3M 7010325947 Trizact 237AA Belt 72x2 Inch Ao Cloth

Product Description

The 3M 7010325947 is a Trizact 237AA coated abrasive belt designed for precision intermediate finishing and fine polishing on metal workpieces. It uses 3M microreplication technology in which micron-graded aluminum oxide particles are formed into three-dimensional pyramids and bonded to an X-weight cloth backing. As the surface pyramids wear during use, fresh, sharp mineral is continuously exposed. This self-regenerating structure produces a consistent cut rate and predictable finish quality from the first pass to the last, making it well-suited for high-volume or robotic grinding and finishing operations.

This belt measures 72 inches in length and 2 inches in width and is intended for use on metal finishing lines, cylindrical grinding, and contour polishing applications. The flexible cloth backing allows the belt to conform to curved and irregular surfaces without loading or glazing. It is typically used in the finishing stages of a progression prior to plating, buffing, or final surface treatment. Installation is performed by maintenance technicians and metal finishing operators on standard belt grinders and file belt machines.

Key Features

• Microreplication technology forms aluminum oxide mineral into uniform pyramidal structures for consistent, repeatable finishes
• Self-sharpening pyramid design exposes fresh mineral as the belt wears, maintaining cut rate throughout belt life
• Runs cooler than conventional abrasives, reducing heat buildup and workpiece distortion risk
• Flexible X-weight cloth backing conforms to contours for uniform finish on curved surfaces
• Produces finer finishes than conventionally electrostatically coated abrasive belts
• Three-dimensional abrasive structure delivers consistent performance in robotic and automated finishing applications

Compatibility

Designed for use on standard belt grinders and file belt machines that accept 72-inch by 2-inch abrasive belts. Suitable for intermediate finishing and fine polishing of metal workpieces prior to plating or buffing operations.

Installation Notes

Belt installation should be performed by qualified operators following the machine manufacturer's guidelines for belt tensioning and tracking. Power down and lock out the machine before changing belts. Inspect the contact wheel, platen, and idler for wear or damage before mounting a new belt. Follow applicable workplace safety standards and wear appropriate PPE including eye protection and gloves during belt changes.

Technical Specifications

• Belt Length: 72 inches
• Belt Width: 2 inches
• Abrasive Mineral: Aluminum Oxide
• Backing Material: X-Weight Cloth
• Abrasive Structure: Microreplication (Trizact pyramid)
• Color: Gray
• Weight: 0.2 pounds
• Unit of Measure: Each

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7010325947