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...

304 Steel vs 316 Stainless Steel Cost: Which One is Right for Your Project?

Learn everything you need to know about the differences between 304 steel and 316 stainless steel,...

Are Brass Casings Magnetic? Understanding Their Properties and Applications

Have you ever wondered at what temperature titanium melts? This isn’t just a curious question –...

Exploring Aluminum’s Magnetic Properties: Why It Matters in Manufacturing

Have you ever wondered why aluminum doesn’t stick to magnets like your refrigerator door? That’s what...

Titanium Strength vs Steel: Key Differences and Best Applications

Have you ever wondered why some materials are stronger than others? While titanium is well-known for...

At What Temperature Does Titanium Melt? Best Practices for Melting Titanium

Learn everything you need to know about the temperature at which titanium melts, its applications, and...

How Dense is Aluminum? Understanding Aluminum Alloy Density and Its Applications

Learn everything about the Density of Aluminum Alloy and how it affects your manufacturing processes. Explore...

Complete Guide to Steel Density in kg/m³: Key Insights & Uses

Learn everything about the Density of Steel kg/m³ and its impact on your manufacturing process. Explore...

Understanding Brass Material Density: Best Practices and Applications

Discover the essential guide to brass material density and weight per cubic inch. Explore key specs,...

CNC Cutting Tools: Types, Materials, Coatings, and Selection Guide

CNC cutting tools are the tools that physically remove material during milling, turning, drilling, boring, threading,...

What Is a Bottoming Tap? A Guide to Blind Hole Threading

A bottoming tap is a thread-cutting tool with a very short chamfer, typically about 1–2 threads....

Types of CNC Machines: 9 Common Types and How to Choose

The main types of CNC machines include CNC mills, lathes, Swiss machines, mill-turn centers, gantry machines,...

Counterbore vs Countersink: Differences, Uses & How to Choose

A counterbore and a countersink are both recessed hole features used to seat fastener heads, but...

NPT Thread Size Chart: Dimensions, TPI & Tap Drill Sizes

NPT (National Pipe Taper) is a 60° tapered pipe thread commonly used for fluid, pneumatic, and...

Honing Process: How It Works, Types, Tolerances & Applications

Honing is a precision abrasive machining process mainly used to finish internal bores. A honing tool...

6 Essential Wood Lathe Turning Tools and What They Are Used For

The six essential wood lathe turning tools are a spindle roughing gouge, spindle gouge, bowl gouge,...

3/8-16 Tap Drill Size: Complete CNC Machining Guide

When making a threaded hole, it is important to select the right drill size to ensure...

Engineering Drawing Symbols and Abbreviations: Complete Guide for CNC Machining

When you send a CNC machining project to a manufacturer, one of the first things engineers...

How CNC Machining Software Improves Production Efficiency

CNC machining software improves production efficiency by helping engineers create better toolpaths, reduce programming time, prevent...

What Can You Make With a CNC Machine? CNC Products & Applications

A single CNC machine is capable of producing thousands of different items, ranging from simple brackets...

Can a CNC Machine Engrave Metal?

Yes. CNC machine tools can not only machine metal parts, but also engrave text, numbers, logos,...

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...

CNC Big Machines: The Ultimate Solution for Large-Scale Manufacturing

Explore the ultimate guide to the largest CNC machines. Learn about their key technical specifications, industry...

6 Axis CNC Machines: The Key to Advanced Precision and Efficiency in Manufacturing

Unlock the potential of 6 axis CNC machining. Our complete guide delivers best practices, key specifications,...

Mini Mill CNC Conversion: Boosting Efficiency and Precision in Your Projects

Unlock your mini mill’s potential! Our complete guide to mini mill CNC conversion covers best practices,...

Gantry Machining Centers: The Backbone of Modern Precision Manufacturing

Unlock your CNC’s full potential! Our complete guide covers best practices for CNC Gantry Mills. Find...

6 Axis Milling Machine: 5 Axis vs 6 Axis CNC Machining

A 6 axis milling machine adds another degree of controlled movement beyond a typical 5-axis CNC...

Why ATC CNC Machines Are Revolutionizing Precision Manufacturing

Unlock the potential of desktop CNC with tool changers! Our complete guide covers best practices, key...

CNC Accessories Demystified: How the Right Attachments Can Transform Your Manufacturing Process

Unlock your CNC’s full potential! Our complete guide covers best practices for CNC accessories & tool...

Kit CNC: Affordable Precision for Hobbyists and Makers

Master the world of CNC machining with our complete guide to kit CNC systems. Learn about...

Everything You Need to Know About CNC Machine Kits: A Comprehensive Guide

Master the world of CNC machining with our complete guide to CNC machine kits. Learn about...

The Ultimate Guide to Choosing the Best CNC Machine Brands for Your Business

Explore the world of CNC machines with our comprehensive guide. This page compares top CNC machine...

Taking Control: How to Get the Most Out of Your Manual CNC Mill

Manual mill machines remain essential in manufacturing for their precision and hands-on control. This guide walks...

Mini Mills Unleashed: Your Guide to Affordable Precision in Small-Scale Manufacturing

If you’re curious about mini mills, this guide is for you! Learn everything about benchtop milling...

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