CNC Machining Blog: Materials, Design, Cost, Quality & Process Guides

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CNC Machining Blog Organized by Buyer Questions

Use these categories to find practical articles about CNC materials, surface finishes, machining processes, design for manufacturability, quoting, quality control, and industry applications. The blog is structured for engineers and sourcing teams who need clear answers before ordering custom CNC parts.

CNC milling service CNC turning service rapid prototyping surface finishing options inspection and quality request a quote

MMaterial GuidesCompare aluminum, stainless steel, brass, copper, titanium, plastics, and specialty alloys for CNC parts.58 articles FSurface FinishingChoose anodizing, plating, polishing, coating, heat treatment, and other post-machining finishes.63 articles TMachines, Tools & ProgrammingLearn about CNC machines, operations, tooling, drilling, tapping, reaming, CAM, and shop-floor setup.39 articles CDesign, Cost & SourcingReduce machining cost, prepare RFQs, improve DFM, control lead time, and choose the right CNC supplier.24 articles VProcess ComparisonsCompare CNC machining with casting, forging, 3D printing, fabrication, laser cutting, injection molding, and more.17 articles QQuality & TolerancesUnderstand tolerances, inspection, surface roughness, accuracy, quality control, and measurement planning.15 articles BCNC Machining BasicsFoundational explanations for CNC machining, subtractive manufacturing, process steps, and common terms.22 articles AMilling & TurningGuides for CNC milling, turning, lathe work, Swiss machining, mill-turn, and multi-axis machining.9 articles IIndustries & ApplicationsExplore CNC machining use cases for aerospace, medical, automotive, robotics, automation, and electronics.8 articles

Inspector checking a bent stainless steel mounting bracket against an industrial rail assembly

Sheet Metal Bracket Design: Bends, Loads, Holes, and Assembly Fit

Design reliable sheet metal brackets with suitable...

Aluminum backed LED circuit board being fitted to a finned machined heat sink on an electronics bench

Metal Core PCB Design: Thermal Paths and Heat Sink Integration

Specify a metal core PCB with dielectric thermal resistance,...

Investment cast small steel component beside a larger sand cast housing and foundry mold samples

Investment Casting vs Sand Casting: A Finished-Part Selection Guide

Choose investment or sand casting by geometry, alloy,...

Polymer assembly nest with steel locating pins and aluminum base holding a machined housing

3D Printed Tooling: Choosing Printed, Machined, or Hybrid Fixtures

Compare printed, CNC machined, and hybrid fixtures...

Engineer inspecting FR4 PCB laminate samples and a fitted circuit board beside a machined aluminum enclosure

FR4 PCB Material: Specifications, Grades, and Enclosure Design

Specify FR4 PCB material correctly using Tg, Td, CTE,...

advantages-5-axis-cnc-machining-scene

Advantages of 5 Axis CNC Machining for Complex CNC Parts

2026-07-15

The advantages of 5 axis CNC machining become clear when a part has angled faces,...

Plastic vs Metal Parts CNC machining material scene - MTSPi CNC

Plastic vs Metal Parts: Strength, Weight, Machining, Cost, and Design

2026-07-13

Plastic vs metal parts is a practical question because the word is used in design...

Titanium vs Stainless Steel CNC machining material scene - MTSPi CNC

Titanium vs Stainless Steel: Strength, Weight, Machining, and Cost

2026-07-13

Titanium vs stainless steel is a practical question because the word is used in design...

6061 vs 7075 Aluminum CNC machining material scene - MTSPi CNC

6061 vs 7075 Aluminum: Strength, Machining, Anodizing, and Cost

2026-07-13

6061 vs 7075 aluminum is a practical question because the word is used in design...

304 vs 316 Stainless Steel CNC machining material scene - MTSPi CNC

304 vs 316 Stainless Steel: Corrosion, Machining, Cost, and Uses

2026-07-13

304 vs 316 stainless steel is a practical question because the word is used in design...

Steel vs Stainless Steel CNC machining material scene - MTSPi CNC

Steel vs Stainless Steel: Corrosion, Strength, Machining, and Cost

2026-07-13

Steel vs stainless steel is a practical question because the word is used in design...

Copper vs Brass CNC machining material scene - MTSPi CNC

Copper vs Brass: Conductivity, Machining, Finish, and Cost

2026-07-13

Copper vs brass is a practical question because the word is used in design reviews,...

Brass vs Bronze CNC machining material scene - MTSPi CNC

Brass vs Bronze: Composition, Machining, Strength, and Uses

2026-07-13

Brass vs bronze is a practical question because the word is used in design reviews,...

Aluminum vs Titanium CNC machining material scene - MTSPi CNC

Aluminum vs Titanium: Strength, Weight, Machining, Cost, and Applications

2026-07-13

Aluminum vs titanium is a practical question because the word is used in design reviews,...

Aluminum vs Stainless Steel CNC machining material scene - MTSPi CNC

Aluminum vs Stainless Steel: Weight, Corrosion, Machining, and Cost

2026-07-13

Aluminum vs stainless steel is a practical question because the word is used in design...

Aluminum vs Steel CNC machining material scene - MTSPi CNC

Aluminum vs Steel: Strength, Weight, Machining, Cost, and Uses

2026-07-13

Aluminum vs steel is a practical question because the word is used in design reviews,...

Delrin CNC Machining CNC machining material scene - MTSPi CNC

Delrin CNC Machining Guide: POM Parts, Properties, Tolerances, and Uses

2026-07-13

Delrin CNC machining guide for POM precision parts, including material properties,...

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