Ideal stirrer head for PTFE-jacketed stirrer shafts from BOLA. Consisting of capsuled drive shaft (stainless steel) with ball bearings, rotor and lower bearing made of PTFE/PEEK and a hollow shaft made of borosilicate glass. Requires little space due to compact construction.No leakage or memory effects due to non-porous, welded rotor. Compression fittings for safe fixing of stirrer shaft and optimum power transmission. Joint-Cone with nut (Safe-Lab) for easy locking and unlocking of the ground joint. Square size 6mm for accepting an agitator or a stirrer coupling. Insertion length of shaft 95mm. Drive shaft outside diameter 50mm.

• gastight stirrer head for perfect vacuum
• stirrer shaft's height adjustable, approx. 40mm
• also suitable for shortened stirrer shafts
• powerful transmission of up to 90Ncm
• excellent chemical resistance
• all products which are exposed to the medium do not contain any metals
• no grease required / save to run dry
• high speed of up to max. 1.500rpm
• drive shaft fixed for your safety
• high durability
• easy disassembly of all parts for cleaning