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SURFACE FINISHING

As Machined

Retains the surface left by the cutting process.

The starting surface

Specify the result you need.

Visible tool paths can remain. Mark burr-sensitive edges and cosmetic faces; use a drawing callout when a particular surface roughness matters.

Discuss this finish
As Machined material reference

Material families to review

Aluminum

A useful starting point for lightweight housings, brackets and machined components.

Stainless Steel

Consider stainless steel when corrosion exposure and cleanable surfaces matter.

Carbon Steel

A material family for general mechanical parts where strength and cost need to be balanced.

Alloy Steel

Compare alloy steels for components with demanding mechanical requirements.

Brass

A copper alloy family used for turned fittings, small components and decorative details.

Copper

Consider copper for parts where electrical or thermal performance is central.

Titanium

Evaluate titanium when the application needs a particular combination of weight, strength and corrosion resistance.

Compatibility depends on the specific grade, geometry and treatment specification. Final selection is reviewed with the project.

A finish belongs
in the drawing, too.

Identify visible surfaces, masking areas, contact points and fits. State whether your dimensional requirements apply to the finished part.

Read the finish checklist

Surface finish comparison

Select a process specification and acceptance reference; appearance illustrations do not establish coating thickness, corrosion performance or conformity.

Surface finish comparison
FinishMaterial families to reviewRequirement to specifyFeatures to review
As MachinedAluminum, Stainless Steel, Carbon Steel, Alloy Steel, Brass, Copper, TitaniumThe starting surfaceVisible tool paths can remain. Mark burr-sensitive edges and cosmetic faces; use a drawing callout when a particular surface roughness matters.

LET’S MAKE IT TANGIBLE

What are you working on?

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