Description
PTFE Stirring Rods, Leaf Shape – China (45 mm to 110 mm)
PTFE leaf-shaped stirring rods are designed for effective mechanical mixing of liquids in laboratory beakers, flasks, and reaction vessels. The leaf blade geometry creates broad, sweeping liquid movement, making these rods particularly efficient for mixing viscous solutions, suspensions, and large-volume samples where paddle or propeller-style impellers are commonly used.
Manufactured entirely from high-purity PTFE (Polytetrafluoroethylene), these stirring rods are chemically inert and resistant to virtually all laboratory solvents, acids, alkalis, and oxidising agents. This makes them the preferred choice over stainless steel or glass stirring tools in applications involving aggressive chemicals, where metallic or silicate contamination must be avoided.
The smooth, non-stick PTFE surface prevents sample adhesion, simplifies cleaning between uses, and ensures that no material is transferred between experiments. The rods can withstand continuous exposure to elevated temperatures without deformation or chemical breakdown, making them suitable for heated stirring applications as well as routine room-temperature mixing.
These stirring rods are compatible with standard overhead laboratory stirrers and are widely used in chemical synthesis, pharmaceutical manufacturing, environmental sample preparation, food and beverage testing, and any laboratory workflow requiring reliable, contamination-free agitation.
Specifications
| Parameter | Specification |
| Material | PTFE (Polytetrafluoroethylene) |
| Blade Shape | Leaf |
| Chemical Resistance | Excellent — near universal |
| Temperature Resistance | High |
| Surface Finish | Smooth, non-stick |
| Compatibility | Standard overhead laboratory stirrers |
| Application | Mechanical mixing, stirring |
| Origin | China |
Available Variants
| Leaf Diameter | Length |
| 45 mm | 250 mm |
| 63 mm | 300 mm |
| 63 mm | 330 mm |
| 80 mm | 350 mm |
| 80 mm | 400 mm |
| 95 mm | 450 mm |
| 100 mm | 500 mm |
| 110 mm | 600 mm |







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