| SKU | 7100422580 |
|---|---|
| Legacy SKU | 70009217582 |
| UPC | 00638060852989 |
| Catalog Number | 31579-8 |
| Product Number | 31579-8 |
3M Blue Sandpaper 31579-8, 3 2/3 in X 9 in, 400 G, 8 Sheet/Pack, 20 Pack/Case
- REMOVE RUST AND SAND AUTO SURFACE TO BARE METAL - EMERY CLOTH is great for removing rust and deburr metal surfaces
- CUTS 50% FASTER - Coarse BLUE ceramic mineral blend cuts 50% FASTER than conventional 3M sandpaper
- WORK SMARTER, NOT HARDER - Microreplicated grains wear evenly allowing you to get more work done with less sheets
- CLOG RESISTANT SHEETS - Unique 3M mineral blend resists clogging and loading meaning less dust removal
- SUPER STRONG ABRASIVE - 3M's minerals make a tough abrasive that self-fractures to expose new edges which allows for high durability
- PERFECT TO USE WITH BONDO® BODY FILLER - When used with Bondo® body filler, 3M's sharp minerals provide a refined finish for a great looking auto body repair project
Product Dimensions |
Imperial | Metric |
| Weight | 0.172 lbs | |
|---|---|---|
| Width | 4-1/8 in | |
| Length | 1/8 in | |
| Height | 10-1/8 in |
Shipping Dimensions |
|
| Weight | 3.675 lb |
|---|---|
| Length | 6.75 in |
| Width | 4.6248 in |
| Height | 11 in |
| Color | Blue |
|---|
PRODUCT FAQ
-
What grit is included in this pack of 3M Blue Sandpaper?
This product comes with 400 grit sandpaper, which is ideal for fine sanding and finishing work on wood, metal, and other surfaces.
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How many sheets of sandpaper will I receive if I order one case?
You'll receive 160 sheets total—that's 8 sheets per pack multiplied by 20 packs in each case, giving you plenty of material for your projects.
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What are the dimensions of each sheet of 3M Blue Sandpaper?
Each sheet measures 3 2/3 inches by 9 inches, making them perfect for use with standard orbital sanders and hand sanding applications.
3M has once again transformed the automotive refinishing industry through its advanced engineering of abrasive technology with the introduction of 3M Blue Sandpaper. This product represents a significant breakthrough in surface preparation materials, featuring a sophisticated ceramic mineral composition that has been carefully formulated to deliver exceptional performance characteristics that surpass traditional abrasive options available in the marketplace.
Superior Performance BenefitsThe innovative formulation of 3M Blue Sandpaper incorporates microreplicated grain technology, which represents a fundamental advancement in abrasive design. These precisely engineered grains are structured to maintain consistent cutting action throughout the product's lifespan, ensuring uniform material removal and superior surface quality. This engineered grain structure enables the sandpaper to cut through surfaces at a rate approximately 50% faster than conventional abrasive products, resulting in measurably improved productivity for automotive technicians and body shop professionals.
Key Advantages- Substantially reduced preparation and sanding time compared to standard abrasive materials
- Advanced ceramic mineral composition engineered for optimal cutting performance
- Microreplicated grain design promotes even wear patterns and extended product life
- Increased efficiency allows technicians to accomplish more work while consuming fewer abrasive sheets
- Enhanced cost-effectiveness through improved material utilization and reduced labor time

