Metal. /case $10.27 But I want to save you from that fate right now and help you get the best finish on your paint job possible.So, if you want results that last, do it right the first time and prime!This one is a bit easier to answer: after you've prepped your surface well.Prepping your surface means different things for different projects, though.For instance, if you want to put a new coat of paint on some rusty outdoor furniture, you'll need to pressure wash it off first to ensure there's no dirt or grime lingering on the surface.Then you'll probably need to use a scraper or wire brush to eliminate any flaking or chipped paint.After that, sand it down with some sandpaper or an orbital sander - just enough to create a smooth surface and get rid of the old paint - and then wipe the surface down with a damp cloth to ensure there isn't any lingering dust.Now, once you've done ALL of that...it's time to sit down and use a spray primer for the metal surface.Before you choose your metal primer spray paint your next DIY project, it's important to note that there are multiple types of primers to choose from.While that may sound like a no-brainer, it's very important to have a firm grasp of the strengths and weaknesses of each type so you don't end up with a messy end-result.The primer you choose is like the foundation for your paint job, so if you want to make sure that your DIY project lasts as long as possible and looks great, don't skimp on finding the best spray primer for the job!The first type I want to go over is the oil-based primers.These have been considered "industry standard" for decades, and for good reason.These primers are super versatile and they work on almost every surface under the sun, plus they typically work for both interior and exterior applications.Oil-based primers are an excellent choice for priming metal surfaces and painting over an existing layer of paint.This means the oil-based primers will help you get a high-quality, longer-lasting coat of paint in the end.This also means you need to give the paint job longer to dry in a well-ventilated area (ideally outside) so those VOCs have more time to off-gas before being placed in a less-ventilated area.So how exactly should you choose which spray paint primer to use on your project?Once you've answered those questions, it becomes much easier to narrow down the list of primers and find the best one for you.Keep reading to see what we'd recommend using each of these 5 primers for!So how exactly should you choose which spray paint primer to use on your project?Once you've answered those questions, it becomes much easier to narrow down the list of primers and find the best one for you.Keep reading to see what we'd recommend using each of these 5 primers for!Our top choice is the epic Professional Primer Spray Paint from Rust-Oleum because it includes just about every feature you need in an awesome metal primer spray.From it's high-output any angle spray tip to the 14 square feet of coverage, this little 15oz spray paint can will surely last you a while.Because it's an oil-based formula, you can feel confident using it in heavy-duty environments knowing it will provide a corrosion-resistant foundation for whatever spray paint you decide to use as a topcoat.Our second choice is the renowned Rust-Oleum Stops Rust Primer Spray because, well, it kills rust like no other!If you're working with some rusted metal but you still want to get amazing paint adhesion, this stuff is your new best friend.Not only will it halt rust in its tracks, but it's a super fast-drying formula that's oil-based (a.k.a super durable) and intended for automotive use.Plus, you won't even need to wait for it to dry before you get to sanding because this stuff is wet sandable as well!It's truly one of the most durable and versatile rust-preventative formulations out there.Our best high-end choice is this Rusty Metal Primer which is not only a great primer in general, but it's also a Plus, it's an excellent choice if you're trying to paint over some existing rust and prevent it from corroding your metal surface further.This durable formula is an excellent choice to use as a basecoat on almost any vehicle type, and because it's a flat finish primer you can use it with pretty much any metal paint and get a beautiful topcoat result.If you're looking for a high-heat primer like I mentioned before, this is your primer!The high-heat primer from Rust-Oleum includes their renowned Stops Rust formula which creates a rust-resistant base for any metal surface you're priming.Plus, this stuff resists heats of up to 2000 degrees!That means you can use it for head pipes, engine blocks, mufflers, and whatever other surfaces you're painting that will be consistently exposed to high heats.Last but not least, we have the Rust-Oleum Automotive 2-in-1 Filler & Sandable Primer because this stuff is just an excellent general purpose primer.The oil-based formula covers up to 10 square feet per can and it dries to the touch in 10 minutes.Not only that, but it's sandable wet or dry and it helps fill in imperfections on your metal surface so you can get the smoothest topcoat possible!Our overall top choice is still this Professional Primer Spray Paint from Rust-Oleum because it's just a great all-around metal primer spray.Whether you're painting 3D models, cars, or patio furniture, this stuff is going to create an excellent, corrosion-resistant surface for your to apply your paint of choice too.Plus, it's a great value for the price! Comprehensive table. I’ve written technical advice for Wagner sprayers, and I’ve spent a lot of time DIYing my own home. And here at ProPaintCorner, I learn more about painting every time I work with one of our painting pros to bring you the best product reviews and How To advice available. $5.98 ( Dulux 340g Duramax Metal Primer Spray Paint
Spray Paint Primer.
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