Perforated plate is processed in a wide range of round, square, slotted, decorative and special shaped perforations from a numerous metal sheets. Also known as Perforated Metal, Perforated Panel. Percentage of Perforated Open Area: The most common percentage of open area is ...
Professional sieve for grading coffee beans Coffee sieve Coffee sieve is manufactured using brass or stainless steel frames with perforated round holes on it. It is specially designed for grading coffee beans. The complete range from 8/64th - 20/64th. It is suitable for ...