All "Thin Wall Design" articles

Minimum Wall Thickness for CNC Machining: Design Guidelines, Tolerances & Best Practices

You need to follow industry standards when choosing cnc machining wall thickness. For metals like aluminum, a minimum of 0.8 mm works well. Stainless steel and titanium need at least 1.0 mm. Plastics require 1.5–2.0 mm for safe results. Thin walls can bend, warp, or cause tool wear. You risk dimensional errors and poor surface finish if you go thinner. Proper thickness helps you achieve strong, accurate, and cost-effective parts. Key Takeaways Use the suggested minimum wall thickness for each material. For metals, use 0.8 mm. For plastics, use 1.5 mm. This keeps the part strong and stops it from…