SurfPrep uses 2 different densities for our foam abrasives. The 5mm and 10mm foam abrasives are a gray closed-cell foam with a firm density. 5mm pads are great for flat surface sanding. 10mm pads are great for flat surface sanding, dropping into cabinet faces, and working on soft profiles. [...]
SurfPrep offers a wide selection and variety of abrasives. Many times, there is not one "correct" answer to this question, but in some cases there is. If you are new to finishing, the primary thing you should know is that sanding tasks require an order of grits, also called [...]
When using any abrasive, the abrasive minerals that are attached to the backing will begin to wear and "round-off" as you sand. This decreases their effectiveness, and their cutting effect will decrease notably the longer you sand. The moment you feel you are putting more effort into sanding and not seeing a noticeable [...]
Let us start with the simplest type of abrasive, paper-backed abrasive. SurfPrep's sandpaper is yellow and is a conventional paper-backed abrasive that people are most familiar with. The lower and middle grits are good for sanding and smoothing raw wood for stain or paint prep, and for the removal of some [...]