The stainless steel round milling drum is completely made of stainless steel. It’s integrated with milling, dust-removal, automatic temperature control, and humidity control. It has the functions of frequency conversion speed adjusting, automatic / manual control of front and back running, stopping, mist spraying, material feeding, temperature improving / decreasing, humidity increasing / decreasing, numerical control rotation speed, positioned stopping, flexible starting and retarding braking, as well as time-delay start and stop, timer alarm, protection against fault, safety pre-alarming, etc.