To see other variants and accessories, please enter the webcode on our website. webcode 337 Stirrer Seals, Stirrer Shafts BOLA Globe Stirrer Couplings, Bohlender Made of POM, a plastic material with a good mechanical strength, powerful transmission of up to 300 Ncm, suitable for a speed of up to 1.200 rounds per minute, maximum misalignment of axes 10 mm. • very low centrifugal forces due to low weight • suitable for both left- and right-handed rotation • no resonance • simple assembly by means of screw joints with clamp rings • pivot (length 90 mm) can be shortened by the user Ideal for balancing misalignment of axes between agitator and stirrer shaft, suitable for glass, metal or BOLA stirrer shafts. Technical data: Material: POM Temperature resistance: from -20°C to +110°C Chemical resistance: ++ very good Opening for stirrer shaft mm Upper dia. mm Overall length mm Order No. Ø 4.0 8 190 10 17 69401 Ø 6.5 + 10 8 190 10 17 69402 Ø 8 +10 8 190 10 17 69403 Ø 4.0 10 190 10 17 69804 Ø 8 + 10 10 190 24 17 39812 Ø 6.5 + 10 10 190 10 17 69808 inner square SW6 SW8 180 10 17 69912 BOLA Magnetic Stirrer Heads (P-MRK), Bohlender 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 6 mm for accepting an agitator or a stirrer coupling. • gastight stirrer head for perfect vacuum • stirrer shaft’s height adjustable, approx. 40 m • also suitable for shortened stirrer shafts • powerful transmission of up to 90 Ncm • 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. 1.500 rpm • drive shaft fixed for your safety • high durability • easy disassembly of all parts for cleaning • Suitable for all BOLA Stirrer Shafts jacketed with PTFE. Ideal for reactorlids with center ground joint. • The max. shaft length corresponds to the internal height from the top of the ground joint to the vessel bottom. Technical data: Material: PTFE/compound Temperature resistance: from -200°C to +250°C Chemical resistance: +++ universal FDA conform Height: 145 mm Insertion length of shaft: 95 mm Drive shaft O.D.: 50 mm With receiver made of borosilicate glass (type 1) For universal chemical resistance. for stirrer shaft Ø mm for ground joint NS Order No. 8 29/32 10 17 62024 10 29/32 10 17 62028 10 45/40 10 17 62048 With receiver made of Hastelloy® (type 2) For improved durability. for stirrer shaft Ø mm for ground joint NS Order No. 8 29/32 10 17 65308 10 29/32 10 17 65310 10 45/40 10 17 65315 Glass Construction, Glass Equipment Glass Components, Grounded Joint Components
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