Anodizing

Anodizing converts the aluminium surface into a hard oxide layer that resists corrosion and wear and accepts dye. Type II gives a decorative finish and Type III, or hard anodizing, builds a much thicker layer for wear-critical surfaces.

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能力

対応内容

✓

Type II decorative anodizing from 5 to 15 µm

Type II decorative anodizing from 5 to 15 µm

✓

Type III hard anodizing from 25 to 50 µm

Type III hard anodizing from 25 to 50 µm

✓

Clear, black, and a full dye colour range

Clear, black, and a full dye colour range

✓

Masking

Masking for selective finishing

✓

Improved corrosion and abrasion resistance

Improved corrosion and abrasion resistance

✓

Dimensional growth controlled

Dimensional growth controlled for tight fits

材料

材料

Aluminium 6061 and 7075
Aluminium 5052 and 5083
Cast aluminium alloys
Machined and extruded aluminium
仕様

主要仕様

項目詳細
ThicknessType II 5–15 µm, Type III 25–50 µm
ColoursClear, black, blue, red, gold, custom
HardnessType III up to 500 HV
Size limitup to 2,000 mm length
Tolerance effectadds 5–25 µm per surface
Lead time3–6 working days
仕上げ

表面処理・後加工

Sealed for corrosion resistance

Sealed for corrosion resistance

Laser marking through the anodic layer

Laser marking through the anodic layer

Bead blasted satin base

Bead blasted satin base

Polished bright base

Polished bright base

FAQ

よくあるご質問

Does anodizing change part dimensions?

Yes, the oxide grows inward and outward, adding roughly half the layer thickness to each surface. For tight bores we machine undersize so the finished part is on size.

Can anodizing hide machining marks?

It reveals them. Anodizing is translucent and any scratch or tool mark shows through, so cosmetic parts are bead blasted or polished before anodizing.

Which colours hold best?

Black and dark tones are most stable in sunlight. Bright reds and yellows fade faster on exterior parts, so we advise UV testing for outdoor applications.

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