Straight-Shaped Filling Nozzles Evaluated in Filling Precision Experiments
| Nozzle Description/Material | Nozzle Tip | Manufacturer | ||
|---|---|---|---|---|
| Inner Diameter | Wall Thickness | |||
| (mm) | (mm) | Description | ||
| Hydrophilic Nozzles | ||||
| Glass | 1.5 | 1.5 | Thick-walled | Pegasus Industrial Specialties Inc. (Cambridge, OH) |
| Glass | 2.0 | 1.5 | Thick-walled | |
| Glass | 2.0 | 0.35 | Thin-walled | |
| Stainless steel | 1.5 | 0.35 | Thin-walled | INOVA (Optima Pharma GmbH, Germany) |
| Stainless steel | 2.0 | 0.35 | Thin-walled | |
| Hydrophobic Nozzles | ||||
| Teflon® | 1.6 | 0.75 | Thin-walled | Saint-Gobain Performance Plastics (Mickleton, NJ) |
| Teflon-coated stainless steel | 2.0 | 0.35 | Thin-walled | SPC Manufacturing (Rillieux-La-Pape, France) |
| Silicone | 3.2 | 1.6 | Thick-walled | Saint-Gobain Performance Plastics (Mickleton, NJ) |
| Custom Nozzle Assemblies | ||||
| Glass nozzle connected to a Teflon tip via silicone tubing with sponge inside | 1.6 | 0.75 | Thin-walled | Custom-made in-house |
| Glass nozzle connected to a Teflon tip via silicone tubing without sponge | 1.6 | 0.75 | Thin-walled | Custom-made in-house |