Working Medium:YB-46# antiwear hydraulic oil(generally local brand Long Wall). System cleanlinessL NAS1638 standard, grade 9. Acid-washing and circulating washing must be adopted for hydraulic pipes. Hydraulic oil must be pumped to oil container (80% of the oil container should be filled) by oil filter cart. 3 months after machine operation, user should clean the oil filter and oil container thoroughly or change the filter element.
It asks for operation skills and technical requires during operating the press machines from HFJ. All the mis-operations are non-related with the quality of press machines.