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Medium Used in Hydraulic System

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.