Polishing plastifier worms, comprises passing a polishing fluid containing diamond material along the outer surface of the worm

摘要

A process for polishing plastifying worms (10), comprises passing a diamond containing polishing fluid along its outer surface. The fluid is applied using a spray unit (16), which is moved relative to the worm during polishing. The worm is rotated about its longitudinal axis during polishing. The worm is located in a cylinder and the polishing fluid is fed into the cylinder (48) using a pump. The polishing arrangement comprises supply (20) and removal pipes (18).