Control valve surfacing repair methods

High-pressure regulating valve open failure, seriously affecting the safe and stable operation of the unit. Disassembly of the valve inspection and found that high-pressure governor valve seat sink 10mm, resulting in valve disc guide shoulder off the guide groove, the steam can not be properly .......

Suction vehicle lubricating oil effect

Suction vehicle lubricating oil effect

Sewage vehicle lubricants have the following effects:

1. Lubrication: The oil film contacts between the surfaces of moving parts to reduce wear of parts and engine power loss.

2. Cleanin.......