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

CNC Knowledge Hub

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,...

5-Axis Machining Software and CAM Simulation - MTSPi CNC

How 5-Axis Machining Software Improves Complex Part Production

2026-07-10

Learn how 5-axis machining software supports CAM toolpaths, simulation, collision...

3+2 Axis vs Simultaneous 5-Axis Machining - MTSPi CNC

3+2 Axis vs Simultaneous 5-Axis Machining: Which Should You Choose?

2026-07-10

Compare 3+2 indexed machining and simultaneous 5-axis machining by axis motion, programming,...

How to Design Parts for 5-Axis CNC Machining - MTSPi CNC

How to Design Parts for 5-Axis CNC Machining: Practical DFM Tips

2026-07-10

Practical DFM tips for designing 5-axis CNC machined parts, including tool access,...

How to Use a CNC Machine Basic Operation Steps - MTSPi CNC

How to Use a CNC Machine: Basic Operation Steps for Beginners

2026-07-10

A practical beginner guide to using a CNC machine, including drawing review, material...

3-Axis vs 4-Axis vs 5-Axis CNC Machining - MTSPi CNC

3-Axis vs 4-Axis vs 5-Axis CNC Machining: What Is the Difference?

2026-07-10

A practical buyer guide comparing 3-axis, 4-axis, and 5-axis CNC machining by motion,...

Drilling Operation in Lathe - MTSPi CNC

Drilling Operation in Lathe: Setup, Tools, Hole Quality, and Risks

2026-07-10

Drilling operation in lathe is a practical question because the word is used in design...

Boring Operation in Lathe - MTSPi CNC

Boring Operation in Lathe: Hole Accuracy, Tools, and Inspection

2026-07-10

Boring operation in lathe is a practical question because the word is used in design...

Threading Operation in Lathe - MTSPi CNC

Threading Operation in Lathe: Internal, External, Tools, and Checks

2026-07-10

Threading operation in lathe is a practical question because the word is used in...

Facing Operation in Lathe - MTSPi CNC

Facing Operation in Lathe: Purpose, Tools, Finish, and Accuracy

2026-07-10

Facing operation in lathe is a practical question because the word is used in design...

Types of Lathe Machines - MTSPi CNC

Types of Lathe Machines: Engine, Turret, Swiss, and CNC Lathes

2026-07-10

Types of lathe machines is a practical question because the word is used in design...

Turning Process in Manufacturing - MTSPi CNC

Turning Process in Manufacturing: Steps, Tools, Parts, and Tolerances

2026-07-10

Turning process in manufacturing is a practical question because the word is used...

Lathe Machine Operation - MTSPi CNC

Lathe Machine Operation: Facing, Turning, Drilling, and Threading

2026-07-10

Lathe machine operation is a practical question because the word is used in design...

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