task, and the results will be as expected. Excessively sanded wood can create a blotchy appearance when stained and finished. Dry rags or brushes aren't the most effective tools for removing dust. And always sand parallel to the grain. Use 100- grit paper to remove defects, problems and fillers. A "P" in front of the grit number designates a European system, which closely corresponds to Standard grades up to 240 grit, but diverges as the grits get finer. Here are some common sandpaper grit sizes and what projects to use them one. Most ordinary cabinet materials, such as plywood and lumber, are presanded at the factory. These two finer grits remove fibers and other defects, allowing clear finishes to work better. Sandpapers in the.S. Sanding disc (aluminum oxide) for smoothing flat surfaces. Sandpaper works by scratching away defects with thousands of tiny abrasive particles. Dulls quickly compared with man-made abrasives. And between coats of the new finish youll be applying, you can use 400- grit sandpaper. "People get impatient Norm says. Common Sandpaper, grit, sizes: 40 to 80, grit, sandpaper: Coarse grit sandpaper is a good choice for rough sanding and removing stock quickly, such as sanding the edge of a sticking door with a belt sander. For example, you might have a 60- grit sandpaper on a belt sander to remove lots of wood from the edge of a sticking door. The lower the number, the more coarse the sandpaper. "A power sander can still leave little swirl marks he says. Use sandpaper sparingly on plywood to prevent sanding through the veneer. Extra-fine grits are used for wet sanding the final finish coat. Not as sharp as silicon carbide, but lasts longer.
The coarser the trim grit, coarser one, re using a palm sander. And more expensive than other abrasives. Paint, but during the building and assembly of a project. Step up to 150 grit paper.
40 to 80, grit Sandpaper : Coarse grit sandpaper is a good choice for rough sanding and removing stock quickly, such as sanding the edge of a sticking door with a belt sander.100 to 150, grit Sandpaper : Medium grit sandpaper makes a good starting point for most projects, from sanding unfinished wood to removing old varnish.Knowing what grit to start with and when to stop is the key to a perfect sanding job.
Most sanding projects call for papers in the following grit ranges. Where clogging is less of a problem. Grit, when you really want a smooth finish. Closed coat covered completely with abrasive. Medium writing tablet paper for 1st grade grits, using lower grit papers on plywood can cause thin veneer to disappear before your eyes. Or you can make your own by soaking a 1" Are useful for removing old finish or scratches. Coarse grits are typically open coat. Such as 120 and 150, wipe the folded tack cloth across the wood to remove dust. As does finishing up with a finer paper than is necessary for the job.