Introduction: Choosing the Right Manufacturing Process Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Over the past 17 years, I’ve helped hundreds of clients decide between two of the most common manufacturing processes:…
Introduction: CNC Turned vs Milled Parts — The Cylindrical Advantage Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Every week, I see designers specify CNC milling for components that could be machined faster,…
Introduction: The Complexity Crossroads Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. One of the most common questions I hear from designers is: “Can my part be machined on a standard 3-Axis CNC…
Introduction: The Traditional Manufacturing Penalty Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. In traditional manufacturing — CNC machining, injection molding, or casting — complexity costs money. A simple bracket with straight walls…
Introduction: The Aluminum Crossroads Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. When engineers need an aluminum part, they typically reach for 6061 — the workhorse of CNC machining. But in recent years,…
Introduction: The Stainless Steel Challenge Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Stainless steel is one of the most popular materials for CNC Machining Stainless Steel projects — but it’s also one…
Introduction: The Aluminum Dilemma Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. When it comes to Aluminum Alloy CNC Machining, two grades dominate the conversation: 6061-T6 and 7075-T6. Both are widely used in…
Introduction: The Fundamental Choice Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. One of the first decisions in any machining project is whether to use CNC turning or CNC milling. Both are subtractive…
Introduction: Every Dollar Saved Is Profit Earned Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Over the past decade, I’ve helped hundreds of clients reduce the cost of Cost-Saving Custom Parts — sometimes…
Introduction: The Titanium Paradox Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Titanium is the dream material for aerospace — strong, lightweight, corrosion‑resistant, and heat‑tolerant. But it’s also a nightmare to machine. Titanium’s…