The technique to polish your prints is simple. Get a soft cotton cloth, and apply a small amount of liquid polish. Then apply to your 3D print surface in small circles until all the polish is rubbed into the surface. Once you’ve finished that, the surface should look reasonably shiny.
What can I use to polish PLA?
A different type of coating for smoothing PLA parts is epoxy resin, which comes in two parts (resin and hardener) that must be mixed together before use. Unlike primer, which comes in a spray can, epoxy resin can be applied to parts using a paintbrush and is suitable for filling even the deepest holes.
How do I make my PLA filament shiny?
Another way to achieve a smooth surface on a print is by adding an additional coating of material, whether sprayed, painted, or dipped. This can fill any defects in the surface texture, including layer lines, and leave a shiny, even finish. Two common examples for PLA are using a paint primer or an epoxy coating.
How do you polish 3D printed material?
Any liquid metal polish should work well for this process. Brasso Multi-Purpose Metal Polish is particularly popular in the 3D printing community. You will also need a soft cotton cloth to apply the polish. Once you have your materials, simply apply a small amount of polish to the cloth.
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