What do Graco tip numbers mean?
The first number, when multiplied by 2, tells you how wide of a fan the tip will create when sprayed at a distance of 12 inches from the surface. The second two numbers are the orifice size of the tip, in thousandths of an inch, that determines how much fluid will leave the spray tip.
How do you know what size spray tip to use?
Understanding the Numbers
- The first digit is half of the fan width, the “5” in “517” equals a 10 inch spray fan width (5 x 2 = 10)
- The last two digits are the size of the tip opening in thousandths of an inch, the “17” in “517” means the tip hole size is . 017 inch.
What size tip should I use to spray walls?
To paint larger surfaces, such as ceilings or tables, it would be more appropriate to use a 411 spray tip with lacquers or paints / interior materials. To paint rooms or houses, a 515 spray tip would do best.
What is a 525 spray tip used for?
The Reverse-A-Clean (RAC) 525 RAC 5 SwitchTip produces a 10 to 12 inch fan and has a 0.025 inch orifice. Reverse the SwitchTip to easily clear clogs. Used for residential, commerical or industrial applicaitions. Best used with materials ranging from lacquers, latex paints and mastics.
Do you have to back roll when spraying paint?
As a minimum, the first coat (ASU) on ceilings should always be back-rolled after spray application, unless ceilings are to be sanded. The back-rolling of subsequent coats is highly desirable as it enhances the uniform soft texture and light scattering capability.
Do I have to clean paint sprayer between coats?
Spray guns should absolutely be cleaned between coats if you are switching from paint to lacquer, or will need to use a second type or color of paint.
What is a 312 spray tip used for?
I love the 312 tip. As a contractor this is so great for spraying close to windows and doors without wasting paint. These tips are a game changer for airless spraying of cabinets and doors.
How long can paint be left in spray gun?
How Long Can You Leave Paint In A Sprayer? The most common storage method for most airless paint sprayers is short storage – three to three months. During these years, almost all interior painters as well as contractors have this period of working.