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Introduction: The Critical Final Step In injection molding, the quality of the finished product isn't just determined within the mold cavity. The final, crucial step—separating the molded part from it...
In the competitive landscape of plastic injection molding, achieving perfect part ejection while controlling tooling costs represents a constant balancing act. At Opro tech engineering, we've consiste...
In the high-stakes world of automotive exterior design, few components present as formidable a tooling challenge as the side mirror of a luxury sports car. It is not merely a functional part but the c...
The Hidden Element That Ensures Precision In injection mold design, many components may appear simple or insignificant at first glance, yet they quietly determine the quality, precision, and long-term...
This week, we welcomed one of our long-term clients to our factory. During the visit, he showed strong interest in our project management system — and even gave us a thumbs up for how structured, tran...
In today’s competitive manufacturing world, choosing the right mold manufacturer is no longer just a purchasing decision — it’s a strategic partnership that directly shapes your product quality, cost...
3D printing with metals is definitely a thing, but it’s quite different from standard polymer-based methods like SLS (Selective Laser Sintering). Unlike resin printing, metal 3D printing is mostly don...
When you happened to see the word “EPDM,” and do you got curious? — What exactly is this material? At Opro tech, we often deal with plastic injection molding parts, so at first, you might think as EP...
A few weeks ago, one of my clients messaged me in a hurry. He asked if we could help repair a tooling mold made by another supplier — because the welding line and parting line couldn’t be achieved nea...
In the fast-evolving world of smart packaging, the twist-lock actuator has quickly become a symbol of both hygiene and convenience. Unlike traditional dispensers that rely on removable caps, this clev...
In the mold manufacturing industry, cost estimation is not just a financial exercise — it’s a reflection of a company’s technical understanding, production capability, and market competitiveness. A sc...
When it comes to injection molding, few projects test the limits of precision quite like a fan blade or impeller. At first glance, it may look like a simple rotating part—but in reality, designing and...