Mechanical seals with antimony impregnated, carbon-graphite primary rings and solid silicon carbide counter face rings are suitable for sealing refrigerants and other low viscosity liquids.
A new design of booster which eliminates the time-consuming trial and error procedures associated with the fine tuning of control valves is available from Samson Controls.
John Guest provides a simple and cost effective way of incorporating push-fit connections into a wide range of original equipment.
The advantages of using decentralised process control techniques are well known, however the cost of installing a brand new set of intelligent valves in a production line can be prohibitive.
Festo has introduced the VZWF valve, a force pilot operated solenoid valve that can be used with water, air, and neutral media.