3M 7010298837 Microfinishing Film Sheet 80 Micron

Product Description

The 3M 7010298837 is a precision microfinishing film sheet engineered for controlled, repeatable surface finishing in trade and industrial applications. Built on a durable polyester film backing, it uses micron-graded silicon carbide abrasive to deliver consistent cut rates and predictable surface finishes. At 80 micron grit, this sheet is suited for intermediate to fine finishing stages where dimensional accuracy and surface quality are critical. The large sheet format at 17.75 inches x 52 inches supports both hand lapping and machine-based finishing operations. Machinists, tool and die technicians, and precision finishing specialists are the primary users of this product.

This microfinishing film sheet is used in applications requiring tight surface finish tolerances, including bearing surfaces, precision tooling, mold finishing, and fine metalworking. The silicon carbide mineral cuts hard substrates efficiently and releases cleanly, making it well suited for ferrous and non-ferrous metals as well as ceramics. The film backing resists tearing and conforms minimally, maintaining a flat cutting surface that is important when working to close tolerances on flat or near-flat workpieces.

Key Features

• 80 micron silicon carbide abrasive for consistent intermediate to fine surface finishing
• Polyester film backing provides dimensional stability and tear resistance
• Large 17.75 inch x 52 inch sheet format supports hand lapping and machine finishing setups
• Micron-graded construction delivers repeatable, predictable surface finish results
• Compatible with wet or dry finishing processes

Compatibility

Designed as an OEM-style replacement microfinishing sheet for use in precision hand lapping, machine finishing, and surface preparation applications where micron-graded silicon carbide abrasive film is specified.

Installation Notes

Installation and use of microfinishing film sheets should follow applicable shop safety procedures, including the use of appropriate personal protective equipment such as gloves and eye protection. Ensure the workpiece and backing surface are clean and free of debris before applying the sheet to prevent uneven wear or surface contamination. Sheets should be stored flat and away from moisture to maintain backing integrity and abrasive performance.

Technical Specifications

• Abrasive Mineral: Silicon Carbide
• Grit Grade: 80 Micron
• Sheet Length: 52 inches
• Sheet Width: 17.75 inches
• Backing Type: Film (Type E)
• Unit of Measure: Each
• Minimum Order Quantity: 20
• UPC: 00051111561805

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7010298837