[JohnSL] and his friend both have injection molding machines. They decided to compare the aluminum molds they usually use with some 3D printed molds created with a resin printer. They used two ...

Visiting the Midwest RepRap Festival, you will, of course, find a ton of 3D printed baubles and trinkets. A slightly more interesting find at this year’s MRRF was a lot of resin cast parts from [Mark ...

• Gas-assist injection molding can cut weight, cycle time, and press requirements. • Experienced molders can help OEMs develop tooling, refine process parameters, and choose materials for high-gloss ...

Though it’s been around since the 1970s, resin transfer molding (RTM) continues to grow in popularity due to its ability to efficiently make strong and excellent quality parts in production quantities ...

The importance of digital tools and simulation for successful composite parts design is well established, whether for aircraft wings, automotive bumper beams or bicycle frames. Over the past decade, ...

Ejector pins are the “bouncers” of the injection molding world. They let technicians apply a force to eject a part from the mold, and, in some cases, can leave marks. The goal for engineers and ...