Magnetic Stirrer Heads P-MRK 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
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