The unique design of our Tru-Stir™ stirrer shaft coupling eliminates the need to use rubber hose or universal adapters to attach your stirrer shafts to overhead stir motors. Coupling incorporates a unique helical stainless steel spring permitting up to 1/4” of offset misalignment and…

16mm O.D. shaft is constructed using a molding process whereas the blade is molded directly onto the PTFE coated stainless steel shaft. This makes the stirrer chemically inert, easy to clean and can be used up to 280°C. The top of the shaft has 50mm of exposed 1/2" diameter stainless steel…

A 10mm precision ground and polished stirrer shaft for use with PTFE bearings and CG-2091 and CG-2092 PTFE agitators. Flat ground section extends half way up shaft and permits positive seating of the PTFE locking screws.

Grease-Free PTFE stirrer bearing designed for use under moderate vacuum applications. The bearing consists of a threaded glass adapter having an inner joint, a set of PTFE washer style bearings, a stainless steel spring, nylon alignment ring and Celcon® compression cap. The unique design of…

Heavy duty PTFE anchor made of 0.500” thick PTFE. Blade is shaped to mirror the contour of Chemglass cylindrical reactors. Designed for use with CG-2078 Chem-Stir® 10mm stirrer shaft. The blade is secured to the stirrer via a PTFE pin.  PLEASE NOTE: CG-2081-A-02 IS NOT…

Agitators are made entirely of PTFE and glass filled PTFE and are for use with 10mm OD stirrer shaft CG-2075-B. Great for use a & "foam breaker" at the liquid level in the reactor. Agitator hub is open so that it can be positioned anywhere along the stirrer shaft.

AGITATORS, PTFE, 5.5IN OD, 90°, 19MM SHAFTS Agitator made entirely of PTFE and glass filled PTFE, provides excellent stirring at the bottom of filter reactors, especially when heavy slurries are being mixed. Agitator attaches to stir shaft by both a compression fitting and a glass filled…

Semi-micro stirrer has a 10mm OD x 440mm long precision ground button style shaft and a 15 x 46mm TFE blade. Lower end of shaft has a reduced diameter to allow passage through a 19/22 outer joint. The 15 x 46mm blade can be used in flasks having a capacity of 100mL and above. Complete stirrer…

Micro stirrer has a 6mm OD x 305mm long precision ground button style shaft and a football shaped 11 x 33mm TFE blade. The 11 x 33mm blade can be used in flasks having a capacity of 25mL and above. Complete stirrer assembly consists of a shaft, bearing and blade.

Features: Compact overall Height Brushless DC motor Micro USB port for Control or Data Logging of RPM/Torque trends RS232 Communication Port Torque Compensation – Maintains set RPM with Viscosity Changes Precise Digital Closed Loop Speed Control: +/- 1.5 RPM CE Rated …

A 10mm precision ground stirrer shaft to fit CG-2070 through CG-2072 10mm bearings. Side button for attachment of CG-2080 or CG-2081 PTFE stirrer blades. PLEASE NOTE: THESE SHAFTS ARE NOT TO BE USED WITH ANY TYPE OF PTFE BEARING.  FOR POLISHED SHAFTS USED WITH PTFE BEARINGS SEE CG-2079.

Agitators are made entirely of PTFE and glass filled PTFE and are for use with 30mm OD stirrer shaft CG-2097 in 75 and 100L reactors. The 45°; angle impellers are set up to stir downwards in a clockwise direction and upwards when rotated counter-clockwise. The upper agitator hub is open so that…

10mm O.D. shaft is constructed using a molding process whereas the blade is molded directly onto the PTFE coated stainless steel shaft. This makes the stirrer chemically inert, easy to clean and can be used up to 280°C. The top of the shaft has 50mm of exposed 1/4" diameter stainless steel…

A 19mm OD precision ground stirrer shaft to fit CG-2082 and CG-2083 19mm bearings. Side button for attachment of CG-2089 PTFE stirrer blades. PLEASE NOTE: THESE SHAFTS ARE NOT TO BE USED WITH ANY TYPE OF PTFE BEARING. FOR POLISHED SHAFTS USED WITH PTFE BEARINGS SEE CG-2088. ALSO NOTE: 19MM…

Shaft is precision ground and polished to fit our CG-2077-H, CG-2077-G and CG-2077-U style 10mm PTFE bearings. Designed to be used with cylindrical type reactors. The curved glass blades are spaced 120° apart and angled upward. PLEASE NOTE: STIRRER SHAFTS ARE DESIGNED FOR CLOCKWISE ROTATION.

Features: Compact overall Height Brushless DC motor Micro USB port for Control or Data Logging of RPM/Torque trends RS232 Communication Port Torque Compensation – Maintains set RPM with Viscosity Changes Precise Digital Closed Loop Speed Control: +/- 1.5 RPM CE Rated …

A 10mm precision ground and polished stirrer shaft to fit CG-2076 and CG-2077 10mm bearings. Side button for attachment of CG-2080 or CG-2081 PTFE stirrer blades. PLEASE NOTE: THESE SHAFTS ARE NOT TO BE USED WITH ANY TYPE OF GLASS BEARING. FOR GROUND SHAFTS USED WITH GLASS BEARINGS SEE CG-2075.

Eliminates Flask Breakage: PTFE is the only contact in the lower radius of the flask, therefore breakage due to dropping the stirrer shaft has been eliminated. Eliminates the Frustration of Assembly: Unique design permits the proper amount of tension to be applied to the blade,…

Replacement components for CLS-1414 and CLS-1415 Spinner Flasks.The Complete Impeller Assembly consists of top cap, silicone liner, glass rod, compression fitting magnet holder, paddle and magnetic stir bar.

Cup is designed to catch all flaking that occurs with PTFE stirrer bearings. Made entirely of PTFE, the complete item consists of a compression fitting, deep perforated PTFE cup and a 50 micron porosity PTFE filter disc.

Universal Stirrer Shaft Coupling incorporates a universal joint to compensate for misalignment of drive motor and glass stirrer shaft. Nylon bushing compresses around shaft using an allen screw. Steel stud attaches directly to the chuck of a stirrer motor. Supplied complete with an allen wrench. …

Precision bore bearing for use in moderate vacuum with a CG-2074 or CG-2075 ground 10mm stirrer shaft. NOTE: Not for use with CG-2078 or CG-2079 polished stirrer shafts.

Eliminates Flask Breakage: PTFE is the only contact in the lower radius of the flask, therefore breakage due to dropping the stirrer shaft has been eliminated. Eliminates the Frustration of Assembly: Unique design permits the proper amount of tension to be applied to the blade,…

High viscosity agitator, made entirely of PTFE and glass filled PTFE, provides excellent stirring at the bottom of 2L through 20L reactors, especially when heavy slurries are being mixed. Agitator attaches to stir shaft by both a compression fitting and a glass filled PTFE safety pin. Heavy…