3M™ Cloth Belt 384F, 120+ XF-weight, 6 in x 48 in, Film-lok, Single-flex, 5 ea/Case, Special Packaging

$18.88 / Each

SKU	7100406016
Legacy SKU	60440624173
UPC	00068060126726
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	2.902 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 120+ grit, which is ideal for medium to fine finishing work. XF-weight refers to the backing material thickness – it's a heavier, more durable cloth backing that provides excellent flexibility and resists tearing, making it perfect for demanding applications.
What are the dimensions of this cloth belt and will it fit my sander?

This belt measures 6 inches wide by 48 inches long, which is a standard size that fits many stationary and portable sanders. I'd recommend checking your equipment's specifications to confirm compatibility, but this is one of the most common sizes we offer.
What does Film-lok mean and why does Single-flex matter?

Film-lok is 3M's advanced adhesive system that bonds the abrasive material securely to the cloth backing, providing excellent durability and tear resistance during use. Single-flex means the belt has flexibility in one direction, which allows it to conform better to curved or contoured surfaces while maintaining stability.
Why does this come in special packaging with 5 belts per case?

The special packaging is designed to protect the belts from damage during shipping and storage, keeping them in optimal condition when they arrive. The 5-belt quantity per case is a convenient size for most users – enough to complete multiple projects without excessive inventory.

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 fast-cutting aluminum oxide abrasive grains that are securely resin-bonded to a robust XF-weight polyester cloth backing. This specialized construction delivers the sustained cutting action and extended operational life that industrial professionals require when tackling demanding metalworking tasks. The closed coat design ensures a uniform, refined surface finish while simultaneously enabling the creation of specific grain patterns. Additionally, the waterproof backing material makes this abrasive belt equally effective for both wet and dry working conditions, providing versatility across various operational environments.

Fast-Cutting Grain with Durable Construction

Aluminum oxide mineral stands out as the preferred abrasive choice among experienced industrial professionals due to its superior cutting efficiency, exceptional durability, and remarkable longevity in demanding applications. This versatile abrasive material performs effectively across an extensive range of substrates in both woodworking and metalworking operations, making it particularly valuable for processing ferrous alloys. As the most extensively utilized industrial abrasive worldwide, aluminum oxide demonstrates proven reliability in professional settings. The abrasive particles are permanently affixed to the cloth backing through a specialized resin bonding process, establishing a formidable connection capable of enduring extreme heat and mechanical pressure. These combined characteristics position the 3M Cloth Belt 384F as an ideal solution for specialized applications including weld seam grinding, weld bead removal, burr elimination, and comprehensive surface finishing work.

3M Engineered for Optimal Performance

With more than a century of expertise in abrasive belt manufacturing and development, 3M has established itself as a trusted leader serving the metalworking and woodworking sectors. The company maintains an extensive portfolio of premium abrasive products specifically designed to address the most challenging industrial requirements. The engineering team behind the 3M Cloth Belt 384F incorporated innovations that enhance both cutting speed and material durability, ensuring exceptional results on general-purpose sanding and grinding operations. This product exemplifies how 3M's commitment to scientific advancement consistently produces superior solutions that advance industrial productivity and operational efficiency.

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