Rates and Calibration | Sprayers 101

How low can you go?

Nozzle_Guy Boom Sprayers, Calibration, Coverage, Featured Article, Lookup Tables, Nozzles & Droplets, Nozzles and Droplets, Rates and Calibration, Spray Basics

There’s a lot of talk about lowering the boom to reduce drift and make twin fan nozzles more effective. But how low can we actually go with a boom before striping becomes a problem? We’ve done some calculating and have come up with answers. ...Read More

Boom Heights at Fan Angles worksheet

Nozzle_Guy Boom Sprayers, Calibration, Coverage, Featured Article, Lookup Tables, Nozzles & Droplets, Nozzles and Droplets, Rates and Calibration, Spray Basics, Tables & Apps

Use this spreadsheet to calculate the minimum boom heights needed for various applications. Some caution: The values are theoretical and assume the fan angles are accurate. Some nozzles don’t produce the advertised fan angle. Enter your actual angle in the spreadsheet The theory assumes ...Read More

Diagnosing airblast coverage

Spray_Guy Coverage, Rates and Calibration, Speciality Sprayers

Assuming there are no mechanical or maintenance problems, water-sensitive paper can be used to diagnose sprayer performance. Go here to read more about water-sensitive paper. Interpreting the results and knowing what changes to make is the critical part of the process. Observing no coverage, or a sodden paper, ...Read More

Calibrating a Plot Sprayer

Nozzle_Guy Boom Sprayers, Calibration, Rates and Calibration

It’s the rite of passage of many agricultural summer students across the world: applying experimental treatments to field plots using a research sprayer. The results of these experiments may be the basis of new product use registrations, or provide clues into future scientific studies. ...Read More

Nozzle Sizing and Calibration Charts

Nozzle_Guy Boom Sprayers, Calibration, Calibration & Air Adjustment, Lookup Tables, Nozzles & Droplets, Nozzles & Droplets, Nozzles and Droplets, Rates and Calibration, Speciality Sprayers, Tables & Apps

Need to find the right nozzle size for your application? Sometimes a simple chart is the easiest way to figure things out. Print it and place it in your sprayer cab. In this chart, identify your water volume along the top row, and follow ...Read More

Rates and Calibration Articles