CNC Machining Blog

The YuanYi blog shares practical knowledge from our day-to-day experience in CNC machining and precision manufacturing. We write to help engineers, designers, and buyers better understand materials, machining methods, tolerances, surface finishes, and part design, making it easier to plan projects and make better manufacturing decisions.

MIG vs TIG Welding: Differences, Pros, Cons & When to Use Each

MIG and TIG are two of the most common welding processes used for metal fabrication and...

What Is Tack Welding? Purpose, Process, Types & Applications

Tack welding is a preliminary welding technique used to hold metal parts in the correct position...

10 Types of Plastics Used in the Automotive Industry

Plastics are used throughout modern vehicles because they can reduce weight, resist corrosion, provide electrical insulation,...

Metal Punching vs Stamping: Differences, Applications, and How to Choose

Metal punching and stamping are both common sheet metal processes, but they are not the same....

Types of Machining Processes: 12 Common Operations and How to Choose

Machining is a manufacturing process that removes material from a workpiece to create the required shape,...

Alloy Steel vs Carbon Steel: Differences, Properties & CNC Machining

Alloy steel and carbon steel are both widely used for CNC-machined parts, but they serve different...

Top 10 Plastic Injection Molding Companies in China in 2026

China is home to a large number of plastic injection molding companies, ranging from specialized mold...

Fillet vs Chamfer: Differences, CNC Machining & Design Guide

A fillet creates a rounded transition between two surfaces, while a chamfer removes a sharp corner...

Types of Rivets: 9 Common Rivet Types, Uses, and Selection Guide

Rivets are permanent mechanical fasteners used to join two or more components without threads. They are...

Types of Springs: Uses, Materials, and Selection Guide

Springs are mechanical components used to store energy, resist force, control motion, absorb shock, or return...

GD&T for CNC Machining: How Geometric Tolerances Affect Cost, Setup & Inspection

GD&T, or Geometric Dimensioning and Tolerancing, defines how much a part’s shape, orientation, location, and rotational...

Die Casting vs Injection Molding: Materials, Cost, Design & Manufacturing Guide

Die casting and injection molding are both high-volume manufacturing processes that inject molten material into a...

What Are Non-Ferrous Metals? Types, Properties & Applications

Non-ferrous metals are metals and alloys in which iron is not the primary base metal. Common...

What Is a Composite Material? Types, Properties, Examples & Uses

A composite material is made by combining two or more different materials to create properties that...

Aluminum Anodizing Guide: Types, Colors, Thickness & CNC Design Tips

Aluminum anodizing is an electrochemical surface treatment that converts the outer surface of aluminum into a...

Cast Iron vs Steel: Differences, Properties & CNC Machining Guide

Cast iron and steel are both iron-based materials, but they behave very differently in manufacturing and...

Galvanized Steel vs Aluminum: Which Is Better for CNC Machining?

Galvanized steel generally offers higher stiffness, higher absolute strength, and lower raw material cost. Aluminum is...

Types of Gears: Differences, Applications and How to Choose

Gears transfer motion and power between rotating parts, but different gear types behave very differently. Spur...

Acetal vs Delrin: Key Differences, Properties and Machining

Acetal and Delrin are closely related, but they are not exactly the same material. Acetal is...

Sheet Metal Gauge Chart: Steel, Stainless, Aluminum & More

Use the sheet metal gauge charts below to convert common gauge numbers into thickness in inches...

What Is Aluminum’s Symbol? Chemical Symbol Al Explained

The chemical symbol for aluminum is Al, and its atomic number is 13. The symbol uses...

What Is the Softest Metal? Properties, Hardness & Comparison

Cesium is generally considered the softest solid metal, with a Mohs hardness of about 0.2. It...

Density of Iron: kg/m³, g/cm³, lb/in³ & Weight Calculation

The density of pure iron is approximately 7.87 g/cm³, equal to 7,870 kg/m³ or about 0.284...

What Are Metalloids? Elements, Properties, and Uses Explained

Metalloids are elements that have properties between metals and nonmetals. They may look metallic, but they...

Full Size Carbide Turning Tools: The Complete Guide to Better Woodturning

Master full size carbide turning tools with our complete guide. Explore best practices, key features, and...

Ceramic Cutters: The Complete Guide to Advanced Cutting Tool Solutions

Master ceramic cutters with our complete guide. Explore best practices, key features, and selection criteria for...

Straight Cutter Tool Mastery: The Complete Guide to Precision Cutting Solutions

Master straight cutter tool selection & use. This complete guide covers best practices, technical specs &...

Hand Cutter Tool Mastery: The Complete Guide to Precision Cutting Solutions

Master advanced hand cutter tool techniques with our complete guide. Discover best practices, precision solutions, and...

The Electric Scroll Saw: Where Precision Meets Creative Lightning

Master the electric scroll saw with our complete guide. Explore best practices, key features, and selection...

Beyond the Chip: The Unseen Revolution of Modern Power Carving Tools

Unlock the potential of power carving tools with our complete guide. Explore professional electric wood carving...

The Depth Revolution: How Deep Hole Saws Are Redefining Precision Cutting

Discover the ultimate guide to deep hole saws! Learn best practices, key features & selection criteria...

The Uncarved Truth: What Your Hand Chisels Reveal About Your Craft

Discover the ultimate guide to buying premium hand chisels. Learn best practices for selecting trusted suppliers,...

The Unseen Edge: Why Professional Wood Turning Tools Cut Deeper Than You Think

Master professional wood turning with our complete guide to wood lathe chisels. Discover best practices, key...

The Lathe Tool Library: Why Owning “Just Enough” Is Holding Your Workshop Back

Find the perfect lathe tools for your workshop. Our complete guide covers key features, selection best...

Your Lathe is Only as Precise as Your Worst Tool: The Quality Cascade Effect

Discover the ultimate guide to selecting & using quality lathe tools. Master best practices, technical specs,...

The Surgeon’s Touch: Why Wood Turning Hollowing Tools are the Heart of Fine Craftsmanship

Master wood turning with our complete guide to hollowing tools. Discover best practices, key features, and...

What Are Datums in CNC Machining? Definition, Types, and Applications

A datum in CNC machining serves as a theoretical reference point, line, or plane that helps...

CNC Machining Tolerances: Standards and Accuracy

Modern CNC machining tolerances are influenced by several factors such as the machine’s performance, the characteristics...

What Is a CNC Wire Cut Machine? Wire EDM Process Explained

Wire EDM is like slowly cutting through a metal material with a “live wire.” Its cutting...

What Is a CNC Machine Shop?

A CNC machine shop is a manufacturing facility that uses CNC machine tools to produce custom...

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

Five-Axis Machining does indeed allow access to parts from multiple angles and reduces the number of...

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

5-axis CNC programming is the process of creating toolpaths for a 5-axis CNC machine. The programmer...

What Is Rapid Prototyping? Methods & CNC Applications

Rapid prototyping plays an important role in the development of products.It allows for the fast production...

What Is Broaching Machining? How It Works, Types & Common Applications

In modern mechanical manufacturing, CNC milling and CNC turning are widely known, while broaching machining is...

What Is a CNC Router Machine? Everything You Need to Know

A CNC router is a machining device that uses computer programs to automatically control the movement...

What Is Electron Beam Machining? Process, Advantages & Applications

Electron Beam Machining is a high-precision, non-traditional machining process that utilizes the high energy generated by...

What Is Runout in Machining? Causes, Effects & How to Reduce It

In CNC machining, even if the machine tool has very high precision, runout in the cutting...

How to Program a CNC Machine: A Beginner’s Guide

CNC programming typically involves creating a CAD model, generating toolpaths in CAM software, outputting G-code, and...

Choosing the Best Wood Design Cutting Machine for Your Workshop

Discover everything you need to know about wood design cutting machine prices, from choosing the right...

Precision Milling for Metal: Best Practices for Top-Quality Results

Find out how precision milling machines help create high-quality parts. This guide explores the best practices,...

Mastering Precision with Desktop CNC Milling Machines: A Complete Guide

Find the perfect best desktop CNC router for your workshop. Our guide compares top models, key...

Mastering Desktop CNC: The Ultimate Guide for Beginners

Unlock the full potential of your workshop with our complete guide to desktop CNC. Discover best...

Mastering CNC Router Steel: A Complete Guide to Precision Metal Cutting

Discover how the best small CNC machine for metal transforms steel fabrication. Our guide covers key...

Mastering CNC Metal Machining: A Complete Guide

Master CNC metal machining with our complete guide to steel CNC machines. Explore best practices, key...

Micromill Milling Machines: The Future of Small-Scale Precision Manufacturing

Explore the best practices for using micro milling machines! This guide covers key features, applications, and...

Luxury Precision Milling Machines: The Key to Unmatched Accuracy and Detail

In this guide, we explore the best practices for using PM milling machines, focusing on precision,...

The Essential Guide to CNC Machine Aluminum Cutting

Learn the best practices for small aluminum CNC machining in this comprehensive guide! Explore key features,...

Mastering Aluminum Machining: A Complete Guide to Alu CNC

Learn everything you need to know about small CNC machines for aluminum in this comprehensive guide....

Mastering Premier CNC Machines: A Guide to Precision and Efficiency

Unlock manufacturing excellence with our guide to premier CNC machines. Explore key features, industry applications &...

Portable CNC Mills: Compact Machines with Big Capabilities

Discover the ultimate guide to portable CNC mill machines. Explore key features, industry applications & best...

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