GrowNotes
Spray application manual
31 January 2025
Module 3: Nozzle design and function
Module 3: Nozzle design and function
Module 3 explains how nozzle choice impacts on spray application.
- 3.1: Introduction
- 3.2: Nozzle design and function
- 3.3: Properties of the droplet that affect its ability to get to the target and stay on the target
- 3.4: Droplet velocity
- 3.5: Droplet trajectory
- 3.6: Droplet density (mass)
- 3.7: The process of making droplets using hydraulic pressure
- 3.8: Standard or extended range flat fans
- 3.9: Variations on the standard flat-fan nozzle design
- 3.10: Air-induction nozzles
- 3.11: Anvil and hybrid anvil nozzles
- 3.12: Fenceline nozzles and offset nozzles
- 3.13: Streaming nozzles
Key points
Nozzles are designed to control flow rate and determine the spray pattern
Nozzle design impacts on droplet size, velocity, trajectory and retention on the target
Formulation and tank mix can affect nozzle performance and the droplets produced.