3M 7000120312 Abrasive Belt 18x0.5 Inch Ao Cloth

Product Description

The 3M 7000120312 is a Trizact 237AA coated abrasive belt designed for intermediate finishing and fine polishing operations. It uses 3M microreplication technology, where micron-graded aluminum oxide particles are formed into precision pyramids and bonded to an X-weight cloth backing. As the pyramids wear down during use, fresh, sharp mineral is continuously exposed. This self-renewing cut delivers a consistent surface finish and predictable material removal rate throughout the life of the belt. At 18 inches long and 1/2 inch wide, it fits standard narrow-belt finishing machines used in metal fabrication and surface preparation workflows.

This belt is suited for intermediate finishing and fine polishing on metal components prior to plating or buffing. The flexible cloth backing conforms to contoured surfaces, making it effective on irregular profiles and complex geometries. Its three-dimensional abrasive structure produces finer, more consistent finishes than conventional electrostatically coated abrasives. The design is particularly well-suited to robotic and automated finishing applications where repeatable surface quality is required across high production volumes.

Key Features

• Microreplication technology forms aluminum oxide into self-sharpening abrasive pyramids
• Pyramids wear to expose fresh mineral, maintaining consistent cut rate and finish quality
• Runs cooler than conventional abrasives, reducing heat buildup on workpiece surfaces
• Flexible X-weight cloth backing conforms to contoured and irregular surfaces
• Three-dimensional structure delivers repeatable finishes in robotic and automated applications
• Produces finer finishes than conventional electrostatically coated abrasive belts

Compatibility

Designed as an OEM-style replacement or direct-fit abrasive belt for standard narrow-belt finishing and polishing machines accepting an 18-inch by 1/2-inch belt.

Installation Notes

Belt installation and replacement should be performed by qualified grinding and finishing equipment operators following the machine manufacturer's guidelines. Disengage and lock out the machine from its power source before changing belts. Verify belt tracking and tension after installation and before resuming operation. Always wear appropriate PPE, including eye protection and gloves, when handling abrasive belts.

Technical Specifications

• Belt Length: 18 inches
• Belt Width: 0.5 inches
• Abrasive Mineral: Aluminum Oxide
• Backing Material: X-Weight Cloth
• Color: Gray
• Weight: 0.01 pounds
• UOM: Each

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7000120312