Scratched Aluminium Metal Sheet | Free PBR free download

. Formats: PNG . Free for personal & commercial use.

Preview — Scratched Aluminium Metal Sheet | Free PBR

IDscratched-aluminium-metal-sheet-free-pbr
Metal
PNG
Size1k (1024x1024px), 2k (2048x2048px), 4k (4096x4096px), 8k (8192x8192px)
sRGB

This scratched aluminium metal sheet texture presents a highly detailed depiction of industrial-grade aluminium, a lightweight metal alloy primarily composed of aluminium known for its excellent strength-to-weight ratio and superior corrosion resistance. The base substrate exhibits a tightly rolled grain structure typical of precision-processed aluminium sheets, resulting in low porosity and a smooth yet intricately textured surface. The finish is characterized by extensive mechanical abrasion, featuring fine scratches, scuffs, and subtle micro-imperfections that collectively create a visually rich, weathered brushed-metal appearance. This worn effect implies prolonged exposure to harsh environments, common in machinery parts, protective metallic casings, and industrial applications where durability and wear resistance are essential. Slight oxidation layers add a muted discoloration, enhancing the authenticity and depth of the material’s surface appearance without compromising its metallic sheen.

From a materials science perspective, the texture’s detailed surface reflects aluminium’s inherent properties: the alloy’s composition ensures high reflectivity and metallic luster, while the mechanical wear disrupts this polish with micro-aggregates of scratches and abrasions. These surface features are accurately captured across the PBR channels to maximize realism in 3D rendering. The BaseColor (Albedo) map delivers a cool, silvery-grey palette with subtle tonal variations that simulate oxidation and wear patterns. The Normal map encodes the surface’s fine scratches and dents, enabling realistic light interaction and shadowing. Roughness values vary dynamically, contrasting polished areas with more matte, scratched zones to replicate aluminium’s tactile complexity. The Metallic channel maintains values near pure metal to emphasize aluminium’s reflective qualities, while Ambient Occlusion adds soft shading in crevices and worn regions, enhancing depth perception. Height and Displacement maps provide additional surface relief, perfect for parallax effects that increase realism at close viewing distances.

Rendered in ultra-high 8K resolution, this seamless texture is optimized for advanced 3D engines like Blender, Unreal Engine, and Unity, ensuring exceptional detail and fidelity even under close camera scrutiny. Users are advised to carefully adjust UV scaling to match the physical dimensions of their models, preserving the natural scale of scratches and preventing repetitive patterns from breaking immersion. Additionally, fine-tuning the Roughness map can balance the reflective sheen of the aluminium base with the matte appearance of the scratched areas, enhancing the material’s tactile and visual authenticity in digital scenes involving machinery, metal parts, or protective casings. This combination of detailed surface characteristics and precise PBR mapping makes the scratched aluminium metal sheet texture an invaluable resource for realistic industrial and mechanical visualizations.

How to Use These Seamless PBR Textures in Blender

This guide shows how to connect a full PBR texture set to Principled BSDF in Blender (Cycles or Eevee). Works with any of our seamless textures free download, including PBR PNG materials for Blender / Unreal / Unity.

What’s inside the download

  • *_albedo.png — Base Color (sRGB)
  • *_normal.png — Normal map (Non-Color)
  • *_roughness.png — Roughness (Non-Color)
  • *_metallic.png — Metallic (Non-Color)
  • *_ao.png — Ambient Occlusion (Non-Color)
  • *_height.png — Height / Displacement (Non-Color)
  • *_ORM.png — Packed map (R=AO, G=Roughness, B=Metallic, Non-Color)

Quick start (Node Wrangler, 30 seconds)

  1. Enable the addon: Edit → Preferences → Add-ons → Node Wrangler.
  2. Create a material and select the Principled BSDF node.
  3. Press Ctrl + Shift + T and select the maps albedo, normal, roughness, metallic (skip height and ORM for now) → Open. The addon wires Base Color, Normal (with a Normal Map node), Roughness, and Metallic automatically.
  4. Add AO and Height using the “Manual wiring” steps below (5 and 6).

Manual wiring (full control)

  1. Create a material (Material Properties → New) and open the Shader Editor.
  2. Add an Image Texture node for each map. Set Color Space:
    • AlbedosRGB
    • AO, Roughness, Metallic, Normal, Height, ORMNon-Color
  3. Connect to Principled BSDF:
    • albedoBase Color
    • roughnessRoughness
    • metallicMetallic (for wood this often stays near 0)
    • normalNormal Map node (Type: Tangent Space) → Normal of Principled. If details look “inverted”, enable Invert Y on the Normal Map node.
  4. Ambient Occlusion (AO):
    • Add a MixRGB (or Mix Color) node in mode Multiply.
    • Input A = albedo, Input B = ao, Factor = 1.0.
    • Output of Mix → Base Color of Principled (replaces the direct albedo connection).
  5. Height / Displacement:
    Cycles — true displacement
    1. Material Properties → SettingsDisplacement: Displacement and Bump.
    2. Add a Displacement node: connect heightHeight, set Midlevel = 0.5, Scale = 0.02–0.08 (tune to taste).
    3. Output of Displacement → Material Output → Displacement.
    4. Add geometry density (e.g., Subdivision Surface) so displacement has polygons to work with.
    Eevee (or lightweight Cycles) — bump only
    1. Add a Bump node: heightHeight.
    2. Set Strength = 0.2–0.5, Distance = 0.05–0.1, and connect Normal output to Principled’s Normal.

Using the packed ORM texture (optional)

Instead of separate AO/Roughness/Metallic maps you can use the single *_ORM.png:

  1. Add one Image Texture (Non-Color) → Separate RGB (or Separate Color).
  2. R (red) → AO (use it in the Multiply node with albedo as above).
  3. G (green) → Roughness of Principled.
  4. B (blue) → Metallic of Principled.

UVs & seamless tiling

  1. These textures are seamless. If your mesh has no UVs, go to UV EditingSmart UV Project.
  2. For scale/repeat, add Texture Coordinate (UV)Mapping and plug it into all texture nodes. Increase Mapping → Scale (e.g., 2/2/2) to tile more densely.

Recommended starter values

  • Normal Map Strength: 0.5–1.0
  • Bump Strength: ~0.3
  • Displacement Scale (Cycles): ~0.03

Common pitfalls

  • Wrong Color Space (normals/roughness/etc. must be Non-Color).
  • “Inverted” details → enable Invert Y on the Normal Map node.
  • Over-strong relief → lower Displacement Scale or Bump Strength.

Example: Download Wood Textures and instantly apply parquet or rustic planks inside Blender for architectural visualization.

To add the downloaded texture, go to Add — Texture — Image Texture.



Add a node and click the Open button.



Select the required texture on your hard drive and connect Color to Base Color.


AITEXTURED Tools

Build, preview, and export seamless PBR materials. Generate full map sets from a single image, inspect them in a real-time WebGL viewer, and re-package maps for Unreal, Unity, and Blender—directly in your browser.