What size tip do you need to spray gelcoat?
Use a 2.5-3mm tip and it will work great, you just need to be careful not to let the gelcoat go off in the gun because unlike the G100 it’s impossible to clean once it does.
Do you need a special spray gun for gelcoat?
For best results spraying gelcoat, we recommend a spray gun designed specifically for applying gelcoat, such as the ES G100 Gelcoat Spray Gun.
What size nozzle do you use for clear coat?
Clearcoats should be sprayed with a 1.3 to 1.7 nozzle. Sealers and single-stage urethanes should be sprayed with 1.4 to 1.6 nozzles.
Can you spray clear coat with a 1.4 tip?
For spraying clear coats on small parts and projects, we recommend a 1.2mm tip. For spraying a whole car, a 1.3mm tip is recommended. The 1.4mm tip is perfect for base coats and metallic as the droplet size allows the particles to self-orient to eliminate streaking and mottling.
Can you spray gelcoat with HVLP?
HVLP Gel Coat Spray Guns You will have the choice between a HVLP gun where gel coat is mixed prior to putting it into the gun or one that allows for mixing of the catalyst after the material is sprayed. For larger repair jobs a gel coat spray gun that mixes after the material is sprayed would be a better solution.
Can you spray gelcoat with an airless sprayer?
MARINE M12 has been designed for the nautical world. This model is made for spraying Gelcoat and Antifouling paints. Airless spray painting is a technique that prevents overspray problems.
Can I use a roller to apply gelcoat?
You may either roll the gelcoat on, like paint, or spray it on, to apply the gelcoat. If you want to roll on a gelcoat, be sure to use a 1/8 “or 1⁄4” solvent-resistant nap. Be sure not to use foam rollers because they tend to leave the bubbles. If you brush on the gel coat, make sure to use a solvent-resistant brush.
How much psi do I need to spray clear coat?
When spraying base coat clear coat systems, you want to spray at 26-29 PSI. You measure this PSI by pulling the trigger and letting air flow through the tip of your gun with your dial or digital readout saying 26-29 PSI.
How thick should gelcoat be?
Gelcoat needs to be applied evenly. We suggest a thickness of 18-20 mils to properly cure.
Can you thin gelcoat with acetone?
One of the most commonly used products for thinning gelcoat is acetone, and though this product will lower the viscosity, it has a strong tendency to adjust the color of the material as it cures.
How big of a nozzle do I need to spray gel coat?
Typically you will use a fairly large fluid nozzle (above 1.8). One potential option would be a 2100 gun pressure pot outfit which for $954 dollars would give you a complete pressure pot, spray gun, and hose outfit to spray gel coat.
Do you need a pressure pot to spray gel coat?
It is generally not a good option for high production fiberglass work. If you want to spray gel coat with a pressure pot and spray gun. Typically you will use a fairly large fluid nozzle (above 1.8).
What kind of spray gun does bottom paint store use?
Most spray gun manufacturers will provide this information in their product overview. The Bottom Paint Store distributes ES Manufacturing Gelcoat Spray Guns. The ES G830 gun will support a range of 0.8 – 2.0 mm. The ES G100 and G200 gelcoat spray guns support a range of 0.8 – 7.1 mm tips.
What’s the best way to spray a gel coat?
Your goal is to have a finish that doesn’t appear to chunky if it is chunky you need to increase air pressure or decrease fluid pressure or both. Once you have your equipment set you can spray the gel coat. Typically you will spray gel coat in a few layers with each layer being about 5 – 8 Mils wet with a total mill build goal of about 18 mils.