Finally, sand the surface to a 600 grit finish so that it will be properly prepared for painting. Once the surface is smooth and free of imperfections, switch to 400 grit. Sand auto primer smooth with 320 grit sandpaper. What grit do you use to sand auto primer? Once the body filler is smooth, step up to 320 grit to remove the 180 grit scratches and create a final featheredge transition from the body filler to the rest of the panel. After shaping, use 180 grit sandpaper to remove the 80 grit scratches, smooth the surface, and to create a gradual transition between the filler and the rest of the panel. Use 80 grit sandpaper to shape body fillers. What sandpaper grit do I use for body fillers, like Bondo? If you're applying epoxy primer over an existing finish, products like Eastwood's Epoxy Primer call for the surface to be sanded with 320 to 400 grit. 80 grit will ensure that your epoxy primer will adhere to the metal properly. When applying epoxy primer to bare metal, use 80 grit sandpaper to remove any rust and smooth out the surface. What grit sandpaper should I use before applying epoxy primer? It will be slower, but it will also be much safer. But if you want to remove rust without damaging the underlying metal, use 400-grit or finer sandpaper. If you want to remove rust quickly, start with 40 or 80 grit sandpaper. The more aggressive the grit, the faster it will remove rust. What is the best sandpaper grit to remove rust? Now let's get into a bit more detail and address some common questions about which sandpaper grits to use for certain tasks.Īgain, I'll share my personal recommendations based on the products I use, but always read your product's technical data sheet and follow their recommendations. Trust me, you don't want that! You might end up having to repaint and clear an entire panel. Start too aggressive, and you could end up burning through the clear coat and into the paint. Now, when it comes to removing paint, starting off light may not be a big deal, but when it comes to clear coat, it is! But if you start with the most aggressive grit, there's no going back. If you need to, you can always move up to a more aggressive one. That's why it's better to start with a less aggressive grit. You can either start with a trim and see if you like it, or go all out and hope for the best. It's pretty aggressive, so use it with caution.Ĩ0 grit won't cut as fast or as deep as 40 grit, but it'll still get the job done without causing too much trouble.Īs a general rule, it's always best to start with the least aggressive grit and work your way up if needed. So, which one do you use: 40, 50, 60, 70, or 80?Ĥ0 grit will cut through your paint super fast, but it'll leave behind some pretty deep scratches. Let's say you're removing paint and getting ready for body filler, and the recommended grit range is 40 to 80. You might have noticed that in the Recommended Grits column, there's a range of options to choose from. Then, take a look at the Recommended Grits column. Check out the grit guide and find Stage 1. Say you're in Stage 1 and need to remove paint from your hood. Now, let's talk about how to choose the right grit. They know their products best and what you need to do the job right. It doesn't matter what I or anyone else says about the grits, what matters is what the company that made the product recommends. If the filler or clear coat you're using requires a different grit than what's in the guide, go with what the product's tech sheet or Technical Data Sheet (TDS) recommends. The grit guide is a good starting point for choosing the right sandpaper grit, but it's not the ultimate rulebook… But before we get to that, there's something important we need to talk about. So, you figured out which stage of repair you're at, and now it's time to find the right sandpaper grit. Find the right grit of sandpaper for your project. Once you've done that, it's time to get down to business and find the right grit of sandpaper. So, in the grit guide, pick out where you are in the repair process. (Ugh, right?!) That means you're dealing with Stage 5: Clear Coat. Or maybe your clear coat looks like an orange tree farm, and it's covered in dirt, dust, and orange peel. Picture this: you're staring at a hood ding, and you're thinking, "How the heck do I fix this thing?" Well, if you need to get rid of that paint and expose the metal, you're in Stage 1: Paint Removal. The first step is to figure out where you are in the repair process.
0 Comments
Leave a Reply. |
Details
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |