Excepting air shear and centrifugal style nozzles, most airblast sprayers employ nozzle bodies designed to except hydraulic nozzles distributed evenly along the booms. Nozzle caps compress the nozzle against the body to force the spray mix through the nozzle orifice. Nozzle bodies are not all created equal. Double Outlet Roll-Over Nozzle Bodies Double outlet roll-over […]
Some pesticide labels require or prohibit certain droplet sizes to reduce the potential for drift. But, even when labels are silent about size restrictions, operators should be aware of the potential for droplet size to affect coverage. In the case of airblast, droplets should be: large enough to survive evaporation between nozzle and target. small […]
Read More… from How Airblast Spray Droplets Behave (or Misbehave)
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 the column until you encounter the travel speeds you’re interested in. […]
Editor’s Note: Any brand-specific references or recommendations in this article are based on the author’s experience. Sprayers101 endeavours to preserve brand independence and impartiality to best serve our readers. During my many years of work in the Australian vegetable and horticultural industry, I am continually asked: Q. What is the best spray unit to use? […]
Read More… from Nozzle Choice in Vegetable Crops – an Australian Perspective
It’s a rainy Friday in 2017 and I decided to deal with the articles, factsheets, manuals and other sprayer-related documents that have been piling up on my desk for a year. My filing strategy is based on some advice I got from Dr. Bernard Panneton (Application Tech Guru) back in 2009. He said to read […]
Read More… from Humility in the Face of History – The Vermorel Nozzle