PPS (polyphenylsiloxane) screw cap, black with joint insert made from PTFE.

• Very good chemical resistance
• Temperature resistant from –50 to +250 °C
• Suitable for vacuum applications

For installing components with standard ground joints (coolers, mixing closures and so on) on glass bottles or GL threaded connectors. Screw cap with moving joint insert. The distributor head can be moved independently of the screw cap. The entire structure can be placed on another vessel easily and without the need for prior disassembly, avoiding the risk of kinking or twisting already assembled tubes.