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Flash is one of the most frustrating defects in injection molding. This thin layer of plastic along the parting line of your molded parts not only looks bad but can also lead to costly post-processing. So what causes flash in the first place? And more importantly, how can you prevent it from happening? In this […]

Flow lines are a common defect that can occur during the injection molding process. These visible lines on the surface of a plastic part are mainly an aesthetic issue, but they can still cause problems. So what exactly causes flow lines? In this complete guide, as a professional injection molding manufacturer, I’ll cover the key

Linie zgrzewu są jedną z najczęstszych wad występujących w formowanych wtryskowo częściach z tworzyw sztucznych. Gdy dwa fronty przepływu roztopionego tworzywa sztucznego zbiegają się w formie, mogą nie w pełni połączyć się ze sobą. Rezultatem jest widoczna linia na części zwana linią zgrzewu, która wskazuje słaby punkt. Jako profesjonalista

What is a Gate in Injection Molding? An injection molding gate is a small opening that allows molten plastic to enter the mold cavity during the injection molding process. The gate controls the flow and direction of the plastic as it moves from the runner system into the cavity to form the desired part. Proper

Packing pressure is a critical yet often misunderstood parameter in the injection molding process. As a professional plastic injection molding manufacturer, I’m here to demystify packing pressure, why it matters, and how to optimize it for high-quality parts. Stick with me! What is Packing Pressure in Injection Molding? In short, packing pressure is the pressure

Packing time is a critical yet often misunderstood phase of the injection molding process. As a professional injection molding manufacturer, I want to help you clear up exactly what packing time is, why it matters, and how the process goes. What Is Packing Time in Injection Molding? Packing time in injection molding refers to the

Injection molding is one of the most common manufacturing processes for creating plastic parts and products at scale. Understanding shot size – the amount of molten plastic injected into the mold cavity with each cycle – is key for efficiency and quality. But what exactly is shot size, and why does it matter so much

Injection molding is a popular manufacturing process used to produce plastic parts at scale. But what exactly is shot weight, and why does it matter when injection molding? The shot weightis a crucial concept that directly impacts the quality and consistency of molded parts. In this comprehensive guide, as a professional plastic injection molding manufacturer,

Splay is a common cosmetic defect that can occur during the injection molding process. As a professional injection molding manufacturer, I am writing this guide to cover everything you need to know about what causes splay on injection molded parts and how to prevent it. What is Splay in Injection Molding? Splay refers to the

Voids are a common defect in injection molding that occur when air pockets or empty spaces form within a molded part. As I explained in my complete guide to injection molding, they can be caused by a number of factors. In this post, as a professional injection molding manufacturer, I’ll outline the main causes of