4 Best 3D Printing SLA Resin Materials to Choose From

  • Post category:3D Printing
3D Printing Resin Materials

3D printing is a rapidly growing technology that is revolutionizing the way we manufacture products using 3d print resin material. It has the potential to revolutionize the way we produce many products, including resin materials.

In this blog post, I’ll discuss what resin materials are and how they are used in 3D printing. I will also discuss the benefits of using resin materials in 3D printing and how they can improve the quality of your prints. So if you’re interested in learning comprehensive guide on 3D print resin materials and their use of resin materials to choose the right one, read on!

Benefits of Using 3D-Printed Resin Material

3D print resin material is a versatile and affordable material used in the manufacturing of 3D products. It can be used to create a wide range of items, from small household objects to large-scale industrial equipment. The qualities of this material make it ideal for creating parts with complex geometries and intricate details. These qualities make it well-suited for use in products such as medical devices, toys, and other objects that require high-quality parts.

One of the key advantages of using 3D print resin material is its versatility and affordability. This material is often cost-effective compared to other materials used in the manufacturing process, such as metals or plastics. It can be used in a variety of industries, including manufacturing, aerospace, engineering, and medicine. This material can be easily customized to meet specific requirements by altering its composition or color. This makes it an ideal choice for manufacturers looking to create unique products with specific functions or aesthetics. Overall, 3D print resin material offers many benefits for manufacturers who choose to use it in their products.

What Is SLS Powder?

SLS powder is a type of polymer powder used in selective laser sintering 3D printing. Its name is derived from its chemical composition of solid lysol (a type of resin) and liquid sodium silicate. It is a versatile material capable of producing complex assemblies and durable parts with high environmental stability. SLS powder is different from liquid photopolymers resin (also known as SLA material, DLP, or LCD resins). It can be used to create functional prototypes and end-use production parts, but it isn’t usually used for printing objects at the fp level due to its limited printing properties. This powder has improved printing properties over liquid polymer resin, especially when printing in near-room temperature conditions. It produces cleaner prints with less filament consumption and reduced material waste. SLS powders have been developed to have good mechanical strength, printability, and durability at high temperatures. They are also non-toxic and biocompatible.

Types of 3D Print Resin Materials

Standard Resin



  • Standard resin is a popular material for 3D printing due to its high strength and durability. 
  • It can be used for rapid prototyping and concept modeling, making it a great choice for creating functional prototypes and detailed models. 
  • In addition to its strong mechanical properties, the standard resin has a smooth finish and diverse color options that make it versatile for a wide range of printing needs.
  • This material is also easy to use and works well as a starting point for those who are just getting into 3D printing.
  • Note: standard resin has limitations and cannot always be used to create the highest-quality prints. For best results, it is always advisable to research other materials and choose one that best suits your printing needs and objectives.


  • It is not ideal for producing high-quality prints due to its sensitivity to ultraviolet light. 
  • The standard resin is less durable and strong compared to other types of resin, which may lead to cracking or deformation of the printed parts. This inherent weakness makes standard resin unsuitable for applications that require increased strength and resistance to mechanical stress and wear.
  • Standard resin is also not suitable for parts with a smooth surface requiring precision detail. Instead, it is preferable if you are printing parts with rough edges or details. 
  • Another disadvantage of using standard resin is its poor performance when printing parts with fine details, such as small holes or threads. 

High-Temperature Resin



  • High-temperature resin is a type of material option used in the printing of prototypes and parts that withstand high temperatures or chemical burns.
  • It is commonly used to create investment casting prototypes, requiring precision manufacturing.
  • Instead of melting the material, high-temperature resin produces a master model from which investment casting can be done. This ensures precision and reduces the amount of waste from the process.
  • High-temperature resin also produces clear burnouts with no ash, making it ideal for printing parts with smooth surface finish.
  • The materials produced by high-temperature resin have a ceramic-like feel, look, and behave like a true ceramic part while preserving all the geometrical possibilities of resin printing. This makes it an ideal choice for high-precision manufacturing and parts that must withstand direct heat or chemical exposure.


  • High-temperature resin is susceptible to warping and shrinkage in high temperatures, which can lead to faulty parts or unstable printing.
  • It is also not suitable for highly detailed prints, due to distortions caused by the resin warping and shrinkage.
  • This is also not recommended for casting applications, as it may leave behind ash or cause unclear burnouts. 

Flexible Resin



  • It can be used to create precision parts such as gaskets, grips, stamps, and wearables with high accuracy and precision. These material properties have exceptional properties that make it ideal for applications in the medical, aerospace, and automotive industries.
  • One of the key advantages of using flexible resin is that it can be printed to feel like rubber and can be compressed to its original form after being used. This makes it ideal for creating wearables that require flexibility while maintaining their shape and function.
  • Flexible resins have high mechanical strength making them suitable for applications requiring strength and durability. This makes them a popular choice for prototyping and other demanding tasks.
  • In the dental field, flexible resins have interesting properties. These materials are strong enough to withstand harsh conditions in the mouth but soft enough to allow for comfortable patient care.


  • Flexible resin is generally more difficult to insert into printers because of its unique properties and inconsistent quality. This can lead to printer jams or other issues.
  • This resin may require specific printers for the material, which can increase the cost.
  • Its parts may have difficulty withstanding shocks and impacts, making them less suitable for certain applications.
  • Its parts may only last for a short time as other types of 3D printing materials.

Tough Resin



  • It has high tensile strength and modulus of elasticity, making it an ideal material for functional prototypes and mechanical assemblies.
  • Tough resin is resistant to stress, shocks, toughness, and impacts, making it a great choice for functional prototypes that must withstand significant wear and tear.
  • It offers exceptional strength and lab-quality aesthetics with simple post-processing.
  • It is five times stronger than first-generation printing materials and thus works well for functional prototypes that must withstand heavy loads.
  • This resin is easily identifiable by its unique properties, making it easy to replace or identify in the event of damage or wear and tear. 


  • Tough resin is not suitable for applications that require flexibility as it has a higher modulus of elasticity than ABS. 
  • This is expensive compared to standard resin, so it may not be economical for some applications.
  • Other issues with tough resin include its heat resistance, which makes it unsuitable for high-temperature environments and applications requiring high temperatures. 
  • Parts made of tough resin may not be as aesthetically pleasing as those made with other resins.

How to Choose the Right 3D Print SLA Resin Material?

There are different types of 3D printing resins available, including standard, tough and durable, and heat-resistant resins. The type of resin material used will affect the properties of the part being printed. For example, standard resin materials provide good stiffness and durability for printing high-quality prints. This is great for printing prototypes or parts that need to withstand high impact but can be easily broken if printed with a different material. The type of resin used also affects the cost and time required to print a part. So, it’s important to consider the intended use of the 3D-printed part when choosing materials. For example, durable resins provide higher impact resistance than standard materials, but they can be costly and take longer to print.

3D Print Resins Material Usage in Dental Sector

Dental 3D printing materials are composed of organic materials, often rigid resins, and are free of toxins. This makes them ideal for dental applications without endangering the patient’s health. 3D printing materials can be used to create crowns, bridges, veneers, partials, frames, drill guides, and more. Professional materials for digital dentistry such as Formlabs Dental Resins can be used to create parts with a smooth texture and high level of detail. These materials provide a smooth finish that is easy to clean and maintain. They also have excellent arching properties and can be used to make flexible parts without cracking or breaking. 

Medical Use of 3D Print Resins Materials

3D printing materials have seen a rise in their usage in healthcare. Such materials are composed of organic elements which are free of toxins and can be used for printing dental applications without endangering the health of patients. These materials available are often used in the creation of medical-grade prototypes for testing, prototyping, and manufacturing.

These resins enable high-precision printing and printing on different SLA parts available, making them an ideal choice for medical-grade prototyping and manufacturing. With its high strength, durability, and smooth finish properties, it is capable of printing intricate designs with precision and accuracy.

Industrial Use of 3D Print Resins Materials

The industrial 3D printing processes has become increasingly popular in recent years. This advancement in the manufacturing industry has enabled companies to produce components with greater accuracy and precision. Engineering resin 3D printing materials are versatile, strong and durable enough for industrial applications such as automotive parts, aerospace components, medical devices and consumer goods. 

These polymer-based materials can be used to create complex shapes without requiring any tooling or machining processes. The design limitations associated with traditional manufacturing methods no longer apply when using these 3D printed resin materials. Additionally, many of these materials have excellent chemical resistance properties which makes them suitable for a variety of industries. 

Aside from their versatility, another advantage of using 3D print resins is their cost effectiveness compared to other additive manufacturing processes such as injection molding and CNC machining.

Biocompatibility of Plastic 3D Printing Technologies

3D printing SLA resin materials must be biocompatible for use in 3D printing technologies. This means they must have the right properties to be safe, sustainable, and durable in the human body. In particular, plastic 3D printing resin materials should be bio-compatible, which means they are safe for people and the environment. Certain resins that are often used in 3D printing, such as standard, durable, tough, and castable resins, are also biocompatible. These resins provide strength and durability for 3D prints without causing damage to human cells. Some resin materials are also compatible with living cells, including dental resins. These resins can help dentists create beautiful crowns and other dental components without causing harm to patients’ teeth or gums.

Is SLA 3D Printing Resin Material Toxic?

3D printing resin materials are toxic and can cause chemical burns and allergic reactions when touched with bare hands. Photopolymer resins used for 3D printing are also poisonous hazards and skin irritants. The finished prints may retain some of the resin after curing, so even “biocompatible” resins for medical applications should not be used with food. Children and pregnant women are at particular risk for health problems from exposure to 3D printing resin materials. Safety equipment should be worn when working with resin, such as nitrile gloves, safety glasses, and a respirator.

How is Resin 3D Printing Materials Used in Jewelry Sector?

3D printing process is a process of making objects by using a digital file to build the object layer by layer. It is used in the jewelry sector to make customized and personalized products. With 3D printing, you can create high resolution, customized products with just a few clicks. This is particularly useful for small businesses that would like to produce custom-made items but does not have the resources or capacity to manufacture large volumes of goods. 3D printing can be a cost-effective way to produce small quantities of high-quality products quickly and efficiently. 

One of the key factors driving the growth of the 3D printing industry is its versatility and flexibility. With SLA 3D printers, you can produce virtually any shape, size, and color imaginable. This allows manufacturers to design their products specifically for individual customers’ needs and tastes.  resin, it’s helpful to consider materials used in traditional printing like plastic, thermoplastic, paper, and ink. These materials also come with their respective costs.

Related Blog Posts:


There has been a big demand for materials that are flexible and able to withstand high temperatures. The 3D printing resin material market has responded by providing printing materials that can be used in various applications, from making prototypes to manufacturing real-life objects. Currently, dental and medical resins are two of the most commonly used materials in the field of printing. The high-quality materials offered by 3D printing resin materials have made them popular with jewelry designers as well. With so many benefits, it’s no wonder why this technology is gaining popularity every day.