Surface finishes

SurTec 650 services

A chromium-free coating for aluminium parts that protects against corrosion while maintaining electrical conductivity.

Surface roughness	Applicable materials	Cosmetic availability	Visual appearance
Ra 3.2μm (As Machined)	All Aluminium (except Series 7XXX)	Not cosmetic	Machining marks are visible

Example of a SurTec 650 finished part

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