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Surface Treatment Services

Surface Finish Library

30+ finishes available in-house — compare textures, applications, and specifications. Click any card for full technical details and spec sheet download.

30+
Finishes
100%
In-House
24 hr
Turnaround
18 finishes

Need a custom finish?

Talk to our surface treatment engineers — we can advise on the best finish for your material, operating environment, and budget.

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From the Blog

Deepen your engineering knowledge

Free technical articles from Ginwate senior engineers

Surface Finishes for CNC Parts: Ra, Rz, Anodizing, Passivation and More

Surface Finishes for CNC Parts: Ra, Rz, Anodizing, Passivation and More

Surface finish affects function, appearance, and corrosion resistance. This guide covers roughness parameters (Ra, Rz), as-machined finish, anodizing, passivation, powder coating, and when to specify each.

5 minRead article
Aluminum vs Stainless Steel for CNC Parts: How to Choose

Aluminum vs Stainless Steel for CNC Parts: How to Choose

Aluminum and stainless steel are the two most common CNC materials — but picking the wrong one can mean a part that corrodes, fails under load, or costs three times too much. Here is a side-by-side breakdown.

4 minRead article