It still amazes me how many hobbyists forgo primer and will instead either paint directly on the surface, or will use a matte spray paint as their base coat. I'm no expert. I can't tell you the exact science of what makes a primer effective at what it does, but I can tell you that it does make a difference. The short of it is that it adheres better to your models than normal paint, and it also gives you a better surface to paint on. Primers are created to stick to the surface you're spraying and to receive paint....continue reading It still amazes me how many hobbyists forgo primer and will instead either paint directly on the surface, or will use a matte spray paint as their base coat. I'm no expert. I can't tell you the exact science of what makes a primer effective at what it does, but I can tell you that it does make a difference. The short of it is that it adheres better to your models than normal paint, and it also gives you a better surface to paint on. Primers are created to stick to the surface you're spraying and to receive paint....continue reading