3M 7100191884 Abrasive Belt P320 Grit Silicon Carbide

Product Description

The 3M 7100191884 is a silicon carbide abrasive belt designed for sanding and finishing flat surfaces in woodworking applications. Built on an F-weight paper backing with a semi-closed coat construction, this belt delivers controlled material removal and fine surface finishes. At 128 inches long and 54 inches wide, it is suited for wide-format stationary belt sanders used in cabinet shops, millwork facilities, and furniture manufacturing. F-weight paper is among the heaviest paper backings available, providing rigidity and durability through extended runs. The P320 grit rating positions this belt for finish sanding stages where surface quality is the priority.

This belt is intended for woodworking environments that require consistent, fine finishes on flat panel surfaces. It performs in both production and finish sanding passes. The semi-closed coat construction reduces loading compared to closed coat abrasives while still achieving finer finishes than open coat alternatives. An anti-static treatment helps manage airborne dust and minimize abrasive loading during use. The sine wave splice reduces hinging at the joint, resists fatigue, and limits chatter marks on finished surfaces. Installers and operators working with wide-belt sanding equipment will find this belt compatible with standard tracking and tensioning systems on stationary machinery.

Key Features

• Silicon carbide mineral produces finer finishes than aluminum oxide abrasives at the same grit
• F-weight full-flex paper backing provides durability and smooth operation in either belt direction
• Semi-closed coat construction balances finish quality with resistance to loading
• Anti-static treatment reduces dust buildup and extends belt life
• Sine wave splice minimizes chatter marks and resists fatigue at the joint

Compatibility

Designed for use on wide-format stationary belt sanders that accept 128-inch by 54-inch abrasive belts in woodworking and flat-surface finishing applications.

Installation Notes

Belt installation should be performed by a qualified operator following the sander manufacturer's guidelines for belt tracking and tension. Power down and lock out the machine before mounting or removing the belt. Confirm belt travel direction arrow aligns with the machine's drive direction before startup. Inspect the splice and belt edges for damage before each use.

Technical Specifications

• Belt Length: 128 inches
• Belt Width: 54 inches
• Grit: P320
• Abrasive Mineral: Silicon Carbide
• Backing: F-Weight Paper
• Coat Type: Semi-Closed
• Weight: 25.076 pounds
• UOM: Each
• Minimum Order Quantity: 5
• UPC: 638060392077

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7100191884