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Best 3D Printing Resin: Top Choices for Flawless Results

3D printing resin is a photosensitive polymer that hardens under UV light and is used in SLA, DLP, and LCD 3D printers. It's the go-to material for applications demanding high precision and fine details, such as dental work, jewelry, and detailed miniatures. The best resin for a project often depends on the desired properties; for example, tough resin provides high tensile strength, while flexible resins accommodate bend without breaking. Resin printing is favored for its high resolution and smooth surfaces, which are achievable with fine control over the light source. Benefits include rapid prototyping, a variety of colors, and ease of achieving high accuracy and print quality. This article will discuss 3D printing resin and best use cases in further detail.

As the market continues to expand rapidly, it is essential to understand the significance of 3D printing resin and how to choose the right one for your specific needs. Each resin type possesses unique characteristics, such as flexibility, durability, and usability. These characteristics influence the outcome of the printed model, making it imperative for individuals and professionals to select the best resin for their projects.

Key Takeaways

  • Determining the appropriate resin is key to the success of a 3D print
  • Different resins cater to specific applications and functionalities
  • Innovations in resin technology now offer the ability to use environmentally friendly and high-resolution printing options

Understanding 3D Printing Resin

Chemical Properties of Resin

3D printing resin is used in Stereolithography (SLA) and other 3D printing processes. The primary characteristic of resins is their ability to be cured and hardened when exposed to a specific wavelength of light, such as UV light. The chemical properties of resins vary depending on the intended application. For example, some resins offer high heat resistance and low shrinkage, making them suitable for high-precision applications.

Photosensitive Resin Types

Several resins are used in 3D printing, most commonly photosensitive resin. This type of resin is sensitive to ultraviolet light and cures when exposed. Photosensitive resins are classified into a few categories, such as:

  1. Standard resins: The most common and affordable. Suitable for various applications, including prototyping and decorative objects.

  2. Tough or ABS-like resins: Higher tensile strength and resistance to stress and wear. Ideal for robust and durable prints. More information can be found in this ABS-Like Resin vs. Standard Resin article.

  3. Flexible resins: Greater flexibility. Suitable for applications requiring elasticity.

  4. Clear or transparent resins: Produce prints with higher clarity. Excellent for applications that require transparency, such as optics and light-guiding components.

Heat Resistance and Shrinkage

When selecting a 3D printing resin, two characteristics that must be taken into account are heat resistance and shrinkage.

Heat resistance refers to a resin's ability to retain its shape and properties when exposed to high temperatures. Applications such as engine components or electronic housings require parts with high heat resistance.

Low shrinkage is a characteristic needed for high-precision prints. Shrinkage occurs when a resin cures and a reduction in the print size occurs. This affects the dimensional accuracy and overall quality of the printed object. Some resins have been specifically formulated to offer low shrinkage,

Choosing the appropriate 3D printing resin depends on the desired properties and intended use case. 

Selecting a Resin

Standard vs. Specialized Resins

When selecting the best resin for your 3D printing project, it's essential to consider whether you require standard or specialized resins. Standard resins provide a cost-effective and multipurpose solution for a broader range of applications. On the other hand, specialized resins cater to niche industries like dentistry, jewelry, or engineering, where parts precision is required. For example, ABS-like resins are known for robustness and durability, making them ideal for functional parts [1].

Price Considerations

The price range of resins varies. The more affordable resins might be suitable for hobbyists or casual users, whereas professionals might need higher-quality resins, which is the more expensive option [2]

Resin Colors

3D printing resins come in a wide range of colors. Some resins offer more vibrant and long-lasting colors, while others have an extensive range of color options [3]. Researching the available colors and their properties will help you make an informed decision.

In conclusion, finding the right resin for your 3D printing project depends on the need for standard or specialized resin, color choice, and aesthetics. 

Resins for High-Resolution Printing

High-resolution 3D printing produces highly detailed and accurate models. This section will discuss top-performing resins for high-resolution printing, focusing on their characteristics and printer compatibility.

Anycubic Resins

The Anycubic Photon series and the Phrozen Sonic Mini 8K are known for high precision and accuracy. These printers are compatible with a range of resins for high-resolution 3D models. Examples of high-resolution resins:

  • Anycubic Colored UV Resin: Considered the best budget standard resin, it works well with the Anycubic Photon series. It can reproduce intricate details, making it perfect for high-resolution printing.

  • Phrozen Aqua 8K Resin: Created for the Phrozen Sonic Mini 8K, this resin offers excellent precision and fine details. It boasts high detail and accuracy, resulting in superior-quality prints.

Dental Resins

Siraya Tech offers a variety of resins tailored to the demands of high-resolution printing. Two popular choices among users are:

  • Siraya Tech Fast: Popular for its ABS-like properties, this resin provides high-precision prints and boasts a fast curing time. It is suitable for printers like Anycubic Photon.

  • Siraya Tech Dental: Explicitly made for dental applications, this resin offers high accuracy and precise detail for intricate dental models. It's also compatible with a range of 3D printers, including the Anycubic Photon M and Phrozen Sonic Mini.

High-resolution resins are crucial for achieving intricate and highly detailed prints. The Anycubic Photon series, the Phrozen Sonic Mini 8K, and compatible resins have produced high-quality models.

Comparing SLA, DLP, and LCD Printer Resins

When 3D printing with resin, there are three main types of printing technologies utilized: SLA (Stereolithography), DLP (Digital Light Processing), and LCD (Liquid Crystal Display). These technologies differ in their approach to printing, but all use photopolymer resins to create intricate and detailed 3D models.

SLA Printer Requirements

SLA printers use a process where a laser beam is directed onto a vat of resin, selectively hardening the material layer by layer. This method requires a high-precision laser, typically a galvanometer scanner, which facilitates the intricate and precise resin layering. The advantages of SLA printers are excellent accuracy, surface finish, and the ability to print fine details.

Typical applications for SLA printers include jewelry, dentistry, and the production of highly detailed prototypes. SLA resins come in various materials, such as standard, flexible, and high-temperature-resistant resins.

DLP Printing

DLP printers are similar to SLA printers. Instead of a laser, DLP printers use a UV (ultraviolet) light source to cure the resin. This UV light is projected onto the resin vat through a digital micromirror device (DMD), which contains thousands of tiny mirrors that control the pattern of the light. This creates a faster print time, as entire layers can be cured simultaneously, but it might lead to a slightly lower resolution due to its light source.

DLP printing technology is ideal for applications that require a fast printing process, such as prototyping and production of medical devices. Like SLA, DLP resins come in various materials, providing a wide range of choices.

LCD Screen Technologies

LCD printers are the most recent addition to the resin 3D printing landscape. These printers use a high-resolution LCD screen to project UV light onto the resin, selectively curing it layer by layer. LCD printers combine the benefits of both SLA and DLP printers by offering the same level of detail and accuracy as SLA while also providing the faster printing speed of DLP technologies.

LCD printers are suitable for various applications, from prototyping to producing dental and jewelry models. These printers are also compatible with a wide range of resins.

SLA, DLP, and LCD printers have unique advantages and capabilities. Choosing the most suitable printer depends on the need for high-level intricate details, printing speed, and material requirements.

Durable Resins for Functional Parts

3D printing has come a long way in recent years, and one of the advancements is the development of durable and rugged resins for functional parts. These resins are designed to withstand mechanical stress, making them perfect for durability applications. In this section, we will explore two tough resins: ABS-like resins and resins with high tensile and flexural strength.

ABS-like Resins

ABS-like resins exhibit qualities similar to Acrylonitrile Butadiene Styrene (ABS), a popular thermoplastic used in injection molding. They are known for excellent impact resistance and dimensional stability. ABS-like resins are ideal for functional prototypes and end-use components. One notable type of tough resin is Anycubic's Colored UV Resin, an affordable, standard resin choice.

Advantages of ABS-like Resin:

  • High impact resistance
  • Dimensional stability
  • Suited for functional prototypes

High Tensile and Flexural Strength Resins

Resins with high tensile and flexural strength are designed to withstand significant stress without breaking or deforming. These materials offer improved mechanical properties, which is ideal for parts that require rigidity and flexibility. In 3D printing, a robust 3D Printer Resin can range from 40-50 MPa on average, up to 170 MPa for the strongest SLA resin. The filament quality, layer height, and part structure affect the printed object's tensile strength and robustness.

An example of a high tensile strength resin is Siraya Tech's Fast ABS-Like Resin, which combines the properties of ABS and PLA in a single material.

Key features of High Tensile and Flexural Strength Resins:

  • Resistance to stress and deformation
  • Improved mechanical properties
  • Suitable for rigid and flexible parts

When selecting the appropriate resin for your 3D printing project, consider the part's intended application and required mechanical properties. 

Water-Washable and Low-Odor Resins

Water-washable resins offer several advantages in 3D printing. For one, it simplifies the post-processing workflow and provides an eco-friendly alternative to traditional resins. These innovative resins are designed to be soluble in water, eliminating the need for cleaning chemicals like isopropyl alcohol. This ease of use for water-washable resins is popular in the 3D printing community, as it simplifies post-printing.

One of the main advantages of water-washable resins is the ease of cleaning. Users can rinse their 3D-printed parts with tap water without additional chemicals or cleaning agents. This saves time and makes the entire process safer for individuals who are sensitive to chemicals.

In addition to being simple to clean, low-odor resins are another benefit of water-washable resins. They produce less odor than other resins, making them a less disruptive option in shared or confined environments. Low-odor resins are also ideal for small workshops, classrooms, and home users.

Moreover, water-washable resins produce great details and durability in models, much like standard resins. Although they are more expensive than normal resin, their advantages may outweigh the additional costs for many users.

Water-washable and low-odor resins present numerous benefits for 3D printing enthusiasts. Their ease of use, eco-friendly cleaning process, and reduced odor make them an appealing option for users across various industries. 

Resin Longevity

Good storage practices achieve a good balance between safety and resin longevity. Proper storage will help your 3D printing resin last a longer period of time.

One key factor in extending the lifespan of your 3D printing resin is maintaining an ideal temperature range for storage. Keep the resin stored between 5 °C and 30 °C (41 °F to 86 °F) to prevent rapid deterioration of the resin1. Additionally, shake your resin bottles every two weeks to keep the resin thoroughly mixed1.

Storing 3D printing resin in a cool, dry place is also necessary2. Protect the resin from prolonged exposure to sunlight or heat sources to prevent premature curing. Properly sealed containers also increase the resin's longevity, preventing contamination from dust and humidity.

In summary, follow these simple steps to increase the lifespan of your resin:

  • Keep the resin stored at the ideal temperature1
  • Shake the resin bottles every two weeks1
  • Store the resin in a cool, dry place2
  • Use properly sealed containers to prevent contamination

Maintaining proper storage conditions increases material utilization with minimal waste.


  1. https://3dinsider.com/storing-reusing-disposing-3d-printing-resin/  2 3 4

  2. https://www.aceaddity.com/blogs/blog-1/how-to-properly-store-and-maintain-3d-printing-resin  2

Maximizing Print Quality

Smooth Surface Techniques

Smooth surfaces with fine detail are maximized with resins. Along with 3D printing resin, users should focus on the proper orientation of the printed model and the use of support structures when necessary. Additionally, consider using post-processing techniques such as sanding or priming. This will help to create a more uniform and professional appearance in your printed objects.

Exposure and Light Source

The exposure time and light source are two factors that impact the final print quality when using fine detail resins. Selecting the optimal exposure time ensures well-defined layer adhesion and prevents layer separation, warping, and other issues. It is crucial to understand the relationship between layer height, exposure time, and the type of resin used. A careful balance must be found, as longer exposure times may result in over-curing, while shorter times can lead to under-curing.

Moreover, the light source employed can significantly affect print quality. LED and laser-driven light sources are commonly used in SLA and DLP 3D printers. LEDs, such as those found in Phrozen Aqua 8K Resin, offer even illumination over the entire print area, leading to consistent curing and improved dimensional accuracy. On the other hand, laser-driven light sources are known for their precision, ensuring that fine details are accurately reproduced.

To sum up, meticulous attention to orientation, support structures, exposure time, and the light source can significantly enhance print quality when working with resins. 

Environmental Considerations

With the increasing awareness of environmental issues, the 3D printing community has started to pay more attention to the materials used in the printing process. Traditional resins are generally petroleum-based. Plant-based resins, on the other hand, offer a more eco-friendly alternative.

One of the main advantages of using plant-based resins is they are derived from renewable resources and are often biodegradable. For example, plant-based resins are typically made from corn or soy. This not only reduces their environmental footprint but also helps to promote sustainable 3D printing practices.

There are also plant-based options available for general-purpose resins. These resins are a good option for those who want to maintain the same level of performance as traditional resins while being more environmentally conscious. Plant-based resins offer several benefits, which include:

  • High-resolution printing
  • Good mechanical and thermal properties
  • Low odor during the printing process

Here is a comparison table to better understand the difference between traditional and plant-based resins:

Resin Type

Material Source

Environmental Impact










In summary, plant-based resins are becoming increasingly popular for 3D printing enthusiasts seeking a more environmentally friendly option. As the demand for these materials grows, more manufacturers will likely offer a broader range of plant-based resins for 3D printing applications.

Specialized Applications

Rapid Prototyping

Resin 3D printing has become increasingly popular in industrial applications due to its ability to create highly detailed parts and prototypes quickly. This is especially valuable for rapid prototyping, as it allows companies to iterate and test their designs more efficiently. Materials with varying levels of flexibility, strength, and color options can be used, providing a wide range of customization to meet specific requirements. Some everyday use cases for resin 3D printing include:

  • Product design: From household items to electronics, resin 3D printing can produce high-quality consumer products that require fine details or precise tolerances.
  • Art and sculpture: Artists use the high-resolution capabilities of 3D printing to create intricate models and sculptures.
  • Toys and collectibles: Resin 3D printing excels in creating small, detailed parts, which is ideal for toys and collectible figures.

Dental and Jewelry Precision

The dental and jewelry industries require high precision when creating customized pieces. Dental resins are specially formulated to be durable and biocompatible, allowing dental professionals to create accurate dental models, crowns, and retainers. Some other benefits of using resin 3D printers for dental applications include:

  • Saves time: Traditional methods are often time-consuming and labor-intensive, whereas 3D printing streamlines the process for quicker turnaround times.
  • Customization: Resin 3D printing can create highly personalized dental appliances for optimal fit and function with each patient.

The jewelry industry also benefits from the high-resolution and precision of resin 3D printers. Designers can create intricate and complex jewelry designs from molds or directly print the pieces in castable resins. This is accomplished by the following:

  • Rapid prototyping: Jewelers test and finalize 3D designs before moving to the final production stages.
  • Directly castable resins: These resins are designed specifically for direct casting, eliminating the need for a separate mold-making process.

Selecting the Best Resin for Printing Miniatures

With the increasing popularity of resin 3D printers, the market has introduced a wide range of resins designed to meet the unique requirements of creating detailed miniatures. This section will discuss some of the top choices for miniature printing resins.

The Phrozen Aqua 8K Resin stands out as a top pick overall. Manufactured by Phrozen, a company also known for its 8K printers, has developed a resin specifically designed to enhance the quality and clarity of prints, including fine details. Phrozen Aqua 8K Resin is an excellent choice for producing intricate 3D-printed miniatures.

Another noteworthy option for printing miniatures is the Elegoo Water Washable Rapid Resin. This resin's affordability and quality make it a go-to choice among hobbyists and budget-conscious users. Its water-washable feature allows for convenient post-processing.

The Siraya Tech Tenacious Flexible Resin is a great option for users seeking a premium quality resin. This resin offers impressive durability and flexibility, ideal for intricate miniatures that require enhanced strength characteristics. Additionally, the Siraya Tech Fast ABS-Like Resin is known for its ability to balance detail and smoothness, making it suitable for various miniature applications.

When choosing a resin for printing miniatures, consider the following factors:

  • Detail Accuracy: Look for resins that capture and maintain fine details.
  • Ease of Post-Processing: Some resins have unique features, such as water-washable properties or reduced odor, that make post-processing more user-friendly.
  • Durability and Flexibility: Opt for robust and flexible resins, particularly when creating miniatures that will be frequently handled or are prone to breakage.
  • Price: Premium resins are more costly than general-purpose resins. Choose a resin that aligns with your printing budget.

In conclusion, the best resin for printing miniatures depends on your requirements and budget. Explore the vast array of 3D resin options to find the perfect resin for your 3D printing projects.

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