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…
Introduction: The Testing Dilemma Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Every week, engineers ask me: “Should I use FDM or SLA for my functional mechanical test parts?” The answer depends on…
Introduction: The Allure of Clear 3D Printed Parts Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. One of the most common requests I receive for SLA 3D Printing Parts is: “Can you make…
Introduction: The Best of Both Worlds Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. For years, engineers faced a choice: use 3D Printing Manufacturing for complex geometry but poor surface finish and accuracy,…
Introduction: The Print Is Only Half the Story Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. I’ve printed thousands of 3D Printed Parts — and I’ve learned that what comes off the build…
Introduction: Not All 3D Printed Parts Can Handle Movement Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Over the years, I’ve seen many engineers design 3D Printed Components for static applications — brackets,…
Introduction: The Spectrum from Rock‑Solid to Rubber‑Like Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. One of the most common questions I get about Flexible Resins 3D Printing is: “How flexible is it?…
Introduction: The Hidden Force That Distorts Your Prints Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. I’ve printed thousands of 3D Printed Parts using FDM, SLA, and SLS — and I’ve seen warping…
Introduction: Two Titans of Powder Bed Fusion Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. When it comes to industrial Nylon 3D Printing, two technologies dominate: SLS (Selective Laser Sintering) and MJF (Multi…
Introduction: The Hidden Crisis of Obsolete Parts Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Every week, I hear from clients who can’t find a spare part for a machine that’s 10, 20,…