The hydraulic system of a CNC machining center relies on a precise balance between pressure regulation and fluid containment, where the reset valve plays a critical role. This component ensures that the lubrication circuit remains sealed under operational pressure while allowing for controlled release when maintenance or adjustment is required. In machine tool manufacturing, it is commonly installed in the lubrication units of high-precision spindles and guide ways, where consistent oil flow is essential for minimizing wear and maintaining accuracy. The valve's medium mineral oil seal, made from NBR and Perbunan compounds, provides reliable performance in environments exposed to both heat and mechanical stress. Its design enables easy reset without disassembly, reducing downtime during routine servicing. This makes it an integral part of automated lubrication systems used in continuous production lines, where reliability and accessibility are paramount. The valve’s integration with hydraulic cylinders and pressure regulators ensures that lubrication remains uninterrupted, supporting the high-speed, high-precision operations typical in modern machine tool environments.