... not mix the mineral oil and synthetic oil. Specification: Type:Gear BoxModel:Center Distance:25,30,40,50,63,75 ... 4kw,5.5kw,7.5kwUsages:In industrial machine: widely used in packing, printing,textile machine,as well as woodworking,glass and ... plastics,food stuff,ceramics,chemical,etc.IEC Flange:B5,B14Lubricant:Synthetic & MineralProduct Pictures:Gear Box ...