PTFE Octagon Magnetic Stir Bar ~ 5/16" x 1-1/2"
|Diameter (O.D.)||8 mm (5/16 inches)|
|Length||38 mm (1-1/2 inches)|
PTFE (Polytetrafluoroethylene) coated Octagonal Stirring Bars feature ALNICO V magnetic cores which are one of the most powerful permanent magnet alloys available.
- Stir bars should not… be stored in a random mass or dropped on a hard surface, especially steel.
- Stir bars should be stored in pairs to maintain magnetic strength.
- PTFE thickness accounts for 18% of stir bar diameter.