The Ultimate Guide on what is plastisol ink for Screen Printing: How to Use It, What to Expect, and Why It's Essential for Your Business!

Everything You Must Need to Know About what is plastisol ink: Its Benefits, Drawbacks, and Best Practices for Use in Screen Printing

Have you ever wondered how your favorite graphic T-shirt got its vibrant and long-lasting print? Or are you a clothing business owner looking to dive into the world of screen printing? In either case, you’ve likely come across the term “plastisol ink” and might be curious to know more about it. In this in-depth Guide on what is plastisol ink, we’ll cover everything you need to know about plastisol ink, from its composition and manufacturing process to its various applications and benefits.


Plastisol ink is the go-to choice for many screen printers and clothing brands worldwide, thanks to its versatility, durability, and ease of use. It has been the industry standard for decades and continues to be a popular choice for both beginners and seasoned professionals.

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What is Plastisol Ink?

Plastisol ink, as intriguing as it may sound, is a game-changer in the world of screen printing. But what exactly is it? Plastisol ink is a suspension of PVC (polyvinyl chloride) particles and a plasticizer, which together create a thick, pliable, and easily printable substance. Let’s break down these two key components for a better understanding of exactly what is plastisol ink:


Plastisol Ink

PVC (polyvinyl chloride) particles

PVC is a widely-used synthetic plastic polymer known for its durability, flexibility, and resistance to various environmental factors. In the context of plastisol ink, these particles are responsible for providing a solid structure and strength to the printed design.


The plasticizer is a vital ingredient in plastisol ink, as it’s responsible for giving the ink its flexibility and workability. It’s a clear, odorless liquid that, when combined with the PVC particles, creates a smooth and easily printable mixture.


Features and characteristics of Plastisol Ink

Now that we’ve uncovered the secret of what is plastisol ink made of and its composition let’s delve into its most prominent features and characteristics that make it a top choice for screen printers.


One of the key attributes of plastisol ink is its exceptional durability. Once cured correctly, the ink forms a strong bond with the fabric, resulting in prints that can withstand numerous washes and daily wear without fading or cracking. This is why plastisol ink is the go-to option for screen printers looking to create long-lasting prints that retain their quality over time.


Plastisol ink’s versatility is another reason for its widespread popularity. It can be used on a wide range of materials, including cotton, polyester, and various blends. Its adaptability makes it suitable for printing on everything from T-shirts and hoodies to tote bags and promotional items.


Vibrant colors

If you’ve ever been captivated by the vivid colors on a printed garment, chances are it was printed using plastisol ink. Its high opacity and ability to hold color make it the perfect choice for creating bold, eye-catching designs. Plus, it’s available in an extensive array of colors, giving screen printers endless possibilities for bringing their creative visions to life.

The Manufacturing Process of Plastisol Ink

A captivating blend of science and art, the manufacturing process of plastisol ink is a fascinating journey worth exploring. Let’s take a closer look at the steps involved in transforming raw materials into the vibrant, versatile ink that screen printers love to work with so you will fully understands what is plastisol ink used for and how is it made.

Raw materials sourcing

The journey begins with sourcing high-quality raw materials to ensure the ink's performance and consistency. Key ingredients, such as PVC particles, plasticizers, pigments, and additives, are carefully selected from reputable suppliers. The quality of these materials plays a significant role in determining the final ink's properties, making this step crucial in the manufacturing process.


Mixing PVC particles and plasticizer

Once the raw materials are sourced, the next step is to create the base of the ink by mixing PVC particles and the plasticizer. This combination forms a thick, homogenous mixture that serves as the foundation for the ink. During this stage, it's essential to achieve the right balance between the two components to ensure optimal viscosity and workability for the ink.


Adding pigments and other additives

With the base mixture ready, it's time to bring the ink to life by adding pigments and other additives. Pigments are responsible for giving the ink its vibrant color, while additives can enhance specific properties, such as opacity, viscosity, or curing time. The precise formulation varies depending on the type of plastisol ink being produced, but the goal is to create a consistent, high-quality ink that meets the specific requirements of screen printers.

Quality control and packaging

The final stage in the manufacturing process is quality control and packaging. At this point, the ink undergoes rigorous testing to ensure it meets industry standards and the manufacturer's specifications. Tests may include checking for proper viscosity, opacity, color accuracy, and curing properties. Once the ink has passed these tests, it's carefully packaged and sealed to preserve its quality until it reaches the hands of the screen-printer.


Types of Plastisol Inks

Just like the many colors in a painter’s palette, plastisol inks come in various types to cater to different printing needs and creative visions. Let’s dive into the exciting world of plastisol ink variations and discover how each type brings a unique flair to the art of screen printing.

Types of Plastisol Inks

Standard plastisol inks

The workhorse of the screen printing industry, standard plastisol inks are designed for general use on a wide range of materials. With a perfect balance of durability, color vibrancy, and ease of use, these inks are ideal for most printing projects. They’re available in a vast array of colors, making it easy for screen printers to find the perfect shade for any design.


High-opacity plastisol inks

When it comes to printing on darker fabrics, high-opacity plastisol inks are the go-to choice. These inks feature a higher pigment concentration, which allows them to create bright, vivid prints on dark backgrounds. The increased opacity means fewer print layers are needed, saving time and resources while still achieving stunning results.

Specialty plastisol inks

For those people looking to add some extra pizzazz to their prints, specialty plastisol inks offer a range of unique effects and finishes. Let’s explore some popular options:


Puff inks

Puff inks are designed to expand when heated, resulting in a raised, textured print that adds a touch of dimension to your designs. This eye-catching effect is perfect for creating stand-out prints that are as fun to touch as they are to look at.

Glitter inks

Who doesn’t love a bit of sparkle? Glitter inks are infused with tiny reflective particles, adding a dazzling shimmer to your prints. Ideal for festive designs or adding a touch of glamour to your garments, glitter inks are sure to make a statement.


Metallic inks

With their lustrous sheen, metallic inks bring an air of sophistication and elegance to your prints. These inks contain metallic particles that reflect light, creating a stunning, polished effect that’s perfect for high-end fashion or eye-catching promotional items.

Glow-in-the-dark inks

Transform your designs into a magical nighttime spectacle with glow-in-the-dark inks. These unique inks contain phosphorescent pigments that absorb and store light, allowing them to emit a soft glow when the lights go out. Ideal for children’s clothing, novelty items, or event promotions, glow-in-the-dark inks make your prints truly unforgettable.


How to Use Plastisol Ink

Armed with an arsenal of plastisol ink knowledge on what is plastisol ink, it’s time to put it into action. In this section, we’ll walk you through the essential steps to successfully use plastisol ink in your screen printing projects, from preparing the ink to achieving the perfect print.

How to Use Plastisol Ink

Preparing the ink

Proper storage and handling

To ensure the best results, it’s important to store and handle plastisol ink correctly. Keep the ink containers tightly sealed when not in use, and store them in a cool, dry place away from direct sunlight. This will help maintain the ink’s quality and prevent it from drying out or deteriorating.


Mixing and viscosity adjustment

Before printing, give the ink a good stir to ensure a smooth, even consistency. If the ink’s viscosity needs adjusting, you can add a compatible ink thinner or reducer, following the manufacturer’s guidelines. Make sure to mix the ink thoroughly to avoid any inconsistencies in print.

Screen printing process

Creating a stencil

The first step in the screen printing process is creating a stencil, also known as a screen. The stencil is made by applying a light-sensitive emulsion to a mesh screen and exposing it to UV light with the desired design in place. Once the emulsion hardens, the unexposed areas can be washed away, leaving the design on the screen.

Setting up the screen

With the stencil ready, it's time to set up the screen on your printing press. Ensure that the screen is properly aligned with the garment or item you're printing on, and adjust the off-contact distance to allow for even ink distribution.

Applying the ink

Now for the exciting part: applying the ink. Using a squeegee, pull the plastisol ink across the screen, pressing it through the mesh and onto the fabric below. Repeat this process as needed to achieve the desired ink coverage and vibrancy.


Curing the print

Once the ink is applied, it's crucial to cure the print properly. This typically involves using a conveyor dryer or heat press to expose the ink to high temperatures (usually around 320°F or 160°C) for a specific duration. Proper curing ensures the ink forms a strong bond with the fabric, resulting in a durable and long-lasting print.

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Tips for successful printing

Proper curing temperature

To achieve the best results, make sure to cure the ink at the recommended temperature and time specified by the manufacturer. Over- or under-curing the ink can lead to issues like premature fading, cracking, or poor washability.


Ink additives for specific effects

If you’re working with specialty inks or aiming for a specific effect, don’t forget to incorporate the appropriate additives as per the manufacturer’s guidelines. These additives can help modify the ink’s properties to achieve the desired outcome, whether it’s enhancing opacity, adjusting viscosity, or creating a unique finish.

Advantages and Disadvantages of Plastisol Ink

As with any printing method, plastisol ink has its own set of pros and cons. In this section, we’ll explore the advantages and disadvantages of using plastisol ink, helping you make an informed decision on what is plastisol ink and whether it’s the right choice for your screen printing projects.

Advantages and Disadvantages of Plastisol Ink


Easy to use

One of the primary benefits of plastisol ink is its ease of use. Its smooth, workable consistency makes it simple to apply, even for beginners. Additionally, plastisol ink doesn’t dry out quickly on the screen, giving you ample time to work with it during the printing process.

Long-lasting prints

When it comes to durability, plastisol ink is hard to beat. Properly cured prints are resistant to fading, cracking, and peeling, ensuring your designs maintain their vibrancy and quality over time. This makes plastisol ink an excellent choice for items that will be subject to regular use and washing.

Wide range of applications

Plastisol ink’s versatility is another of its strong suits. It’s suitable for use on a variety of materials, including cotton, polyester, and blended fabrics. Its adaptability makes it the go-to choice for printing on a range of products, from clothing and accessories to promotional items.



Environmental concerns

One of the downsides of plastisol ink is its environmental impact. PVC, a key component in plastisol ink, is a non-biodegradable plastic, and the use of phthalates in some plasticizers has raised concerns about potential health risks. Many manufacturers have started to produce phthalate-free plastisol inks, but it’s essential to be aware of these concerns when selecting your inks.

Limited breathability

Prints made with plastisol ink can sometimes feel heavier and less breathable than those made with water-based inks. This can be a drawback for certain garments or applications, especially if comfort is a priority.

Curing requirements

Properly curing plastisol ink is critical to achieving durable, long-lasting prints. This process typically requires specialized equipment, such as conveyor dryers or heat presses, which can be costly and may present a barrier to entry for some printers.


Alternatives to Plastisol Ink

While plastisol ink has its merits, it’s not always the perfect fit for every project. Thankfully, the screen printing world offers several alternatives, each with its unique characteristics and advantages. Let’s delve into some popular alternatives to plastisol ink and explore the key differences between plastisol and water-based inks.


Water-based inks

Water-based inks

Water-based inks are quite a popular alternative to plastisol ink, offering a softer, more breathable finish to the fabric. They work by using water as the primary solvent, allowing the pigments to penetrate the fibers of the material. This results in a print that feels more like a part of the fabric rather than sitting on top of it like plastisol ink. Water-based inks are also more environmentally friendly, as they don’t contain PVC or harmful phthalates. However, they can be more challenging to work with, as they dry faster on the screen and may require more frequent cleaning.


Discharge inks

Discharge inks are another option for screen printers seeking an alternative to plastisol ink. These inks work by removing the dye from the fabric, leaving the original color of the material in the printed areas. When combined with pigments, discharge inks can create vibrant prints on dark garments while maintaining a soft, natural feel. However, they may have limited compatibility with certain fabric types and require specific curing conditions to achieve the desired effect.

Eco-friendly alternatives

As environmental concerns grow, many screen printers are turning to eco-friendly ink alternatives. These inks typically use renewable resources, natural pigments, or water-based solvents to minimize their environmental impact. Some eco-friendly inks even boast biodegradable properties, making them an attractive option for printers seeking a more sustainable solution.

What is the difference between plastisol and water-based inks?

While both plastisol and water-based inks are widely used in screen printing, they have several key differences:


Composition: Plastisol inks are made from PVC particles and plasticizers, while water-based inks use water as their primary solvent.

Feel: Plastisol inks tend to sit on top of the fabric, creating a heavier, less breathable print. In contrast, water-based inks penetrate the fabric fibers, resulting in a softer, more breathable finish.

Environmental impact: Plastisol inks contain PVC and can include potentially harmful phthalates, while water-based inks are generally more eco-friendly and free of these substances.

Ease of use: Plastisol inks are easier to work with due to their slow drying time on the screen, whereas water-based inks can dry more quickly, requiring more frequent cleaning during the printing process.



As we wrap up our comprehensive blog on what is plastisol ink, let’s take a moment to recap the key points we’ve covered and emphasize the importance of understanding plastisol ink for successful printing projects.


We’ve explored the ins and outs of plastisol ink, including its composition, manufacturing process, and various types. We’ve also delved into how to use plastisol ink, its advantages and disadvantages, and popular alternatives like water-based and discharge inks. Along the way, we’ve addressed some frequently asked questions to help you feel confident and informed about working with plastisol ink. With this in-depth knowledge of plastisol ink at your fingertips, you’re well-equipped to tackle your screen printing endeavors with confidence and success. Now, it’s time to put your newfound expertise into action and bring your creative visions to life. Happy printing!


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Frequently Asked Questions

To properly store plastisol ink, keep it in a cool, dry place away from direct sunlight. Ensure the ink containers are tightly sealed when not in use to maintain the ink’s quality and prevent it from drying out or deteriorating.

To clean plastisol ink from screens, use a specialized screen wash or ink remover designed for plastisol inks. Apply the cleaning solution to the screen, scrub gently with a brush or cloth, and then rinse the screen with water. Make sure to follow the cleaning solution manufacturer’s instructions for the best results.

While plastisol ink works well on a wide range of materials, including cotton, polyester, and blended fabrics, it may not be suitable for some delicate or heat-sensitive materials. Always test the ink on a small sample of the fabric before proceeding with a full print run.

When properly cured, plastisol ink can last for many years on garments. The print’s longevity depends on factors like proper curing, garment quality, and care during washing and drying. To extend the life of your plastisol prints, wash garments inside out with cold water and dry on low heat or air dry.

Plastisol ink works best on 100% cotton or cotton/polyester blend shirts. These fabrics have a smooth surface that allows the ink to bond well, resulting in a vibrant and long-lasting print. Avoid using plastisol ink on synthetic fabrics as it may not adhere well.

Low-bleed plastisol ink is a type of ink that is specifically designed to prevent bleeding or discoloration of the print caused by dyes in the fabric bleeding through the ink. This type of ink contains additives that block the dyes and prevent them from affecting the print.

A screen cleaner or ink remover is typically used to remove plastisol ink from the screen. These solutions contain strong solvents that dissolve the ink and allow it to be wiped or washed off the screen. Some common screen cleaners include mineral spirits, acetone, and emulsion removers.

The flashing temperature of plastisol ink refers to the temperature at which the ink is briefly heated to partially cure it before adding another layer or color. This temperature typically ranges between 180-220°F (82-104°C), depending on the ink’s specific formula and the type of dryer being used.

The dry time for plastisol ink depends on several factors, including the ink’s thickness, color, and the temperature and humidity of the printing environment. In general, plastisol ink takes 24-48 hours to fully cure, although it may feel dry to the touch after just a few minutes.

The main ingredients in plastisol ink include PVC resin, plasticizers, pigments, and additives. The PVC resin serves as the ink’s binder, while plasticizers make the ink more flexible and durable. Pigments provide color, and additives help to improve the ink’s performance and printing properties.

Plastisol inks can be potentially hazardous if not handled or used properly. Some of the chemicals used in ink, such as phthalates and lead, have been linked to health problems. However, many manufacturers now produce eco-friendly and non-toxic plastisol inks that are safe to use.

Plastisol ink can be safe to use as long as proper safety precautions are taken, such as wearing gloves and using ventilation. Choosing high-quality inks from reputable manufacturers that comply with safety regulations and guidelines is important.

Plastisol ink is primarily designed for fabric use and may not adhere to paper. However, some plastisol ink types are formulated specifically for paper printing, such as those used for screen printing posters or decals. Always check the manufacturer’s recommendations before using plastisol ink on any substrate.

No, plastisol ink is not water-based. Plastisol ink is a screen printing ink made from PVC (polyvinyl chloride) particles suspended in a plasticizer. It requires heat to cure and bond with the fabric, unlike water-based inks, which dry by evaporation.


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