| SKU | 7100406264 |
|---|---|
| Legacy SKU | 60440624355 |
| UPC | 00068060127440 |
| Product Number | 366UZ |
3M Paper Belt 366UZ is constructed with 3M's premium aluminum oxide mineral in closed coat format. It is an anti-static product that resists loading, and is coated on a heavy F-weight paper backing to efficiently sand and finish flat surfaces in woodworking applications.
- Heavy F-weight paper backing provides durability and smooth operation
- Anti-static treatment helps manage dust and loading
- Film media splice provides strong joint and smooth running belt in either direction
- Premium aluminum oxide mineral provides aggressive cut and long abrasive life
- Closed coat provides greater grain density and finer finish on hard woods than open coat abrasives
Product Dimensions |
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Shipping Dimensions |
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| Weight | 11.954 lb |
|---|---|
| Length | 40.37992 in |
| Width | 11.87992 in |
| Height | 8.37992 in |
PRODUCT FAQ
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What materials is the 3M™ Paper Belt 366UZ, P240 F-weight designed to sand?
The 3M™ Paper Belt 366UZ, P240 F-weight is great for sanding wood and solid surface materials. It's widely used in woodworking and furniture finishing because it provides a smooth, consistent finish.
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What does "P240" mean on this belt?
"P240" refers to the grit size of the sanding belt—it’s a fine abrasive that’s perfect for finish sanding or preparing surfaces before final coatings.
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How is the Sine-lok attachment feature helpful?
The Sine-lok attachment makes it super easy and secure to install or change belts on your equipment, which helps save you time during production or maintenance!
The F-weight paper backing is recognized as one of the heaviest and most rigid paper backings available in the abrasives industry. This robust construction provides exceptional stability and support, enabling users to achieve finer surface finishes compared to cloth-backed belts of the same grade. The paper backing not only enhances the smoothness of operation but also contributes to the overall durability and longevity of the belt, making it ideal for demanding sanding and finishing tasks.
Closed Coat Structure for Enhanced PerformanceOn the abrasive side, the belt features a closed coat structure, which means the abrasive grains are densely packed across the surface. This high grain density allows for more efficient material removal and results in a finer, more consistent finish than open coat belts. The closed coat design is particularly effective for applications where a smooth, refined surface is required.
Advanced 3M Dust Management TechnologyThis belt incorporates 3M’s innovative dust management technology, which is engineered to reduce static buildup in dust particles during sanding. By minimizing static, dust is more easily captured and removed when paired with an effective dust collection system. This not only helps maintain a cleaner work environment but also extends the life of the abrasive by preventing dust from clogging the belt.
Film Media Splice for Smooth OperationThe belt ends are joined using a film media splice, a method that utilizes a thin, durable film to create a strong and secure bond. This splice design minimizes the risk of chatter marks and ensures the belt runs smoothly in either direction. The result is consistent, high-quality finishing with reduced vibration and improved belt tracking.
Premium Aluminum Oxide Abrasive3M™ Paper Belt 366UZ is equipped with a premium aluminum oxide abrasive, a mineral highly regarded by industrial professionals for its fast cut-rate and extended service life. Aluminum oxide is a tough, durable abrasive that self-fractures during use, continually exposing fresh, sharp cutting edges. This self-renewing property distinguishes it from traditional abrasives like garnet, which tend to wear down more quickly. Thanks to its hardness, strength, and low heat retention, aluminum oxide is suitable for a wide range of sanding and finishing applications on both wood and metal substrates, including ferrous alloys.
Versatile Belt Sizes for Multiple ApplicationsAbrasive belts are available in a variety of widths and lengths to accommodate different types of belt sanders and a broad spectrum of applications. At 3M, we offer an extensive selection of belts designed to fit nearly any industrial belt sander.
- Wider belts are ideal for dimensioning and sanding large wood panels, smoothing rough-cut edges of metal sheets, or imparting a grain pattern to stainless steel surfaces.
- Medium-width belts are well-suited for edge or portable belt sanders, making them perfect for sanding or blending wood components such as cabinet doors.
With 3M’s comprehensive range of abrasive belts, you can find the right solution for virtually any woodworking or metalworking challenge.


