Amline Products Ltd. specializes in aluminum alloy anodizing surface treatment — the critical finishing stage of precision metal manufacturing. Through six core processes, we deliver surface treatment solutions that balance functional performance with visual quality.

01

Chemical Polishing

Chemical agents remove micro-burrs and oxide layers from the aluminum surface, producing a smoother, brighter finish while preparing the part for subsequent anodizing.

  • Removes micro-burrs and surface defects
  • Improves surface smoothness and gloss
  • Prepares the surface for anodizing
02

Electrolytic Polishing

An electrolytic process smooths microscopic surface irregularities, improving flatness and gloss while reducing surface roughness and enhancing corrosion resistance.

  • Reduces surface roughness
  • Improves gloss and flatness
  • Enhances corrosion resistance
03

Matte / Satin Finish

Bead blasting or chemical etching produces a uniform matte texture, reducing glare and improving both tactile feel and visual appearance.

  • Uniform matte texture
  • Reduces glare
  • Improves tactile feel and appearance
04

Type II Anodizing

A transparent oxide layer is formed on the aluminum surface, preserving the material's natural metallic luster while improving surface hardness and corrosion resistance — the most common standard anodizing process.

  • Preserves natural metallic luster
  • Improves surface hardness
  • Improves corrosion resistance
05

Type III Hard Anodizing

Formed under specialized conditions, a thicker and denser oxide layer significantly improves surface hardness, wear resistance, and electrical insulation — ideal for applications with demanding mechanical performance requirements.

  • Thicker, denser oxide layer
  • Significantly improved wear resistance and insulation
  • Suited to demanding mechanical applications
06

Color Dyeing

A dyeing step is introduced during the anodic oxide formation, giving products a wide range of color options while retaining anodizing's inherent corrosion and wear resistance.

  • Wide range of color options
  • Retains corrosion and wear resistance
  • Supports custom appearance requirements

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