Packing 4220

Maximum pressure:

• centrifugal pump: 20 bar
• plunger pump: 150 bar
• reinforcement: 200 bar

Min temperature: -100 °C

Max temperature: 280 °C

Speed: 

• centrifugal pump: 20 m/s
• plunger pump: –

pH: 3 – 12

Purpose: features low coefficient of friction and high mechanical strength.

Intended use: for sealing against mineral and synthetic oils, steam, weak acids, abrasive substances. Packing 4220 is recommended for sealing of equipment operating with mineral and synthetic oils, steam, weak acids, abrasive agents, at paper mills.