Why does the pneumatic element contain no copper and does not contain polytetrafluoroethylene?
So, most of them are using aluminum alloy more; as for PTFE, not very understanding, is afraid of the pneumatic seal interference, more than, please refer to;
The reason for the less copper is that the price is higher and the performance is not as good as that of the alloy
Many of the pneumatic components are copper. Many of the liquid valves are made of copper. Many of the bearings of the cylinder are copper
