What is a pigment fixative?

A pigment fixative is a liquid medium created to permanently bond loose powders to the surface of miniatures, dioramas, and models. Unlike varnishes or paints, it is designed to flow directly onto the pigment layer without altering its fine texture or obscuring details. Once dry, it holds the particles in place, making them firm to the touch while preserving a realistic weathered appearance.

The main advantage of this type of product compared to glues or sprays is that it maintains the authentic dry look of the powders. When applied to represent dust, rust, or dirt, they look convincing but remain brittle. This liquid works by capillary action, seeping under the particles without removing them, ensuring a matte and natural finish rather than a glossy or artificial one.

This acrylic, water-soluble, and non-toxic version is very popular with hobbyists. It dries clear, so that the original tones remain visible after application. For modelers looking to create lasting effects such as mud, dirt, soot, or rust, this medium is considered essential, as it avoids the need for constant retouching.

How to fix pigments on models?

To fix pigments on models, start by applying the powders to the chosen areas of the miniature or terrain piece. These are usually applied with a soft tool to simulate shadows, soil, or weathered surfaces. Once in place, the liquid is carefully added, allowing it to flow over the powders rather than applying it directly with a brush. This can be done with a fine brush or a dropper for precise control.

When applied correctly, the solution seeps beneath the small particles by capillary action, bonding them firmly to the surface. This process ensures that the weathering remains stable and retains its natural appearance. It is important not to flood the area, as a Excess liquid could cause the powders to clump or darken more than desired. A slow, controlled application always produces the most realistic results. After drying completely, the surface becomes permanent and safe to handle. The colors also return to their original matte tones, which often appear lighter once dry compared to when the liquid was still wet. Additional layers of powder can then be applied and treated again to create depth, creating convincing effects such as rust streaks, mud buildup, or heavy urban grime. How do I use pigment fixative? If you're wondering how to use pigment fixative, shake the can well to ensure the solution is evenly mixed. First, apply the weathering powders to areas that would naturally accumulate dirt, such as tank tracks, exhaust pipes, or the edges of armor plates. Once you're happy with the placement, use a fine brush or a pipette to further enhance the effect. to carefully pour the liquid onto the surface.

The technique involves letting the medium flow naturally rather than applying it with a brush. Through capillary action, it seeps into the powder layer and bonds it to the underlying surface without disturbing the delicate distribution. This helps maintain the dusty, realistic effect, rather than making it shiny. Avoid dragging the brush across the particles, as this can smudge or remove them.

Once applied, allow the piece to dry completely before handling. The powders will set in place, and their natural color will reappear as the liquid evaporates. Being a water-based and non-toxic product, it is easy to clean up and safe for indoor use. When applied correctly, this method ensures that weathering effects remain stable over time, whether reproducing subtle road dust on vehicles, rusty pipe textures, or thick mud on a fantasy miniature base.

Content: 1x Pigment fixer 30 ml