3M 7100213276 Abrasive Cloth Belt 100 Grit 4x91 Inch

Product Description

The 3M 7100213276 is a heavyweight cloth abrasive belt designed for demanding sanding operations in woodworking environments. Built on the 370DZ platform, it uses a premium-grade aluminum oxide mineral in an open-coat construction to deliver consistent cut rates and extended abrasive life. The resin bond system is formulated to withstand the high heat and pressure generated during wide belt and edge sanding passes. At 100 grit, this belt bridges rough material removal and intermediate finishing stages. Licensed contractors, cabinet shop operators, and millwork professionals rely on this belt for high-throughput sanding cycles where loading and premature wear are common problems.

This belt is sized at 4 inches by 91 inches, making it a standard fit for wide belt sanders and edge sanders used in residential and commercial millwork production. The open-coat construction and anti-static treatment reduce mineral loading, which is especially valuable when processing resinous woods such as pine. The washable cloth backing extends service intervals when sanding pitch-heavy stock by allowing periodic cleaning to restore cut performance. It is sold in a minimum quantity of 50 units per order.

Key Features

• Premium aluminum oxide mineral provides improved cut rate and longer abrasive life compared to standard-grade minerals
• Open-coat construction with anti-static treatment minimizes loading during woodworking applications
• Heavyweight cloth backing withstands the mechanical stress of wide belt and edge sanding at coarser grits
• Washable backing allows cleaning when sanding resinous or pitch-heavy woods such as pine
• Resin bond system resists heat and pressure for extended service life in high-cycle production environments

Compatibility

Designed for use on wide belt sanders and edge sanders that accept 4-inch by 91-inch abrasive belts, commonly found in woodworking shops, millwork facilities, and cabinet production lines.

Installation Notes

Belt installation should be performed by a qualified operator with the sander powered down and locked out per applicable OSHA lockout/tagout procedures. Verify belt tracking alignment and tension before resuming operation. Inspect the belt for tears or edge damage prior to each use. Follow the sander manufacturer guidelines for proper belt tension and tracking adjustment.

Technical Specifications

• Grit: 100
• Belt Length: 91 inches
• Belt Width: 4 inches
• Abrasive Mineral: Aluminum Oxide (AO)
• Coat Type: Open Coat
• Backing Material: Heavyweight Cloth
• Bond Type: Resin
• Color: Brown
• Weight: 27.038 pounds
• Unit of Measure: Each
• Minimum Order Quantity: 50

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7100213276