3M™ Cloth Belt 384F, 60+ XF-weight, 6 in x 48 in, Film-lok, Single-flex, 5 ea/Case, Special Packaging

$20.47 / Each

SKU	7100405761
Legacy SKU	60440624215
UPC	00068060126764
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	3.607 lb
Length	13.75 in
Width	11.31299 in
Height	6.6248 in

PRODUCT FAQ

What grit level is the 3M™ Cloth Belt 384F and what does XF-weight mean?

The 3M™ Cloth Belt 384F comes in 60+ grit, which is ideal for medium to fine finishing work. XF-weight refers to the backing material—it's an extra-flexible cloth that allows the belt to conform easily to curved surfaces and provides excellent durability during extended use.
What are the dimensions of this cloth belt, and will it fit my standard equipment?

This belt measures 6 inches wide by 48 inches long, which is a standard size that works with most industrial sanders and belt grinders. I'd recommend checking your equipment's specifications to confirm compatibility, but this is one of our most commonly used sizes.
What is Film-lok, and how does it benefit my sanding operation?

Film-lok is 3M's advanced adhesive backing system that provides excellent edge durability and a stronger bond between the abrasive coating and the cloth backing. This means your belts will last longer, resist edge wear, and perform more consistently throughout their life.
How many belts come in each case, and what does "Single-flex" mean?

Each case contains 5 belts, making it convenient for maintaining your inventory. Single-flex means the belt is engineered to flex in one direction, which provides optimal performance and stability during sanding while reducing unnecessary flexing that could cause premature wear.

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 is engineered with rapidly-cutting aluminum oxide abrasive particles that are firmly bonded using resin to a robust XF-weight polyester cloth substrate. This composition delivers sustained cutting action and extended service life, making it particularly well-suited for demanding metalworking operations that require both efficiency and longevity. The closed coat construction ensures a uniform, refined surface finish and enables the creation of controlled grain patterns on workpieces. Additionally, the waterproof backing material allows for seamless operation in both wet and dry processing environments, providing versatility across various industrial settings.

Fast-Cutting Grain with Durable Construction

Aluminum oxide is widely recognized throughout the industrial sector as a premium abrasive mineral, valued for its superior cutting efficiency, exceptional durability, and extended operational lifespan. This material demonstrates remarkable versatility and can be effectively applied to numerous substrates across both woodworking and metalworking disciplines, including ferrous metal alloys and other challenging materials. As the predominant abrasive mineral utilized in industrial applications worldwide, aluminum oxide has proven its reliability across generations of manufacturing operations. The abrasive particles are securely fastened to the cloth backing through a resin adhesive system, establishing a resilient bond capable of enduring extreme temperatures and substantial mechanical pressure. These performance characteristics render the belt particularly effective for specialized applications such as gate grinding, weld bead removal, edge deburring, and final finishing processes.

3M Engineered for Optimal Performance

3M's abrasive specialists possess comprehensive expertise in cloth belt design and construction methodology. Having served the metalworking and woodworking sectors for more than a century, 3M has established itself as a preeminent supplier of abrasive technologies and solutions. The company maintains an extensive portfolio of premium-quality abrasive products specifically formulated to address the most demanding industrial challenges and applications. The 3M Cloth Belt 384F represents the culmination of meticulous engineering refinement, featuring enhanced cutting capability and improved durability characteristics to deliver exceptional results in general-purpose sanding and grinding tasks. This product exemplifies how 3M's commitment to scientific advancement translates into superior, performance-driven solutions for complex industrial manufacturing requirements.

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