3M 7000120023 Sanding Disc 8 Inch 40 Grit Ceramic Ao

Product Description

The 3M 7000120023 is a ceramic aluminum oxide abrasive sanding disc engineered for aggressive material removal in automotive body repair applications. Available in an 8-inch diameter with 40-grit abrasive, this disc blends ceramic and aluminum oxide minerals to deliver a fast cut rate, extended abrasive life, and strong resistance to loading. The Stikita pressure-sensitive adhesive backing allows for quick attachment and removal on dual-action orbital sanders. Auto body technicians and collision repair professionals reach for this disc when speed and durability matter on production work.

This disc is designed for automotive power sanding on metal, plastic, and fiberglass surfaces. Common applications include stripping paint down to bare metal, removing rust, cleaning up welds, and shaping or finishing body filler and resin. The 40-grit cut level makes it well suited for Stage 1 material removal tasks in a structured body repair workflow. It is sold in pack quantities with a minimum order of 10 units.

Key Features

• 8-inch diameter with 40-grit ceramic aluminum oxide abrasive for aggressive stock removal
• Blended mineral construction resists loading and extends disc life under continuous use
• Stikita adhesive backing attaches securely to dual-action orbital sanders and releases cleanly
• Effective on metal, plastic, and fiberglass substrates
• Suited for paint stripping, rust removal, weld cleanup, and body filler shaping
• Designed for Stage 1 material removal in structured automotive body repair processes

Compatibility

Designed for use with dual-action orbital sanders that accept 8-inch hook-and-loop or pressure-sensitive adhesive abrasive discs in automotive body repair applications.

Installation Notes

This disc is installed by a collision repair technician or auto body professional. Before mounting, confirm the sander backing pad is clean and free of debris to ensure full adhesive contact. Do not exceed the sander's rated RPM for the disc diameter in use. Worn or contaminated discs should be replaced promptly to avoid heat buildup and surface damage.

Technical Specifications

• Diameter: 8 inches
• Grit: 40
• Abrasive Type: Ceramic Aluminum Oxide
• Backing Type: Stikita Pressure-Sensitive Adhesive
• Unit of Measure: Pack
• Minimum Order Quantity: 10
• Package Length: 10.21 inches
• Package Width: 9.38 inches
• Package Height: 3.95 inches
• Weight: 4.75 pounds
• UPC: 051131315506

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7000120023