Quick Answer
Use Mr Weathering Color Stain Brown for oil and rust streaks, and Filter Liquid Matt Amber for damp mud effects. Apply by drawing on the surface or splashing, then blend for natural results.
Why These Colors Work for Realistic Stains
Mr Weathering Color Stain Brown has high brightness to replicate oil stains or rust, creating a vivid, running liquid effect when drawn on the surface. Filter Liquid Matt Amber is a matte earth color with low brightness, perfect for reproducing damp mud stains without gloss.
Both are designed for mixing with other weathering colors to expand your palette, so you can adjust tones for different environments—from desert grime to industrial oil leaks.
Step-by-Step: Applying Realistic Stains
- Prepare the Surface: Ensure your model is clean and dry. For best adhesion, apply a primer or base coat. No need to sand—Mr Weathering Color works on most plastic surfaces. Check that the surface is free of dust and oils from fingerprints.
- Apply Stain Brown for Oil or Rust: Shake the bottle well. Use a fine brush to draw thin lines or pools of Stain Brown along panel lines, rivets, or engine areas. The paint will flow like a liquid, creating natural drip effects. Avoid overloading the brush—too much paint can flood the detail and lose the stain look.
- Blend and Smudge: While the paint is still wet, use a dry brush or cotton swab to gently pull the stain in one direction. This mimics gravity-driven oil or rust runoff. Work quickly; the paint dries in a few minutes. Reapply if needed.
- Apply Filter Liquid Matt Amber for Mud: Dip a stiff brush into the Filter Liquid Matt Amber and flick or splatter it onto lower areas like wheels, tracks, or base plates. For thicker mud, apply directly and let it pool slightly. Test splatter on scrap plastic first to control droplet size.
- Layer and Mix Colors: Combine Stain Brown and Filter Liquid Matt Amber on a palette to create intermediate shades like muddy rust. Apply the mix where stains transition from dry to wet. Mix in small batches—the ratio changes the brightness and texture significantly.
- Seal the Finish: Once satisfied, spray a matte clear coat to protect the weathering and unify the sheen. This prevents smudging during handling. Avoid glossy clear coats—they will ruin the matte mud effect.
Product Facts
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Mr Weathering Color WC03 - Stain Brown: Mr Weathering Color WC03 - Stain Brown is a brown paint with high brightness intended to replicate oil stains or rust. Its high brightness ensures the stain stands out on dark or light surfaces, making oil and rust streaks immediately visible.
Mr Weathering Color WC03 - Stain Brown
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Mr Weathering Color WC17 - Filter Liquid Matt Amber: Mr Weathering Color WC17 - Filter Liquid Matt Amber is an earth color with low brightness, completely matte, and can reproduce damp mud stains when applied as is or splashed. The matte finish prevents glossy mud spots, keeping the effect realistic even under direct light.
Mr Weathering Color WC17 - Filter Liquid Matt Amber
