Correcting Spray Pattern Problems

- by Jorge Flores, Marketing Coordinator / Customer Service

 

In our everyday dealings with customers and equipment, We are always looking for ways to introduce efficiencies and help our customers get the most out of their equipment. Over the coming weeks I will be blogging about some simple tips and tricks you can utilize to get the most life and the best spray quality out of your spray equipment. Whether you are using conventional, HVLP, manual, automatic, marking, paint, adhesive, or silvering guns these tips will help and apply to you.

 

Tip 1: Correcting Spray Pattern Flaws.

 

A common problem that we run into, no matter what type of spray gun you are using or what type of material you are spraying, is spray pattern inconsistencies. Use the following table that we put together to help you troubleshoot any spray pattern flaws that you may be experiencing. 

 

Best Spray PatternDesired Spray Result

 

 

 

Spray Pattern Test Deviation Required Adjustment
Spray Pattern 1 Spray pattern is spilt in the center Set a wider spray pattern
Spray Pattern 2 Spray pattern is too thick at the ends Set a more rounded spray pattern
Spray Pattern 3 Spray pattern shows large droplets Increase the nozzle air pressure
Spray Pattern 4 Material application in the center of the spray pattern is very thin Decrease the nozzle air pressure
Spray Pattern 5 Spray pattern is split in the center
  • Increase the nozzle diameter
  • Reduce nozzle air pressure
  • Increase material pressure
Spray Pattern 6 Spray pattern is very spherical
  • Reduce material pressure
  • Increase nozzle air pressure