The PM240-IV Muller is compact in structure, convenient for grinding glass replacement and load shifting, and adopts touch-screen operation. The display and operation are simple and clear.

There are three configurations of electrothermal vacuum coating table, vacuum coating table and fixture coating table.

This machine uses automatic scraper movement to complete the operation of fineness scraper, thus avoiding the error caused by scraper operation among personnel and improving the reproducibility of judgment results.