometries. Its consistent, repeatable finish characteristics also make it well suited for robotic and automated belt grinding applications where uniformity across large production runs is critical.

Key Features

• Microreplication technology forms aluminum oxide into self-sharpening pyramids that expose fresh mineral as they wear
• Runs cooler than conventional abrasives, reducing heat buildup on workpieces
• X-weight cloth backing provides flexibility for finishing over contours and irregular surfaces
• Produces finer, more consistent finishes than electrostatically coated conventional abrasives
• Three-dimensional abrasive structure maintains uniformity throughout belt life, ideal for robotic applications
• Suited for pre-plate and pre-buff finishing sequences in metalworking workflows

Compatibility

Designed for use on narrow-contact and file-belt abrasive machines accepting a 24-inch length by 1/2-inch width belt configuration. Verify machine belt-path geometry and contact wheel hardness before installation.

Installation Notes

Installation should be performed by a qualified machinist or finishing technician. Disconnect and lock out power to the belt grinder before changing belts. Verify belt tracking adjustment after installation and run the machine briefly without contact to confirm proper seating. Follow ANSI B11 machine guarding standards applicable to abrasive belt equipment.

Technical Specifications

• Belt Length: 24 inches
• Belt Width: 1/2 inch
• Abrasive Mineral: Aluminum Oxide (microreplication)
• Backing Material: X-weight cloth
• Color: Gray
• Unit of Measure: Each
• Weight: 0.02 pounds
• UPC: 00051111693650

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7000120313