Stirrer bearings made of PTFE, provides a safe seat in the reactor lid. The stirrer shaft is held by an invisible shaft guide made of borosilicate glass which has an adjustable vacuum sealing.

• Chemical resistance
• Temperature resistance: −50 to 150 °C
• Height adjustment can be done by lock nut

Suitable for long-term use. For all stirrer shafts made of stainless steel, glass or for stirrer shafts with a diameter of 8 or 10 mm.