3M™ Cloth Belt 384F, 180+ XF-weight, 2 in x 72 in, Film-lok, Single-flex, 5 ea/Case, Special Packaging

$8.07 / Each

SKU	7100405895
Legacy SKU	60440624090
UPC	00068060126641
Catalog Number	384F
Product Number	384F

3M Cloth Belt 384F is a general-purpose aluminum oxide cloth-backed belt recommended for metal deburring, general metalworking, and some woodworking applications. It is optimized for use on mild steel and carbon steel, and is also effective on softer metals like aluminum, bronze and brass.

General purpose belt delivers consistent, reliable performance on a wide range of substrates
Polyester waterproof backing holds up for wet and dry applications
XF-weight cloth backing withstands grinding and heavy sanding
Resin bond withstands high heat and pressure
Aluminum oxide abrasive mineral offers reliable performance and performs well on many substrates
Suitable for use on a backstand or benchtop belt sander and for stroke sanding, portable belt grinding, and wide belt grinding and finishing

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High-Quality Cloth Belt Materials

Durable

Versatile

Multi-Functional

Product Dimensions	Imperial	Metric
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Shipping Dimensions
Weight	1.5 lb
Length	13.8748 in
Width	13.8748 in
Height	2.3748 in

PRODUCT FAQ

What is the grit rating of the 3M™ Cloth Belt 384F, and what does that mean for my application?

The 3M™ Cloth Belt 384F features 180+ XF-weight grit, which means it's a fine abrasive ideal for finishing, smoothing, and light stock removal on wood, metal, and composite materials. The "180+" designation indicates it will produce a smooth surface finish on your workpiece.
What are the dimensions of this belt, and will it fit my machine?

This belt measures 2 inches wide by 72 inches long, making it compatible with most standard portable and stationary belt sanders. Before purchasing, we recommend checking your equipment's specifications to ensure it accepts 2" x 72" belts.
What does "Film-lok" mean, and why is it important?

Film-lok is 3M's proprietary coating technology that helps the abrasive particles adhere more securely to the cloth backing, resulting in longer belt life and better performance. This means you'll get more value from each belt and experience fewer particle drop-offs during use.
Why would I choose Single-flex over other backing options?

Single-flex backing provides excellent conformability to curved and contoured surfaces while maintaining durability for general-purpose sanding. It's the ideal choice if you need flexibility without sacrificing performance on a variety of sanding tasks.

For industrial/occupational use only. Not for consumer sale or use.

3M industrial and occupational products are intended, labeled, and packaged for sale to trained industrial and occupational customers for workplace use. Unless specifically stated otherwise on the applicable product packaging or literature, these products are not intended, labeled, or packaged for sale to or use by consumers (e.g., for home, personal, primary or secondary school, recreational/sporting, or other uses not described in the applicable product packaging or literature), and must be selected and used in compliance with applicable health and safety regulations and standards (e.g., U.S. OSHA, ANSI), as well as all product literature, user instructions, warnings, and other limitations, and the user must take any action required under any recall, field action, or other product use notice. Misuse of 3M industrial and occupational products may result in injury, sickness, death, or property damage. For help with product selection and use, consult your on-site safety professional, industrial hygienist, or other subject matter expert.

```html Consistent, Reliable Performance

The 3M Cloth Belt 384F represents a sophisticated abrasive solution engineered for demanding metalworking operations. This product features fast-cutting aluminum oxide abrasive particles that are securely bonded to a robust XF-weight polyester cloth backing. This construction delivers sustained cutting performance and extended service life, making it particularly well-suited for aggressive metalworking tasks that require both efficiency and durability. The closed coat abrasive pattern ensures a uniform, refined surface finish while also enabling the creation of controlled grain patterns on workpieces. The waterproof backing design expands the belt's versatility, allowing it to perform effectively in both wet and dry working environments.

Fast-Cutting Grain with Durable Construction

Aluminum oxide is recognized throughout industrial manufacturing as a premium abrasive material, valued for its exceptional cutting efficiency, outstanding durability, and extended operational lifespan. This mineral is remarkably versatile and can be applied to numerous substrate materials across both woodworking and metalworking disciplines, with particular effectiveness on ferrous metal alloys. Due to these characteristics, aluminum oxide has become the most widely utilized industrial abrasive in professional settings. Within the 3M Cloth Belt 384F, the abrasive particles are firmly attached to the cloth substrate using advanced resin bonding technology. This adhesive method creates an exceptionally strong connection capable of withstanding extreme temperatures and intense pressure during operation. These performance characteristics make the belt especially valuable for specialized applications including:

Gate grinding operations
Weld removal and cleanup
Deburring processes
Metal surface finishing

3M Engineered for Optimal Performance

3M's abrasive engineering expertise is grounded in more than a century of innovation and industry leadership. Since its inception, 3M has maintained a commanding position as a trusted abrasive supplier for both metalworking and woodworking sectors. The company provides an extensive portfolio of high-performance abrasive products specifically designed to address the most demanding industrial challenges. The 3M Cloth Belt 384F exemplifies this commitment to excellence, as it was meticulously developed by 3M engineers to deliver enhanced cutting capability and superior durability specifically for general-purpose sanding and grinding tasks. This product demonstrates how 3M's commitment to scientific advancement translates into practical, high-performing solutions that solve real industrial challenges.

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