Cylindrical (Plain) Stir Bars
General-purpose magnetic stir bars with a smooth cylindrical profile. Designed for reliable, low-friction stirring across a wide range of routine laboratory applications. Ideal for most standard mixing tasks.
| Product | Code | Product Description |
|---|---|---|
| Stirrer Bar PTFE Plain 12mm x 4.5mm (L x D) | 001.212.C | Plain PTFE magnetic stirrer bar with round profile. 12mm length x 4.5mm diameter. |
| Stirrer Bar PTFE Plain 15mm x 4.5mm (L x D) | 001.215.C | Plain PTFE magnetic stirrer bar with round profile. 15mm length x 4.5mm diameter. |
| Stirrer Bar PTFE Plain 20mm x 6mm (L x D) | 001.220.C | Plain PTFE magnetic stirrer bar with round profile. 20mm length x 6mm diameter. |
| Stirrer Bar PTFE Plain 25mm x 6mm (L x D) | 001.225.C | Plain PTFE magnetic stirrer bar with round profile. 25mm length x 6mm diameter. |
| Stirrer Bar PTFE Plain 30mm x 6mm (L x D) | 001.230.C | Plain PTFE magnetic stirrer bar with round profile. 30mm length x 6mm diameter. |
| Stirrer Bar PTFE Plain 40mm x 8mm (L x D) | 001.240.C | Plain PTFE magnetic stirrer bar with round profile. 40mm length x 8mm diameter. |
| Stirrer Bar PTFE Plain 50mm x 8mm (L x D) | 001.250.C | Plain PTFE magnetic stirrer bar with round profile. 50mm length x 8mm diameter. |
| Stirrer Bar PTFE Plain 60mm x 10mm (L x D) | 001.260.C | Plain PTFE magnetic stirrer bar with round profile. 60mm length x 10mm diameter. |
| Stirrer Bar PTFE Plain 70mm x 10mm (L x D) | 001.270.C | Plain PTFE magnetic stirrer bar with round profile. 70mm length x 10mm diameter. |
| Stirrer Bar PTFE Plain 80mm x 10mm (L x D) | 001.280.C | Plain PTFE magnetic stirrer bar with round profile. 80mm length x 10mm diameter. |
| Stirrer Bar PTFE Plain 108mm x 27mm (L x D) | 001.2108.C | Large plain PTFE magnetic stirrer bar. 108mm length x 27mm diameter. |
| Stirrer Bar PTFE Plain 159mm x 27mm (L x D) | 001.2159.C | Extra-large plain PTFE magnetic stirrer bar. 159mm length x 27mm diameter. |
Pivot Ring Stir Bars
Cylindrical stir bars with an integrated pivot ring that reduces surface contact and improves stability. Particularly useful for uneven vessel bases and helps minimise vibration and wear during stirring.
| Product | Code | Product Description |
|---|---|---|
| Stirrer Bar PTFE Pivot Ring 8mm x 3mm (L x D) | 001.308.C | PTFE magnetic stirrer bar with pivot ring. 8mm length x 3mm diameter. |
| Stirrer Bar PTFE Pivot Ring 12mm x 4.5mm (L x D) | 001.312.C | PTFE magnetic stirrer bar with pivot ring. 12mm length x 4.5mm diameter. |
| Stirrer Bar PTFE Pivot Ring 15mm x 4.5mm (L x D) | 001.315.C | PTFE magnetic stirrer bar with pivot ring. 15mm length x 4.5mm diameter. |
| Stirrer Bar PTFE Pivot Ring 20mm x 6mm (L x D) | 001.320.C | PTFE magnetic stirrer bar with pivot ring. 20mm length x 6mm diameter. |
| Stirrer Bar PTFE Pivot Ring 25mm x 6mm (L x D) | 001.325.C | PTFE magnetic stirrer bar with pivot ring. 25mm length x 6mm diameter. |
| Stirrer Bar PTFE Pivot Ring 30mm x 6mm (L x D) | 001.330.C | PTFE magnetic stirrer bar with pivot ring. 30mm length x 6mm diameter. |
| Stirrer Bar PTFE Pivot Ring 40mm x 8mm (L x D) | 001.340.C | PTFE magnetic stirrer bar with pivot ring. 40mm length x 8mm diameter. |
| Stirrer Bar PTFE Pivot Ring 50mm x 8mm (L x D) | 001.350.C | PTFE magnetic stirrer bar with pivot ring. 50mm length x 8mm diameter. |
| Stirrer Bar PTFE Pivot Ring 60mm x 10mm (L x D) | 001.360.C | PTFE magnetic stirrer bar with pivot ring. 60mm length x 10mm diameter. |
| Stirrer Bar PTFE Pivot Ring 70mm x 10mm (L x D) | 001.370.C | PTFE magnetic stirrer bar with pivot ring. 70mm length x 10mm diameter. |
| Stirrer Bar PTFE Pivot Ring 108mm x 24mm (L x D) | 001.3108.C | Large PTFE magnetic stirrer bar with pivot ring. 108mm length x 24mm diameter. |
| Stirrer Bar PTFE Pivot Ring 159mm x 24mm (L x D) | 001.3159.C | Extra-large PTFE magnetic stirrer bar with pivot ring. 159mm length x 24mm diameter. |
Cross / Crosshead Stir Bars
Engineered for increased turbulence and efficient mixing. The multi-arm design enhances agitation, making these ideal for dissolving solids or working with more demanding samples.
| Product | Code | Product Description |
|---|---|---|
| Stirrer Bar PTFE Cross Shaped 20mm x 8mm (D x H) | 001.2402.C | Cross-shaped PTFE magnetic stirrer bar. 20mm diameter x 8mm height. |
| Stirrer Bar PTFE Cross Shaped 38mm x 11mm (D x H) | 001.2405.C | Cross-shaped PTFE magnetic stirrer bar. 38mm diameter x 11mm height. |
| Stirrer Bar PTFE Cross Shaped 50mm x 15mm (D x H) | 001.2406.C | Cross-shaped PTFE magnetic stirrer bar. 50mm diameter x 15mm height. |
Oval Stir Bars
Optimised for use in round-bottom flasks and curved vessels. Their shape promotes smooth rotation and stable vortex formation, improving mixing consistency.
| Product | Code | Product Description |
|---|---|---|
| Stirrer Bar PTFE Oval Shaped 10mm x 5mm (L x D) | 001.610.C | Oval PTFE magnetic stirrer bar. 10mm length x 5mm diameter. |
| Stirrer Bar PTFE Oval Shaped 15mm x 6mm (L x D) | 001.615.C | Oval PTFE magnetic stirrer bar. 15mm length x 6mm diameter. |
| Stirrer Bar PTFE Oval Shaped 20mm x 10mm (L x D) | 001.620.C | Oval PTFE magnetic stirrer bar. 20mm length x 10mm diameter. |
| Stirrer Bar PTFE Oval Shaped 25mm x 12mm (L x D) | 001.625.C | Oval PTFE magnetic stirrer bar. 25mm length x 12mm diameter. |
| Stirrer Bar PTFE Oval Shaped 30mm x 16mm (L x D) | 001.630.C | Oval PTFE magnetic stirrer bar. 30mm length x 16mm diameter. |
| Stirrer Bar PTFE Oval Shaped 40mm x 20mm (L x D) | 001.640.C | Oval PTFE magnetic stirrer bar. 40mm length x 20mm diameter. |
| Stirrer Bar PTFE Oval Shaped 64mm x 20mm (L x D) | 001.664.C | Oval PTFE magnetic stirrer bar. 64mm length x 20mm diameter. |
| Stirrer Bar PTFE Oval Shaped 70mm x 20mm (L x D) | 001.670.C | Oval PTFE magnetic stirrer bar. 70mm length x 20mm diameter. |
Micro (Flea) Stir Bars
Designed for very small volumes and micro-scale applications. Compact and highly responsive, these are ideal for vials, microtubes, and limited sample sizes.
| Product | Code | Product Description |
|---|---|---|
| Stirrer Bar PTFE Micro 5mm x 2mm (L x D) | 001.805.C | Micro PTFE magnetic stirrer bar. 5mm length x 2mm diameter. |
| Stirrer Bar PTFE Micro 6mm x 3mm (L x D) | 001.806.C | Micro PTFE magnetic stirrer bar. 6mm length x 3mm diameter. |
| Stirrer Bar PTFE Micro 8mm x 3mm (L x D) | 001.808.3.C | Micro PTFE magnetic stirrer bar. 8mm length x 3mm diameter. |
| Stirrer Bar PTFE Micro 10mm x 3mm (L x D) | 001.810.C | Micro PTFE magnetic stirrer bar. 10mm length x 3mm diameter. |
| Stirrer Bar PTFE Micro 13mm x 3mm (L x D) | 001.813.C | Micro PTFE magnetic stirrer bar. 13mm length x 3mm diameter. |
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