Dynabrade 90633 Dynacut Sanding Belt 120 Grit 3x7-3/8 in

Product Description

The DYNABRADE 90633 DynaCut Sanding Belt is an industrial-grade abrasive belt engineered for high-performance material removal and surface preparation. Built with Alumina Zirconia grain, it delivers a self-sharpening cutting action that maintains consistent stock removal and resists premature loading under heavy-duty conditions. Measuring 3 inches wide by 7-3/8 inches long and rated at 120 grit, this belt is suited for intermediate grinding and finishing stages where a controlled, repeatable surface texture is required. Licensed metalworking professionals and fabrication teams rely on it for demanding deburring, blending, and surface prep work.

This belt is designed for use in metalworking, fabrication, and industrial maintenance environments. It performs well on stainless steel, high-tensile alloys, and other tough materials where aggressive stock removal is needed without sacrificing surface finish consistency. The 120-grit rating places it in the intermediate range, making it appropriate for transitional steps between coarse stock removal and fine finishing. Typical install scenarios include handheld and benchtop belt sanders used in fabrication shops and maintenance operations.

Key Features

• Alumina Zirconia grain provides self-sharpening action for consistent cut throughout belt life
• 120-grit rating delivers reliable intermediate grinding and surface blending results
• Engineered for heat resistance to minimize workpiece discoloration and extend belt service life
• Resists premature loading during heavy-duty applications on tough materials
• Aggressive stock removal on stainless steel and high-tensile alloys
• 3 inches x 7-3/8 inches dimensions fit standard belt sander configurations

Compatibility

Designed as an OEM-style replacement abrasive belt for belt sanders and grinders accepting a 3-inch by 7-3/8-inch belt, commonly used in metalworking and fabrication applications.

Installation Notes

Installation is performed by metalworking professionals and maintenance technicians. Always power down and disconnect the belt sander or grinder before changing the abrasive belt. Inspect the drive rollers and platen for wear or debris before mounting a new belt, and confirm belt tracking before returning the tool to service. Follow the tool manufacturer guidelines and applicable workplace safety standards when operating abrasive equipment.

Technical Specifications

• Width: 3 inches
• Length: 7-3/8 inches
• Grit: 120
• Abrasive Material: Alumina Zirconia

Standard Information

• Brand: DYNABRADE
• Manufacturer Part Number: 90633