How to choose emery sand for sandblasting cell phones
How to choose emery sand for sandblasting cell phones First,when we choose emery sand for blasting cell phone we need consider the following: Raw material blasted:Different raw material need different emery sand with different hardness to blast. Blasting effect:according to the required blasting effect including roughness,cleaniness to chooce the proper emery sand. Environment requirement:If have the …
How to choose emery sand for sandblasting cell phones Read More »