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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...
When we talk about injection molds, one of the most critical factors affecting part quality, cycle time, and tool life is cooling. But beginners often wonder: Does every mold need cooling? How does it...
When working on a new tooling project, we often receive the client’s specifications, and sometimes the resin section looks like this: “Polypropylene grade raw material to be defined. Either Homopolyme...
Introduction: "Why Can Wax Be Used to Make Steel Parts?" That’s exactly the question I asked myself the first time I heard about investment casting. I’ve worked with many manufacturing processes like...
Injection molding is one of the most widely used manufacturing processes in the plastics industry. Whether you’re a process engineer, project manager, or business developer in the field, understanding...
In the world of plastic manufacturing, two major categories dominate the molding process: thermoplastic materials and thermosetting materials. Though they may look similar in the final product, the wa...
In the mold and tooling industry, choosing the right steel is crucial for product quality, cost control, and production efficiency. In this article, I want to explore some common questions I had while...
![[Case Study] Shipping Plastic Parts with Embedded Magnets: The Unexpected Challenge We Faced with Magnetism Test Requirements](/uploads/opro-engineering/20250603/3891dded-67f0-41da-b59e-e6c1979829fe.png)
We recently shipped a batch of 350 plastic components, each ultrasonically welded with a small but strong neodymium magnet inside, to a client overseas who urgently needed the parts for a product laun...
In modern manufacturing and product assembly, Formed-In-Place Gasket (FIPG) technology has become a widely adopted sealing method across industries such as automotive, electronics, and industrial equi...