Roller grinding mill transported to Iran | Roller Mill Machine
There are three mainly specifications of fine powder roller mills manufactured by Daswell : DR-21, DR-28, DR-34. The DR-21 has 3 layers and a total of 21 grinding rollers. The DR-28 has 4 layers and a total of 28 grinding rollers. And the DR-34 has 4 layers and a total of 34 grinding rollers.