Many people use HVLP (high-volume, low-pressure) spray gun for DIY project but uncertain about the size of air compressor for HVLP spray gun. Choosing the right size air compressor for HVLP spray gun is essential in achieving maximum performance, as it will provide enough pressure and volume to help improve the quality of your work while still being within budget.

This guide will provide you with all the information regarding what size air compressor you will need to power your paint or lacquer finish job effortlessly!

What Size Air Compressor For HVLP Spray Gun

Table Of Contents

What Size Air Compressor For HVLP Spray Gun

For HVLP spray gun, you’ll need an air compressor with a CFM rating of at least 2-6 and a PSI rating around 15-20. HP should be in the 2-3 range, and the tank size should be around 6 gallons or higher.

Minimum Size Air Compressor For HVLP Spray Gun

What Is HVLP Spray Gun?

HVLP stands for High-Volume Low-Pressure, and is a type of spray gun that uses air from an air compressor to atomize paint or lacquer. This method is much more efficient than traditional methods, as it puts less strain on the environment (as there is far less overspray) and provides superior finish quality. HVLP spray guns are the preferred method of spray painting and staining for many professionals, as they produce superior results with less effort.

Types of HVLP Spray Guns:

There are several different types of HVLP spray guns available, each with their own unique features and capabilities. The most common types of HVLP spray guns are:

1- Gravity-Feed HVLP Gun

2- Siphon-Feed HVLP Gun

3- Turbine-Powered HVLP Gun

1- Gravity-Feed HVLP Gun:

Gravity-feed HVLP guns are the most common type of spray gun, as they are low cost and easy to use. They work by utilizing gravity to draw paint from a cup or container attached directly to the gun handle.

2- Siphon-Feed HVLP Gun:

Siphon-feed HVLP guns utilize a tube that is connected to a container of paint or lacquer, which is then drawn up into the gun and sprayed. These guns are more powerful than gravity-feed guns and are capable of producing higher quality finishes.

3- Turbine-Powered HVLP Gun:

Turbine-powered HVLP guns utilize air from an air compressor to atomize the paint or lacquer. These guns are the most powerful of all HVLP guns and produce the highest quality finishes.

7 Important Factors to Consider When Selecting an Air Compressor for HVLP Spray Gun:

When selecting an air compressor for HVLP spray gun, it is important to consider the following factors:

1. PSI Rate:

PSI (pounds per square inch) measures the amount of pressure being delivered by a compressor. The higher the PSI, the more powerful the compressor will be. Most HVLP guns require at least 8-10 PSI for proper operation.

2. Horsepower:

HP (horsepower) measures the amount of power being delivered by a compressor. Generally speaking, the higher the HP rating, the more powerful and efficient your compressor will be.

3. Tank Size:

Tank size is an important factor to consider when selecting an air compressor for HVLP spray gun. The larger the tank, the more air that can be stored and used, this means you’ll have more consistent flow while spraying. A larger tank also helps reduce noise levels created by a compressor.

4. CFM Air Output:

CFM (cubic feet per minute) measures how much air is being released from a compressor in one minute; this has a direct impact on the performance of your paint sprayer. Most HVLP guns require at least 2 CFM for proper operation.

5. Flow Meter:

Flow meters are used to measure the amount of air that is being released from a compressor. This helps you ensure you have adequate air flow while spraying, which will ultimately result in better finish quality.

6. Duty Cycle:

Duty cycle is an important factor when selecting an air compressor for HVLP spray gun, as it measures how long a compressor can run continuously before needing to rest and cool down. It’s generally recommended to look for a duty cycle rating of at least 70%.

7. Portability:

Portability is also an important factor when selecting an air compressor for HVLP spray gun, as it will determine how easy (or difficult) it is to move and transport the compressor. Generally speaking, smaller and lighter compressors are easier to move around than larger models.

By keeping these important factors in mind when selecting an air compressor for HVLP spray gun, you can ensure that your compressor provides enough pressure and volume to help improve the quality of your work while still being within budget.

Factors in Detail:

Now let’s discuss these 7 factors one by one in detail.

PSI Requirement for HVLP Spray Gun:

The PSI (pounds per square inch) required to run an HVLP spray gun with an air compressor depends on the type of HVLP spray gun being used. Generally speaking, gravity-feed HVLP guns require 8-10 PSI, siphon-feed HVLP guns require 10-12 PSI and turbine-powered HVLP guns require 15-20 PSI for proper operation.

CFM Requirement for HVLP Spray Gun:

The CFM (cubic feet per minute) required to run an HVLP spray gun with an air compressor depends on the type of sprayer being used and the size of the tank. Generally speaking, for a small tank (1-2 gallons) you will need at least 2 CFM; for a medium tank (4-6 gallons) you will need at least 4 CFM and for a large tank (8-10 gallons) you will need at least 6 CFM.

Horsepower Requirement for HVLP Spray Gun:

The HP (horsepower) needed to run an HVLP spray gun with an air compressor depends on the type of sprayer being used and the size of the tank. Generally speaking, for a small tank (1-2 gallons) you will need at least 1.5 HP; for a medium tank (4-6 gallons) you will need at least 2 HP and for a large tank (8-10 gallons) you will need at least 3 HP.

Tank Size Requirement for HVLP Spray Gun:

The tank size required to run an HVLP spray gun with an air compressor depends on the type of sprayer being used and the extent of your spraying tasks. Generally speaking, if you have simple projects that don’t require extensive spraying, then a small or medium tank (1-6 gallons) should suffice; however, if you have larger projects that require more spraying, then you should opt for a larger tank (8-10 gallons).

Flow Meter Requirement for HVLP Spray Gun:

A flow meter is a device used to measure the amount of air that is being released from a compressor in one minute. This helps you ensure you have adequate air flow while spraying, which will ultimately result in better finish quality. It is recommended to use a digital flow meter for maximum accuracy, as it will provide readings up to 0.1 CFM increments.

Duty Cycle Requirement for HVLP Spray Gun:

The duty cycle of an air compressor measures how long an air compressor can run continuously before needing to rest and cool down. For HVLP spraying projects, it’s generally recommended to look for a duty cycle rating of at least 70%.

Portability Requirement for HVLP Spray Gun:

Why Do You Need An Air Compressor For HVLP Spray Gun?

You need an air compressor for a HVLP spray gun because it provides the necessary amount of pressure and volume to help improve the quality of your work. The right air compressor should provide enough power to make sure that you can complete your projects efficiently while also staying within budget. By keeping all of these factors in mind when selecting an air compressor for a HVLP spray gun, you will be able to achieve maximum performance and the best results possible.

10 Advantages Of Using An Air Compressor With HVLP Spray Gun:

1. Improved Finish Quality:

By using an air compressor with a HVLP spray gun, you can ensure that the atomized paint or material is sprayed onto the surface more evenly. This will ultimately lead to improved finish quality and better overall results.

2. Reduced Overspray:

An air compressor helps reduce overspray since it provides enough power for the paint or material to be evenly atomized into a fine mist. This helps prevent the paint or other materials from being spread unevenly and landing on unwanted surfaces.

3. Faster Painting:

Using an air compressor with an HVLP spray gun provides enough power for your project to be completed quickly, saving you time in the long run.

4. Cost Savings:

Using an air compressor with a HVLP spray gun eliminates the need for using aerosol cans, which can be costly in the long run.

5. Less Noise:

Air compressors generate less noise than aerosol cans when used to power a hvlp spray gun, making it ideal for indoor use or in scenarios where silence is required.

6. Easier To Control:

An air compressor provides more control over the atomization process compared to aerosol cans, allowing you to achieve better results.

7. Greater Flexibility And Range Of Motion:

With an air compressor, you can move freely around your work space since the unit does not have to be close to the spray gun.

8. Increased Accuracy:

An air compressor with a HVLP spray gun provides more precise control, allowing for greater accuracy and better results.

9. Reduced Fatigue:

Using an air compressor eliminates the need for manual spraying, which can be tiring after long hours of work.

10. More Consistent Performance:

An air compressor provides a steady supply of air pressure and volume that is required for a HVLP spray gun to perform consistently over time. This ensures that the finish quality remains consistent throughout your project and that you get the best possible results.

Frequently Asked Questions

Question #1

What is the ideal size air compressor for a HVLP spray gun?

The ideal size air compressor for a HVLP spray gun will depend on the type and size of your project. Generally speaking, it is best to choose an air compressor that can provide anywhere from 6-15 CFM (cubic feet per minute) at 90 PSI (pounds per square inch). It is also important to select an appropriately sized tank as this will determine how often you will need to refill or recharge the unit.

Question #2

What are the key features to look for when purchasing an air compressor for hvlp spray guns?

When looking for an air compressor for a HVLP spray gun, there are a few key features you should look for. First, make sure that the unit provides enough power (CFM and PSI) for your project. Additionally, look for an air compressor with a low-maintenance design as this will ensure fewer problems down the road. Furthermore, consider factors such as noise level, portability, and size of tank before making a purchase.

Question #3

Does using an air compressor increase my safety when using a HVLP spray gun?

Yes! By using an air compressor with a HVLP spray gun, you can decrease the risk of injury since it eliminates the need to manually spray paint or other materials onto surfaces. This helps reduce fatigue and also prevents accidental overspray that could potentially cause harm.

Question #4

How often should I refill or recharge an air compressor for hvlp spray guns?

This will depend on the size of the tank and how much power your project requires. Generally speaking, you should expect to refill or recharge a typical air compressor with a 1-2 gallon tank every 30 minutes or so. If you are using a higher capacity tank, then you may not need to do this as often. Additionally, make sure to check the pressure gauge regularly to ensure that the unit is performing properly.

Question #5

Are there any other benefits of using an air compressor with HVLP spray guns compared to aerosol cans?

Yes! Aside from increased safety, accuracy and control, using an air compressor with a HVLP spray gun also allows you to save money in the long run as aerosol cans can be quite costly. Additionally, air compressors generate less noise than aerosol cans when used indoors or in scenarios where silence is required. Lastly, using an air compressor provides greater flexibility and range of motion since the unit does not have to be close to the spray gun.

Question #6

What if I need more power than what my air compressor provides?

If you find that your current air compressor is not providing enough power for a particular project, then you may want to consider purchasing an additional unit with a larger tank and higher CFM rating. Additionally, some manufacturers offer ‘booster units’ which can be attached to your existing air compressor in order to increase its output.

Question #7

Should I invest in an oil-free or lubricated model when purchasing an air compressor for HVLP spray guns?

This largely depends on the type of materials you are spraying as well as the environment in which you will be using the unit. Generally speaking, oil-free models tend to require less maintenance and are more suitable for smaller projects. For larger scale operations, however, it may be worth investing in a lubricated model as they can provide more power and run more efficiently.

Question #8

Should I consider purchasing additional accessories when buying an air compressor for HVLP spray guns?

Yes! Depending on the type of project you plan on working on, there are additional accessories that may be worth considering such as regulators, filters, hoses, nozzles and pressure gauges. Additionally, some manufacturers offer kits with everything you need to get started right away.

Question #9

What maintenance do air compressors for HVLP spray guns require?

It is important to keep your air compressor maintained in order to get the best results and avoid any potential problems down the road. Generally speaking, you should check and clean the air intake filter at least once a month and make sure to regularly drain the tank in order to prevent rust build-up. Additionally, it is important to keep an eye on the pressure gauge as this can indicate when maintenance may be needed.

Question #10

Are there any tips for using air compressors with HVLP spray guns?

Yes! In order to ensure optimal performance, make sure that you monitor your project closely as this will help you determine when additional coats of paint or other materials may be necessary. Additionally, take regular breaks to allow your equipment time to cool down and always wear appropriate safety gear such as gloves and goggles.

Question #11

What are some safety precautions to keep in mind when using an air compressor with HVLP spray guns?

Always remember to wear appropriate safety gear such as gloves, goggles and a face mask. Additionally, make sure that you regularly check the pressure gauge and ensure that the unit is not being overworked. Lastly, it is important to keep your workspace well-ventilated as this will reduce potential health risks associated with working with paint or other materials.

Question #12

Are there any specific regulations I need to be aware of when using an air compressor for HVLP spray guns?

It is important to be aware of local laws and regulations regarding the use of compressed air tools as these may vary from region to region. Additionally, it is advisable to consult with a professional when in doubt or if you have any safety concerns.

Question #13

What type of warranty should I look for when purchasing an air compressor for HVLP spray guns?

When shopping for an air compressor, always make sure to do your research and read the product’s warranty information carefully. Generally speaking, most manufacturers offer at least one year of coverage on their units which should cover any parts or labor costs associated with repairs or maintenance.

Question #14

Are there other benefits to using an air compressor rather than aerosol cans?

Yes! Aside from better performance and more control over the spray patterns, using an air compressor can help you save money in the long run as compressed air is cheaper than aerosol cans. Additionally, air compressors are also more environmentally friendly and can help reduce the amount of waste associated with paint or other materials.

Question #15

What size of tank should I get when purchasing an air compressor for HVLP spray guns?

The size of the tank will largely depend on the type of projects you plan on working on. For smaller scale tasks, a tank between 6-20 gallons should suffice whereas larger operations may require a unit with a larger capacity. It is also important to consider how often you plan on using the unit in order to determine if it would be best to invest in a model with a bigger tank or one that requires less frequent maintenance.

Conclusion:

When it comes to choosing the right size air compressor for HVLP spray guns, there is no one-size-fits-all solution. The size of the tank and overall power requirements should be considered based on the type of project you plan on working on.

Additionally, make sure to double check product warranties and local regulations before making a purchase. Finally, always remember to use appropriate safety gear and take regular breaks while working with any type of compressed air tools to ensure optimal performance and protection.

Overall, choosing the right size air compressor for HVLP spray guns requires careful consideration and research in order to get the best results. With a bit of knowledge and preparation, you can be sure to achieve maximum performance and get the most out of your DIY project.