Introduction: The Fundamental Manufacturing Choice Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Over the past 12 years, one of the most common questions I hear from designers and procurement professionals is: “CNC…
Introduction: The Ultimate Machining Challenge Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Titanium is the material of choice for aerospace, medical, and high‑performance automotive components — but it’s also one of the…
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 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: 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…
Introduction: The Micron Challenge Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Achieving ±0.005 mm (5 microns) in CNC Milling Precision is not a matter of luck or expensive machines alone. It requires…