Introduction: From Idea to Physical Part in Days Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Over the years, I’ve helped hundreds of product developers, engineers, and entrepreneurs bring their ideas to life…
Introduction: The First Decision That Affects Your Print Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. When clients send me a file for Industrial 3D Printing, the first thing I check is the…
Introduction: The Hidden Weakness in Your Prints Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. One of the most common failures I see in 3D printed parts is cracking along layer lines. The…
Introduction: From Raw Resin to Finished Product Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Raw SLA 3D Painting Surface Finishing parts come off the printer with a matte, sometimes grainy surface. They…
Introduction: The Promise and Challenge of SLA Accuracy Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Clients come to me expecting Precision SLA 3D Printing — parts that fit perfectly, snap together smoothly,…
Introduction: When Standard Resins Fail Under Heat Hi, I’m Barry Zeng, a manufacturing engineer at Shanghai Yunyan Prototype & Mould Manufacture Factory. Over the years, I’ve seen many SLA Resins 3D Printing projects fail because the parts couldn’t withstand heat.…
Introduction: Choosing the Right 3D Printing Technology 3D printing has revolutionized prototyping and low‑volume production, but not all 3D printing technologies are created equal. Stereolithography (SLA), Selective Laser Sintering (SLS), and Fused Deposition Modeling (FDM) are three of the most…
Introduction: The Critical Leap from “Raw” to “Finished” When a 3D printed metal part is removed from the powder bed, it is far from ready for delivery. Unmelted powder adhering to the surface, support structure remnants, internal residual stresses, and…
Introduction: Lightweighting – An Eternal Mission for the Automotive Industry Automotive lightweighting is not an option – it is a necessity. According to the International Aluminum Institute, a 10% reduction in vehicle weight can improve fuel efficiency by 6-8% and…
Introduction: A Classic Car’s “Resurrection” and the Transformation of the Spare Parts Supply Chain Last autumn, our received a special call for help. A classic car collector owned a 1972 Ferrari 365 GTB/4 Daytona. A plastic fuel distributor on the…