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…

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…

Grease-Free PTFE stirrer bearing for use under moderate vacuum. The bearing consists of a PTFE standard taper body, Nylon compression cap, PTFE Insert/bushing and a Nylon loosening nut. The PTFE insert/bushing provides only glass and PTFE contact with the reaction. Loosening nut above the standard…

Stirrer blade made of 1/8" thick solid PTFE for use with both Chem-Stir™ and button style stirring shafts having a 10mm OD.

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. …

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…

A 19mm precision ground and polished stirrer shaft to fit CG-2086 19mm PTFE bearings. Side button for attachment of CG-2089 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-2085. ALSO NOTE:…

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,…

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.

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…

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…

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…

Explosion proof (XP) motor features a 5:1 right angle gearbox to reduce the overall height above support frame to 10.5”. Motor is supplied with a 30ft 18/3 SJEOO cord with twist lock connector. XP motor must be used in conjunction with our digital motor controller, and mounts to all our…

FLAKE-FREE Chemically Resistant Maximum 500 RPM; Vacuum (~5 Torr) and Pressure (~3 PSI) Polymer Blend Sleeve Provides Excellent Wear Resistance For Use with Polished Glass, PTFE or Stainless Steel Stirrer Shafts Universal Chem-Vac™ PTFE stirrer bearing provides a VACUUM TIGHT…

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.

Blade is shaped to resemble the contour of a round bottom flask. Blades are available solid or perforated. Made of 3/16" PTFE to fit 19mm OD stirrer shafts. Minimum joint size listed is the size required to allow passage of the blade.

Shaft is precision ground and polished to fit our CG-2076 and CG-2077 10mm PTFE bearings. Designed to be used with cylindrical type reactors. The straight glass blades are spaced 90° apart and angled 15°.  PLEASE NOTE: STIRRER SHAFTS ARE DESIGNED FOR COUNTER-CLOCKWISE ROTATION.

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…

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…

More power than stirrers ten times its size! Incredible 91in-oz of power yet fits in the palm of your hand! Safety - Low Voltage - Sparkless Sealed motor housing isolates motor from organic vapors Low voltage operation - Sparkless motor runs on 16 volts Convenience - Weighs less than…

Features: Dry Running Mechanical Seal Rotates with the Shaft providing for a Vacuum and Pressure Tight Seal Maximum Vacuum Rating is 5 Torr, Maximum Pressure is 2-3 PSI. Unlike Conventional PTFE Bearings, Bearing will Not “Flake” Contaminating Your Reaction. All…

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 …

Assembly consists of a 10mm OD Chem-Stir™ stirrer shaft, a precision bore-bearing having a standard taper inner joint and a PTFE blade. The blade is sized to fit the listed flask capacities.

PTFE gasket is 0.015" thick with an opening to fit Chemglass stirrer shafts. Gasket is placed below the CG-2048 Safety collar to prevent wear as a result of the collar rotating against the stirrer bearing. Also useful as a dust cover.

Beaded pipe to sanitary fitting adapter connects to the 1-1/2” beaded pipe side arm of CG-1968-GL zero dead space drain valve. Approximate overall length of adapter is 1.75”.  NOTE: Requires a CG-1968 beaded pipe coupling.

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 …

Grease-Free PTFE stirrer bearing designed for use in moderate vacuum applications. Bearing consists of a threaded glass adapter having the listed inner joint, a saddle o-ring, a body bushing with a compression and locking nut, and a precision PTFE inner bearing. The saddle o-ring provides only…

Stirrer blade made of 3/16" thick solid PTFE for use with both Chem-Stir™ and button style stirring shafts having a 19mm OD.

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.

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…

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…

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,…