3M 7010328648 Abrasive Belt 400 Grit 84x4 Inch Silicon Carbide

Product Description

The 3M 7010328648 is a coated abrasive sanding belt designed for metal surface finishing and final cosmetic polish applications. Built on a heavy YF-weight polyester cloth backing with closed coat construction, it delivers high grain density for aggressive material removal and a fine surface finish. The silicon carbide abrasive mineral combined with cork particles provides both cutting action and controlled finishing in a single belt. At 84 inches long and 4 inches wide with a 400 grit rating, this belt is well suited for stationary belt grinders and wide-contact finishing machines used in fabrication and metalworking shops.

This belt is used in applications requiring a refined surface finish on metal, particularly stainless steel where a specific directional or cosmetic appearance is required. The flexible polyester backing conforms to contoured workpieces, maintaining consistent contact across irregular surfaces. Its waterproof construction allows for wet or dry use and simplifies cleanup between passes. Fabricators, metalworkers, and finishing technicians working in light manufacturing and custom fabrication environments are the primary users of this belt.

Key Features

• YF-weight polyester cloth backing provides durability under continuous sanding loads
• Silicon carbide mineral and cork particles deliver aggressive cut with fine surface finish results
• Closed coat construction increases grain density for consistent finishing on hard metal surfaces
• Resin bond system resists heat-related deterioration, extending belt service life
• Flexible backing conforms to contoured and irregular part geometries
• Waterproof material supports wet sanding and easy debris removal

Compatibility

Designed for use on stationary belt grinders and finishing machines accepting 84 inch by 4 inch abrasive belts. Suited for metal surface preparation and cosmetic finishing, including achieving the characteristic finish on stainless steel.

Installation Notes

Installation is performed by qualified machine operators or finishing technicians familiar with belt grinder equipment. Ensure the machine is fully powered down and de-energized before changing the belt. Confirm belt tracking alignment before resuming operation. Always use appropriate eye protection and respiratory protection when operating abrasive belt equipment.

Technical Specifications

• Grit: 400
• Belt Length: 84 inches
• Belt Width: 4 inches
• Abrasive Mineral: Silicon Carbide with Cork Particles
• Backing Material: YF-Weight Polyester Cloth
• Coat Type: Closed Coat
• Bond Type: Resin
• Construction: Waterproof
• Weight: 0.74 pounds
• Unit of Measure: Each

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7010328648