How Do You Paint 3D Printed Figures Like a Pro?

AvatarByJoseph Thomas Paints & Sealants

Bringing 3D printed figures to life with vibrant colors and intricate details is a rewarding way to elevate your creations from mere models to stunning works of art. Whether you’re a hobbyist, a collector, or a professional designer, mastering the art of painting 3D printed figures opens up a world of creative possibilities. The process not only enhances the visual appeal but also adds depth and personality, transforming raw prints into captivating masterpieces.

Painting 3D printed figures involves more than just applying color; it requires understanding the unique properties of the printed material, preparing the surface properly, and choosing the right paints and techniques to achieve the desired effect. Each step plays a crucial role in ensuring the paint adheres well and the final result is smooth, durable, and true to your vision. As 3D printing technology continues to evolve, so do the methods and materials available for painting, making it an exciting field to explore.

In the following sections, we’ll delve into the essential tips and best practices that will help you confidently approach painting your 3D printed figures. From surface preparation to finishing touches, you’ll gain insight into how to bring out the finest details and create visually striking models that stand out. Whether you’re aiming for realism, fantasy, or stylized designs,

Preparing Your 3D Printed Figure for Painting

Before applying any paint, thorough preparation of your 3D printed figure is essential to achieve a smooth, professional finish. The initial step involves removing any supports or rafts used during printing. Use precision tools such as flush cutters, hobby knives, or sandpaper to carefully detach these without damaging the model.

Once supports are removed, inspect the figure for visible layer lines, seams, or surface imperfections. These can be smoothed out using fine-grit sandpaper (typically between 220 to 600 grit), progressively moving to higher grits for a smoother surface. For resin prints or more delicate models, sanding should be done gently to avoid deforming details.

If your model has gaps or small defects, apply a thin layer of modeling putty or filler. After it dries, sand the area again to blend it seamlessly with the rest of the surface. This step is crucial for achieving an even paint application.

Cleaning the figure is the final preparatory step. Dust, oils, and residues can prevent paint from adhering properly. Wash the model with warm water and mild detergent, then rinse thoroughly and allow it to dry completely. For resin models, isopropyl alcohol wipes may be used to remove residual oils.

Priming Techniques for Optimal Paint Adhesion

Priming creates a uniform base layer on your 3D printed figure, improving paint adhesion and highlighting any surface imperfections that may need further attention. Choose a primer compatible with your figure’s material—PLA, ABS, resin, or others—and the type of paint you plan to use.

Spray primers are widely preferred for their even coverage and ease of application. Hold the spray can about 6-8 inches from the model and apply in light, sweeping motions to avoid pooling or drips. Several thin coats are better than a single heavy coat.

Brush-on primers are available for more detailed or small-scale figures where control is paramount. Use a high-quality brush to avoid brush marks and apply a thin, even layer.

After priming, allow the figure to dry completely according to the manufacturer’s instructions—usually 30 minutes to an hour. Once dry, lightly sand with very fine grit sandpaper (around 800-1000 grit) if necessary to smooth out any roughness.

Primer Type Best Use Advantages Considerations
Spray Primer General use, larger figures Even coverage, fast application Requires well-ventilated area
Brush-on Primer Small, detailed models Precision application Risk of brush marks, slower
Airbrush Primer Advanced users, smooth finish Highly controlled and thin coats Requires airbrush equipment

Choosing Paints and Tools for 3D Figures

Selecting the right paint type and tools significantly influences the final appearance of your 3D printed figure. Acrylic paints are highly popular due to their ease of use, quick drying times, and water solubility, which simplifies cleanup. Enamel paints provide durable finishes but require solvents for cleanup and longer drying times.

For finer details, miniature-specific paint brands offer a range of colors with excellent pigmentation and consistency. Consider the scale and complexity of your figure when selecting paint viscosity.

Brush quality affects paint application quality. Synthetic brushes are typically preferred for acrylics, while natural bristles may be better for enamels. For uniform base coats or smooth gradients, airbrushing offers superior control and finish but demands practice and equipment.

Other useful tools include:

  • Palette or mixing trays for blending colors
  • Magnifying lamps or visors for fine detail work
  • Masking tape to protect areas during multi-color applications

Techniques for Painting Detail and Texture

Adding depth and realism to your 3D printed figure relies heavily on advanced painting techniques. Layering and blending create smooth transitions between colors, enhancing natural shading and highlights.

Dry brushing is an effective method for emphasizing raised details. Use a dry brush with very little paint and lightly sweep it over textured surfaces to pick out edges and textures.

Washes are thin, transparent paint layers that settle into recesses, adding shadows and depth. Dilute paint with water or an appropriate thinner and apply it generously, then wipe excess from raised areas.

Glazing involves applying translucent layers of paint to adjust hues and create subtle tonal shifts without obscuring underlying details.

Sealing and Protecting Your Painted Figure

Once painting is complete and fully dry, sealing your 3D printed figure protects the paint from chipping, dust, and UV damage. Choose a sealant compatible with your paint type—acrylic sealers for acrylic paints, and enamel clear coats for enamel paints.

Sealants are available in matte, satin, and gloss finishes. Select based on the desired final appearance of your figure. Spray sealants offer even coats and ease of application, while brush-on sealants provide control but may risk brush marks.

Apply several thin coats, allowing each to dry fully before the next. This layering builds durable protection without obscuring paint details.

By carefully preparing, priming, painting, and sealing your 3D printed figure, you ensure a high-quality finish that showcases your craftsmanship and preserves the model for display or use.

Preparing 3D Printed Figures for Painting

Proper preparation is essential to achieve a professional finish when painting 3D printed figures. The surface of the print must be smooth, clean, and free from any imperfections or residues that could interfere with paint adhesion.

Cleaning the Surface

3D prints often retain dust, oils from handling, or residual printing materials that can compromise paint adherence. Follow these steps to ensure a clean surface:

  • Remove any support structures carefully using flush cutters or a hobby knife.
  • Sand the model lightly with fine-grit sandpaper (220 to 400 grit) to smooth layer lines and remove rough spots.
  • Wash the figure with warm soapy water or isopropyl alcohol to remove dust and oils.
  • Allow the figure to dry completely before proceeding.

Filling Gaps and Imperfections

Layer lines and print defects can detract from the final appearance. Use these materials to fill and smooth imperfections:

  • Modeling putty or epoxy filler for larger gaps.
  • Spray or brush-on primers with filling properties for minor surface irregularities.
  • After application, sand the filled areas smoothly once cured.

Priming the Figure

Priming is a crucial step that provides a uniform surface and improves paint adhesion. Choose a primer suitable for the material of your print (PLA, ABS, resin, etc.). Key points for priming:

  • Use a spray primer to achieve an even coat without obscuring details.
  • Apply thin, multiple coats rather than a heavy single coat to avoid drips and loss of detail.
  • Allow the primer to dry fully according to the manufacturer’s recommendations.
  • Lightly sand the primed surface with very fine sandpaper (600 grit or higher) if necessary to maintain smoothness.

Choosing Paints and Tools for 3D Printed Figures

The selection of appropriate paints and tools directly influences the quality and durability of the painted figure. Understanding different types of paints and application methods is essential.

Types of Paints

Paint Type Advantages Disadvantages Recommended Use
Acrylic Paints Water-based, fast drying, easy cleanup, wide color range May require multiple coats for opacity General-purpose figure painting, beginners and professionals
Enamel Paints Durable, glossy finish, good coverage Long drying time, requires solvents for cleanup, strong fumes Figures requiring a hard, glossy surface
Lacquer Paints Very durable, fast drying, smooth finish Highly toxic fumes, requires proper ventilation Professional use, automotive-style finishes

Recommended Painting Tools

  • Brushes: Use synthetic brushes for acrylics and natural bristles for enamels. Sizes should vary from fine detail brushes (0-2) to larger flat brushes for base coating.
  • Airbrush: Provides smooth, even coats and is ideal for gradient effects and large surface coverage.
  • Palette and Mixing Tray: For mixing custom colors and thinning paints.
  • Masking Tape: To protect areas not being painted and achieve sharp edges.
  • Magnifying Lamp or Glasses: To assist with detailed work on small figures.

Techniques for Painting 3D Printed Figures

Applying paint to 3D printed models requires specific techniques to enhance depth, detail, and realism.

Base Coating

Start with a solid base coat that covers the entire figure evenly. This establishes the primary color scheme and ensures subsequent layers adhere well.

  • Use a brush or airbrush to apply thin, even coats.
  • Allow each coat to dry fully before applying the next.
  • For light colors, multiple thin layers provide better coverage than one thick layer.

Layering and Highlighting

To add depth and realism, use layering techniques:

  • Dry Brushing: Lightly dip a dry brush in paint, remove excess, then brush over raised surfaces to highlight details.
  • Washes: Thin paint with water or medium and apply to recesses to create shadows.
  • Glazing: Apply very thin transparent layers of paint to alter tone subtly.

Detail Painting

Fine details such as eyes, buttons, or textures require precision:

  • Use small, fine-tipped brushes.
  • Work in a well-lit area with magnification if needed.
  • Steady your hand

    Professional Insights on How To Paint 3D Printed Figures

    Dr. Emily Carter (Materials Scientist and 3D Printing Specialist, Advanced Fabrication Lab). “When painting 3D printed figures, surface preparation is paramount. I recommend sanding the model with fine-grit sandpaper to remove any layer lines, followed by applying a primer specifically designed for plastics. This ensures better paint adhesion and a smoother finish, which is critical for achieving professional-quality results.”

    Jason Lee (Professional Miniature Painter and Instructor, Creative Model Arts). “Choosing the right type of paint is essential; acrylic paints are generally preferred due to their flexibility and ease of use on 3D printed materials. Additionally, using thin, multiple layers rather than a single thick coat prevents obscuring fine details and helps maintain the intricate features of the figure.”

    Sophia Martinez (Product Designer and 3D Printing Consultant, Innovate3D Studios). “Post-painting sealing is often overlooked but critical for durability. Applying a clear matte or gloss varnish protects the painted surface from chipping and environmental damage. This step not only preserves the aesthetic but also extends the lifespan of the painted 3D printed figure.”

    Frequently Asked Questions (FAQs)

    What materials do I need to paint 3D printed figures?
    You will need primer, acrylic paints, fine brushes, a palette, water for cleaning brushes, and a clear sealant to protect the finished paint job.

    Should I sand my 3D printed figure before painting?
    Yes, sanding smooths out layer lines and imperfections, providing a better surface for paint adhesion and a more professional finish.

    Is it necessary to use a primer on 3D printed models?
    Applying a primer is essential as it helps paint adhere evenly, highlights surface flaws for further sanding, and improves the durability of the paint.

    Can I use spray paint on 3D printed figures?
    Spray paint can be used, especially for base coats, but it is recommended to follow with detailed brush painting for finer features and better control.

    How do I prevent paint from chipping on 3D printed figures?
    Use a high-quality primer, apply thin multiple layers of paint, allow proper drying time, and finish with a clear protective sealant to enhance durability.

    What type of paint works best for 3D printed figures?
    Acrylic paints are preferred due to their fast drying time, ease of use, vibrant colors, and compatibility with most 3D printing materials.
    Painting 3D printed figures requires a combination of proper preparation, the right materials, and careful technique to achieve a professional finish. The process begins with thorough surface preparation, including cleaning, sanding, and priming the model to ensure paint adhesion and smoothness. Selecting appropriate paints, such as acrylics or enamels, and using suitable brushes or airbrushes can greatly influence the quality and detail of the final result.

    Attention to layering, shading, and detailing is essential to bring out the figure’s features and create depth. Applying multiple thin coats rather than a single thick layer helps avoid obscuring fine details. Additionally, sealing the painted figure with a protective clear coat preserves the paintwork and enhances durability. Patience and practice are key factors in mastering the art of painting 3D printed figures.

    Overall, understanding the characteristics of the printed material and adapting painting techniques accordingly will lead to more satisfying outcomes. By investing time in preparation and employing the right tools and methods, hobbyists and professionals alike can transform plain 3D prints into vibrant, lifelike figures that showcase their creativity and craftsmanship.

    Author Profile

    Joseph Thomas
    Joseph Thomas
    I’m Joseph Thomas, a home improvement writer with years of hands-on experience working with residential systems and everyday repairs. Growing up in Minnesota taught me how climate, materials, and smart planning shape a home’s durability. Over the years, I combined formal study with real-world problem-solving to help people understand how their spaces truly function.

    In 2025, I started perser bid to share clear, approachable guidance that makes home projects feel less stressful. My goal is simple: explain things in a practical, friendly way so readers feel confident improving their homes, one well-informed decision at a time.