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,...

Types of drilling machines and drill tooling in a workshop

Types of Drilling Machines: Bench, Pillar, Radial, and CNC

2026-07-11

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

Drilling machine operation in a CNC workshop

Drilling Machine Operation: Setup, Tools, Speeds, and Hole Quality

2026-07-11

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

Drilling process on CNC machined parts

What Is Drilling? Process, Tools, Hole Types, and Manufacturing Uses

2026-07-11

What is drilling is a practical question because the word is used in design reviews,...

Custom CNC machining China production and inspection scene

Custom CNC Machining China Guide for Overseas Buyers

2026-07-11

Practical buyer guide for custom cnc machining china, covering materials, process...

CNC lathe parts and precision turned components

CNC Lathe Parts Guide for Turned Components

2026-07-11

Practical buyer guide for cnc lathe parts, covering materials, process route, tolerances,...

Custom metal parts manufacturing in a CNC workshop

Custom Metal Parts Manufacturing Guide for CNC Buyers

2026-07-11

Practical buyer guide for custom metal parts manufacturing, covering materials, process...

precision inspection tools checking CNC machining tolerances on an aluminum component

CNC Machining Tolerances: Complete Guide to Standards, Fits, Cost, Materials, and Inspection

2026-07-11

A deeper CNC machining tolerance guide covering standard tolerances, ISO 2768, tight...

CNC machining versus injection molding manufacturing comparison

CNC Machining vs Injection Molding: Buyer Comparison Guide

2026-07-11

Practical buyer guide for cnc machining vs injection molding, covering materials,...

Does Nickel Rust Nickel Corrosion and CNC Parts - MTSPi CNC

Does Nickel Rust? Nickel Corrosion, Plating, and CNC Part Applications

2026-07-10

Does nickel rust? Learn how nickel differs from iron rust, how nickel corrosion works,...

Text Milling CNC Engraving for Machined Parts - MTSPi CNC

Text Milling: CNC Engraving for Machined Parts

2026-07-10

A practical guide to CNC text milling for machined parts, including fonts, text size,...

What Can a 5-Axis CNC Machine Do - MTSPi CNC

What Can a 5-Axis CNC Machine Do? Common Questions Answered

2026-07-10

A practical guide to what a 5-axis CNC machine can do, including angled holes, complex...

What Is 5-Axis CNC Programming CAM Toolpaths and Simulation - MTSPi CNC

What Is 5-Axis CNC Programming? Toolpaths, CAM, and Simulation

2026-07-10

A practical guide to 5-axis CNC programming, covering CAM toolpaths, tool axis control,...

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