Introduction: The Challenge of Large, High‑Precision Prototypes Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. When clients need a large, highly detailed prototype — say, a 600 mm automotive dashboard panel or a…
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: The Elite Class of Engineering Plastics Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. When aerospace engineers need a high‑performance polymer that can withstand extreme temperatures, chemicals, and mechanical stress, two materials…
Introduction: From Months to Days Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. I’ve seen product development cycles shrink from 12 months to 3 months — thanks to SLA 3D printing. Traditional methods…
Introduction: The Versatility of MIG Welding in Sheet Metal Fabrication Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. In the world of Sheet Metal Fabrication, one question I hear constantly is: “What metals…
Introduction: The Two Workhorses of Industrial Nylon 3D Printing Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. When it comes to industrial Nylon 3D Printing — using SLS (Selective Laser Sintering) or MJF…
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 Challenge of Repairing Thin Metal Components Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. When a machine breaks down and you need to repair or replace a sheet metal spare parts,…
Introduction: The Ugly Truth About Support Marks Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. One of the most common frustrations I hear from clients using SLA 3D Printing Service is: “The part…