This is a 30-piece set of 3-inch waterproof sandpaper discs. They range from 800 to 3000 grit. They are a good option instead of cutting up small sanding sheets by hand for fine polishing jobs. The hook and loop backing lets you use them with a small sander for quicker results. Features and Benefits
- Silicon carbide abrasive - Gives a very fine, consistent scratch pattern that works well for polishing.
- Waterproof construction - Lets you wet sand. This reduces dust, stops the paper from clogging, and cools the surface.
- Assorted fine grits - Includes 800, 1000, 1500, 2000, and 3000 grits to properly move through your polishing process.
- 3-inch hook and loop design - Attaches to small sanders and polishers for detail work in tight spots. Applications
- Automotive Paint Correction - Wet sand your car's clear coat with fine grits to remove small scratches and orange peel for a very shiny finish.
- Metal Polishing - Work through the grits from 800 up to 3000 to make dull metal jewelry, knives, or engine parts very shiny.
- Wood and Resin Finishing - Use the finest grit sanding discs to get a very smooth surface on high-end woodworking or to polish resin art.
Quick Reference by Room Size
Estimating sanding sheet needs for a floor sander or other large area applications can vary significantly based on surface condition and desired finish. For general guidance with 75 mm hook and loop sanding sheets, consider that heavily damaged surfaces will consume more sheets. Finer grits, such as 800-3000, are typically used for finishing rather than aggressive material removal. This product, with 30 pieces, offers a good starting point for smaller projects or detailed finishing work.
Key Factors That Increase Sheet Usage
Several factors will increase how many sanding sheets you need. Aggressive material removal on tough surfaces like old car body filler or heavily varnished wood will wear down sheets quickly. Incorrect technique, such as applying excessive pressure, can also lead to premature wear and potential swirl marks. Skipping grit stages, moving directly from a very coarse grit to a fine 800-grit sheet, forces the finer sheet to do too much work, reducing its lifespan.
Golden Rule for DIYers
For DIYers, the golden rule is to start with a less aggressive approach and work your way up. Always begin with a test area to assess how quickly the material is removed and how the sheets perform. With 75 mm waterproof aluminum oxide sheets ranging from 800-3000 grit, these are ideal for final smoothing or wet sanding applications on metal, car body, or woodworking projects. Avoid excessive pressure to prevent premature wear and achieve a consistent finish.
Standard Coverage Estimates
Standard coverage estimates for sanding sheets are highly variable. There is no fixed number of sanding sheets for a floor sander, as floor sanders typically use much larger abrasive belts or discs. These 75 mm diameter hook and loop sheets are designed for smaller random orbital sanders or detail sanders. For general woodworking or metal finishing, a single 800-3000 grit sheet might cover a few square feet, depending on the material and desired smoothness.
Example Calculation: 500 Sq. Ft. Room
Calculating for a 500 square foot room using 75 mm sanding sheets is not directly applicable, as these sheets are not for floor sanding. A "sheet sander" typically refers to a smaller, handheld orbital or random orbital sander that uses these types of discs. For a large floor, you would use a dedicated floor sander with much larger abrasives. These 800-3000 grit sheets are for precision work, not broad area coverage like a 500 sq. ft. floor.
Material: Aluminum Oxide. Application: Metal, Car Body, Woodworking. Attachment Type: Hook and Loop. Diameter: 75 mm. Feature: Waterproof. Grit Range: 800-3000. Quantity: 30 pieces. Disc Diameter: 3 inches (76.2 mm). Abrasive Material: Aluminium Oxide. Compatibility: Orbital Sander, Hand Sanding Blocks. Substrate Compatibility: Metal, Car Body, Woodworking, Plastics. Waterproof Rating: Yes (suitable for wet sanding). Application: Polishing, Fine Sanding, Finishing. Backing Type: Hook and Loop. Bonding Agent: Waterproof Resin. Chemical Safety: No high-concerned chemicals. Coating Type: Closed Coat (typical for fine grit sandpaper). Flexibility: Moderate (to conform to contours). Grit Assortment: 800, 1000, 1200, 1500, 2000, 2500, 3000. Package Quantity: 30 pieces. Q: How many sheets of each grit do I get in this 30-piece assortment? A: In this pack, you get 5 discs for each of the six different grits included. That means 5 each of 800, 1000, 1500, 2000, 2500, and 3000 grit.. Q: How many sheets of each grit do I get in this 30-piece assortment? A: In this pack, you get 5 discs for each of the six different grits included. That means 5 each of 800, 1000, 1500, 2000, 2500, and 3000 grit.. Q: How many sheets of each grit do I get in this 30-piece assortment? A: In this pack, you get 5 discs for each of the six different grits included. That means 5 each of 800, 1000, 1500, 2000, 2500, and 3000 grit.. Q: How many sheets of each grit do I get in this 30-piece assortment? A: In this pack, you get 5 discs for each of the six different grits included. That means 5 each of 800, 1000, 1500, 2000, 2500, and 3000 grit.. Q: Are these sanding sheets really waterproof enough for wet sanding? A: Yes, they are made specifically for wet sanding projects. They use a silicon carbide abrasive on a flexible film backing that doesn't fall apart or get damaged when soaked in water.. Q: Are these sanding sheets really waterproof enough for wet sanding? A: Yes, they are made specifically for wet sanding projects. They use a silicon carbide abrasive on a flexible film backing that doesn't fall apart or get damaged when soaked in water.. Q: Are these sanding sheets really waterproof enough for wet sanding? A: Yes, they are made specifically for wet sanding projects. They use a silicon carbide abrasive on a flexible film backing that doesn't fall apart or get damaged when soaked in water.. Q: Are these sanding sheets really waterproof enough for wet sanding? A: Yes, they are made specifically for wet sanding projects. They use a silicon carbide abrasive on a flexible film backing that doesn't fall apart or get damaged when soaked in water.. Q: What tool do I need to use these 3-inch hook-and-loop discs? A: You'll need a 3-inch backing plate that has a hook surface. These are commonly used with small polishers, drill attachments, or die grinders for detailed work in small areas.. Q: What tool do I need to use these 3-inch hook-and-loop discs? A: You'll need a 3-inch backing plate that has a hook surface. These are commonly used with small polishers, drill attachments, or die grinders for detailed work in small areas.. Q: What tool do I need to use these 3-inch hook-and-loop discs? A: You'll need a 3-inch backing plate that has a hook surface. These are commonly used with small polishers, drill attachments, or die grinders for detailed work in small areas.. Q: What tool do I need to use these 3-inch hook-and-loop discs? A: You'll need a 3-inch backing plate that has a hook surface. These are commonly used with small polishers, drill attachments, or die grinders for detailed work in small areas.. Q: What if the hook-and-loop backing starts to peel off the disc? A: That shouldn't happen, but if you experience any kind of manufacturing defect like the backing separating, please contact us. We'll be happy to sort it out with a replacement or refund.. Q: What if the hook-and-loop backing starts to peel off the disc? A: That shouldn't happen, but if you experience any kind of manufacturing defect like the backing separating, please contact us. We'll be happy to sort it out with a replacement or refund.. Q: What if the hook-and-loop backing starts to peel off the disc? A: That shouldn't happen, but if you experience any kind of manufacturing defect like the backing separating, please contact us. We'll be happy to sort it out with a replacement or refund.. Q: What if the hook-and-loop backing starts to peel off the disc? A: That shouldn't happen, but if you experience any kind of manufacturing defect like the backing separating, please contact us. We'll be happy to sort it out with a replacement or refund.. Q: What are these super-fine grits like 2500 and 3000 used for? A: Those ultra-fine grits are for the final polishing stages on certain materials. They're great for buffing automotive clear coats, polishing resin or epoxy to a glass-like shine, and restoring headlights.. Q: What are these super-fine grits like 2500 and 3000 used for? A: Those ultra-fine grits are for the final polishing stages on certain materials. They're great for buffing automotive clear coats, polishing resin or epoxy to a glass-like shine, and restoring headlights.. Q: What are these super-fine grits like 2500 and 3000 used for? A: Those ultra-fine grits are for the final polishing stages on certain materials. They're great for buffing automotive clear coats, polishing resin or epoxy to a glass-like shine, and restoring headlights.. Q: What are these super-fine grits like 2500 and 3000 used for? A: Those ultra-fine grits are for the final polishing stages on certain materials. They're great for buffing automotive clear coats, polishing resin or epoxy to a glass-like shine, and restoring headlights..