| 摘要 |
PROBLEM TO BE SOLVED: To surely remove machining chips included in a coolant in those circulating the coolant for a machine tool. SOLUTION: A coolant circulation system 1 is so constituted that a coolant Co reserved in a tank 3 is supplied to a grinding machine 2 through a coolant supply passage 4 having a filter 7, and the coolant Co after use is recovered in the tank 3 through a coolant recovery passage 5 having a magnetic separator 8. Also, the coolant Co reserved in the tank 3 is fed to the magnetic separator 7 through a return passage 9. |
