3M 7100188961 Abrasive Belt 148x3.5 Inch P80 Silicon Carbide

Product Description

The 3M 7100188961 is a silicon carbide abrasive cloth belt designed for grinding, blending, deburring, and finishing operations on metal surfaces. Measuring 148 inches in length and 3.5 inches in width with a P80 grit rating, this belt delivers aggressive stock removal while producing a consistent surface finish throughout its service life. The abrasive mineral is bonded to a tough polyester cloth backing using a heat-resistant resin system, allowing the belt to hold up under sustained pressure, elevated heat, and wet conditions. It is installed and used by metalworking professionals and fabrication shops on backstand grinders and similar equipment.

This belt is suited for both heavy-duty grinding and fine finishing applications on all metals, including ferrous and non-ferrous materials. The silicon carbide mineral fractures consistently during use, continually exposing fresh cutting edges to maintain finish quality across the full life of the belt. Its water-resistant backing makes it appropriate for wet or dry use, giving technicians flexibility across a range of surface preparation and finishing tasks in shop and industrial environments.

Key Features

• Silicon carbide abrasive cuts faster than aluminum oxide and maintains consistent finish quality
• P80 grit rating suited for aggressive stock removal and intermediate finishing
• Heat-resistant resin bond holds abrasive securely under pressure, heat, and water exposure
• Tough, water-resistant polyester cloth backing supports wet or dry applications without tearing or nicking
• Flexible cloth construction conforms to workpiece surfaces on backstand grinders
• Suitable for grinding, blending, deburring, and finishing on all metals

Compatibility

Designed for use on backstands and similar belt grinding and finishing equipment that accepts 148 inch by 3.5 inch abrasive belts.

Installation Notes

Installation is performed by qualified shop personnel or metalworking technicians familiar with abrasive belt equipment. Ensure the grinder is fully powered down and the belt tension is released before removing or installing a belt. Verify belt tracking alignment before resuming operation, and confirm the belt arrow direction matches the direction of travel on the machine. Follow all applicable ANSI safety standards for abrasive belt equipment during setup and use.

Technical Specifications

• Belt Length: 148 inches
• Belt Width: 3.5 inches
• Grit: P80
• Abrasive Material: Silicon Carbide
• Backing Type: Polyester Cloth
• Bond Type: Resin
• Application: Wet or Dry
• Weight: 21.24 pounds
• UPC: 638060062734

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7100188961