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Our Technology

The properties of GHA Anodization

G.H.A.®
Golden Hard Anodizing


Multifunctional coating for aluminium.
Surface treatement on aluminum alloy
Maximum protection against bacteria, corrosion, friction and wear
• Surface Hardness
• Excellent corrosion resistance
• High wear resistance and low friction
• Compliant to MIL A8625F, UNI 7796 e
• UNI EN 14392:2008
• Compliant to FDATitle 21 CFR
• Bactericidal treated surface
• High thermal conductivity
• Non-stick non-toxix type
• Suitability for food contact according to DM 21.3.73, regulation 1935/2004/CE e DM n° 76 del 18/04/07

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G.H.A.® is a special anodizing treatment of aluminum-based alloys with sealing of the micropores of the oxide
(nanotubes) through Ag+ Silver Ions (PATENT No. EP1207220), always available on the surface and in the inner
structure of the oxide layer.

Comparison of GHA to others
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