Join KraussMaffei for an insightful webinar designed for industry professionals, engineers and anyone interested in the manufacturing processes of PVC pipes. This session will provide a comprehensive understanding of the technology behind the production of high-quality PVC pipes: from raw material preparation to final product testing. Agenda: Introduction to PVC extrusion: overview of the basic principles of PVC pipe extrusion — including the process of melting and shaping PVC resin into pipe forms Equipment and machinery: detailed explanation of the key equipment involved — such as extruders, dies and cooling systems — and their roles in the extrusion process Process parameters: insight into the critical process parameters like temperature, pressure and cooling rates that influence the quality and consistency of the final PVC pipes Energy efficiency: examination of ways to save material and energy use when extruding PVC pipe products

Mike Sepe has authored more than 25 ANTEC papers and more than 250 articles illustrating the importance of this interdisciplanary approach. In this collection, we present some of his best work during the years he has been contributing for Plastics Technology Magazine.

To combat short shots arising from excessively long flow channels, optimize the design to maintain uniform temperature and prevent premature cooling.

This Knowledge Center provides an overview of the considerations needed to understand the purchase, operation, and maintenance of a process cooling system.

Wall Thickness: Uneven wall thickness in the part design can lead to variations in material flow, causing certain areas to receive insufficient plastic and resulting in short shots.

Mixed in among thought leaders from leading suppliers to injection molders and mold makers at the 2023 Molding and MoldMaking conferences will be molders and toolmakers themselves.

Adjusting injection speed is crucial. A too-slow injection speed may result in incomplete filling, while an excessively high speed can cause turbulence and other issues. Optimize the injection speed to ensure controlled and complete mold filling, addressing concerns related to flow imbalance.

Gifted with extraordinary technical know how and an authoritative yet plain English writing style, in this collection of articles Fattori offers his insights on a variety of molding-related topics that are bound to make your days on the production floor go a little bit better.

Flow Imbalance: Irregularities in the flow path can cause imbalances, resulting in some areas receiving more plastic than others.

While prices moved up for three of the five commodity resins, there was potential for a flat trajectory for the rest of the third quarter.

Improper Hold Pressure: Incorrect hold pressure settings can affect the packing phase, influencing the completeness of the mold filling.

Introduced by Zeiger and Spark Industries at the PTXPO, the nozzle is designed for maximum heat transfer and uniformity with a continuous taper for self cleaning.

Join Engel in exploring the future of battery molding technology. Discover advancements in thermoplastic composites for battery housings, innovative automation solutions and the latest in large-tonnage equipment designed for e-mobility — all with a focus on cost-efficient solutions. Agenda: Learn about cutting-edge thermoplastic composites for durable, sustainable and cost-efficient battery housings Explore advanced automation concepts for efficient and scalable production See the latest large-tonnage equipment and technology innovations for e-mobility solutions

More than four years on, there are aspects of the COVID-19 pandemic that linger in their impacts to the plastics market and are made visible in our annual survey.

Enhance the mold’s cooling system to maintain a uniform temperature throughout the mold. This prevents localized cooling that could lead to short shots due to uneven material flow.

Thousands of people visit our Supplier Guide every day to source equipment and materials. Get in front of them with a free company profile.

The Plastics Industry Association (PLASTICS) has released final figures for NPE2024: The Plastics Show (May 6-10; Orlando) that officially make it the largest ever NPE in several key metrics.

After successfully introducing a combined conference for moldmakers and injection molders in 2022, Plastics Technology and MoldMaking Technology are once again joining forces for a tooling/molding two-for-one.

Injection molding short shots, the incomplete filling of mold cavities, can be due to several factors – from material viscosity to inadequate machine settings and suboptimal mold designs. The short shots not only injection molding defects; they also affect the quality, durability, and functionality of the final product.

Improper Venting: Inadequate venting in the mold can impede the escape of air or gases, creating pockets that prevent proper material flow and causing short shots.

This CW Tech Days virtual event will explore the technologies, materials and strategies used by composites manufacturers working in the evolving space market. Presentations from industry experts will emphasize the use of composite materials in applications requiring the weight savings, structural benefits and ability to withstand extreme temperatures that only composites can provide.

Second quarter started with price hikes in PE and the four volume engineering resins, but relatively stable pricing was largely expected by the quarter’s end.

When, how, what and why to automate — leading robotics suppliers and forward-thinking moldmakers will share their insights on automating manufacturing at collocated event.

Optimize gate design and placement to ensure even material distribution, mitigating issues related to improper gate design and location.

Wondering how wall thickness influences injection molding? Injection Molding Wall Thickness Guideline: Maintain Uniform Wall Thickness of Injection Molded Plastic Parts

The injection mold structure and design directly influence various aspects of the final product, including its dimensional accuracy, surface finish,

Plastics Technology’s Tech Days is back! Every Tuesday in October, a series of five online presentations will be given by industry supplier around the following topics:  Injection Molding — New Technologies, Efficiencies Film Extrusion — New Technologies, Efficiencies Upstream/Downstream Operations Injection Molding — Sustainability Extrusion — Compounding Coming out of NPE2024, PT identified a variety of topics, technologies and trends that are driving and shaping the evolution of plastic products manufacturing — from recycling/recyclability and energy optimization to AI-based process control and automation implementation. PT Tech Days is designed to provide a robust, curated, accessible platform through which plastics professionals can explore these trends, have direct access to subject-matter experts and develop strategies for applying solutions in their operations.

Discover how artifical intelligence is revolutionizing plastics processing. Hear from industry experts on the future impact of AI on your operations and envision a fully interconnected plant.

This month’s resin pricing report includes PT’s quarterly check-in on select engineering resins, including nylon 6 and 66.

Ensure material compatibility with the mold design and processing conditions. Consider melt temperature and shrinkage characteristics to address issues related to material selection.

In the realm of manufacturing, injection molding stands as a pivotal process, transforming raw materials into complex and precise products. It’s famous for its efficiency and versatility. However, some common injection molding defects need to be paid attention to. Injection molding short shots are one of the common injection molding defects. The short shot can significantly impact the production process, product quality, and surface. This article delves into the injection molding short shots, exploring their causes, solutions, and effective preventive measures.

This 1-day technical conference and exhibition showcases innovative developments in materials, processing and equipment for the additive manufacturing industry. This conference is specifically designed to inform, update and educate plastic processors about implementing new additive manufacturing technologies. Hear technical presentations on the newest advances in additive manufacturing related to: design, materials development, processing equipment and enabling technologies, new applications and more. See exhibits from engineering plastic suppliers, compounders, molders, design and engineering firms and machinery suppliers. Experts will show you how to apply the latest technologies to your next project or program. The conference includes a full day of technical presentations, plenary and keynote presentations on business trends; breakfast, lunch and breaks; exhibits of advanced technologies and an evening networking reception.   Note: Additive Manufacturing Media executive editor Stephanie Hendrixson will moderate the Supporting AM Adoption in Northeast Ohio panel at 11:20 a.m.

There are five specific areas that designers and manufacturers need to consider to realize the potential of these unique materials.

technotrans says climate protection, energy efficiency and customization will be key discussion topics at PTXPO as it displays its protemp flow 6 ultrasonic eco and the teco cs 90t 9.1 TCUs.

Currier Plastics had a major stake in small hotel amenity bottles until state legislators banned them. Here’s how Currier adapted to that challenge.

Operator Awareness: Well-trained operators play an important role in identifying short shots through visual inspection. They observe the molded parts as they are produced, looking for any signs of incomplete filling, irregularities, or visible flaws. Incomplete Features: Operators focus on specific features of the molded parts, such as corners, edges, or intricate details, where short shots are more likely to occur. Incomplete sections or variations in appearance can signal potential issues.

To address problems with improper venting, enhance mold venting to facilitate air escape during injection. Improved venting helps prevent short shots associated with air entrapment.

The temperature of the mold impacts the cooling and solidification of the plastic material. Ensure the mold temperature is set appropriately to avoid premature solidification and incomplete mold filling. A balance is needed to prevent both short shots and extended cycle times.

In this collection of content, we provide expert advice on welding from some of the leading authorities in the field, with tips on such matters as controls, as well as insights on how to solve common problems in welding.

To achieve successful injection molding, and get high-quality molded parts, the manufacturers should optimize the injection molding process, improve mold design, adjust injection parameters, select materials with optimal flow characteristics, etc.

In this collection, which is part one of a series representing some of John’s finest work, we present you with five articles that we think you will refer to time and again as you look to solve problems, cut cycle times and improve the quality of the parts you mold.

Plastics Technology Top Shops Benchmarking Survey provided both unanimous responses and divided results, but pervasive throughout is the sense of an industry still grappling with the aftermath of 2020’s global pandemic.

Low Injection Pressure: Insufficient injection pressure may hinder the material’s ability to reach all parts of the mold cavity, resulting in short shots.

In this three-part collection, veteran molder and moldmaker Jim Fattori brings to bear his 40+ years of on-the-job experience and provides molders his “from the trenches” perspective on on the why, where and how of venting injection molds. Take the trial-and-error out of the molding venting process.

Zhongde is an experienced injection molding manufacturer. Our professional team can help to find the causes and solve the injection molding short shots defect. Our goal is to improve production quality, save money, and get high-quality molded products. Welcome to contact Zhongde and find a cooperation.

Exhibitors and presenters at the plastics show emphasized 3D printing as a complement and aid to more traditional production processes.

In many cases, decreasing the discharge temperature will improve product quality and perhaps even boost rate. Here are ways to do it.

What are the basic building blocks of plastics and how do they affect the processing of that material and its potential applications in the real world? Meet the repeat unit.

Low Melt Temperature: If the molten plastic temperature is too low, it may solidify before filling the entire mold cavity, causing short shots.

AIM Processing has parlayed small part molding expertise and aggressive automation, even for short run production, into a highly successful custom molding business.

Join Wittmann for an engaging webinar on the transformative impact of manufacturing execution systems (MES) in the plastic injection molding industry. Discover how MES enhances production efficiency, quality control and real-time monitoring while also reducing downtime. It will explore the integration of MES with existing systems, emphasizing compliance and traceability for automotive and medical sectors. Learn about the latest advancements in IoT and AI technologies and how they drive innovation and continuous improvement in MES. Agenda: Overview of MES benefits What is MES? Definition, role and brief history Historical perspective and evolution Longevity and analytics Connectivity: importance, standards and integration Advantages of MES: efficiency, real-time data, traceability and cost savings Emerging technologies: IoT and AI in MES

Formnext Chicago is an industrial additive manufacturing expo taking place April 8-10, 2025 at McCormick Place in Chicago, Illinois. Formnext Chicago is the second in a series of Formnext events in the U.S. being produced by Mesago Messe Frankfurt, AMT – The Association For Manufacturing Technology, and Gardner Business Media (our publisher).

Have you ever noticed a whitening phenomenon in PVC product whitening? Some of your transparent PVC products, like shower curtains

Ultrasonic Testing: This technique involves using ultrasonic waves to detect inconsistencies in material density. It is particularly effective in identifying air pockets or incomplete filling within the molded parts.

Plastics Technology covers technical and business Information for Plastics Processors in Injection Molding, Extrusion, Blow Molding, Plastic Additives, Compounding, Plastic Materials, and Resin Pricing. About Us

Join this webinar to explore the transformative benefits of retrofitting your existing injection molding machines (IMMs). Engel will guide you through upgrading your equipment to enhance monitoring, control and adaptability — all while integrating digital technologies. You'll learn about the latest trends in IMM retrofitting (including Euromap interfaces and plasticizing retrofits) and discover how to future-proof your machines for a competitive edge. With insights from industry experts, it'll walk you through the decision-making process, ensuring you make informed choices that drive your business forward. Agenda: Maximize the value of your current IMMs through strategic retrofitting Learn how to integrate digital technologies to enhance monitoring and control Explore the benefits of Euromap interfaces and plasticizing retrofits Understand how retrofitting can help meet new product demands and improve adaptability Discover how Engel can support your retrofitting needs, from free consultations to execution

An overview on the use of chemical foaming agents (CFAs) to successfully foam single and multilayered rotational molding parts, this webinar will illustrate the multiple benefits rotational molders can achieve, including reducing resin consumption, decreasing part weight, enhancing wall thickness and improving structural rigidity. Agenda: Charging the mold Dosing ratios Venting Optimal decomposition temperatures, cycle times and drop times for drop box applications Cooling considerations

Visual Inspection Tools: Advanced imaging systems and cameras can be employed to scrutinize parts for defects and irregularities, providing a more detailed and objective assessment than human visual inspection alone.

In this collection of articles, two of the industry’s foremost authorities on screw design — Jim Frankand and Mark Spalding — offer their sage advice on screw design...what works, what doesn’t, and what to look for when things start going wrong.

While the major correction in PP prices was finally underway, generally stable pricing was anticipated for the other four commodity resins.

Material is Too Viscous / Poor Plastic Fluidity: Short shots can occur when the chosen plastic material exhibits high viscosity or poor fluidity. In such cases, the molten plastic may struggle to flow smoothly into the mold cavity, leading to incomplete fillings.

Plastics Technology Top Shops Benchmarking Survey provided both unanimous responses and divided results, but pervasive throughout is the sense of an industry still grappling with the aftermath of 2020’s global pandemic.

August 29-30 in Minneapolis all things injection molding and moldmaking will be happening at the Hyatt Regency — check out who’s speaking on what topics today.

Despite price increase nominations going into second quarter, it appeared there was potential for generally flat pricing with the exception of a major downward correction for PP.

Take a deep dive into all of the various aspects of part quoting to ensure you’ve got all the bases—as in costs—covered before preparing your customer’s quote for services.

Adjust fill times to allow sufficient plastic flow. Monitor and optimize parameters to prevent premature cooling, addressing issues related to flow imbalance and incomplete filling.

In a time where sustainability is no longer just a buzzword, the food and beverage packaging industry is required to be at the forefront of this innovation. By adopting circular packaging processes and solutions, producers can meet regulatory requirements while also satisfying consumer demand and enhancing brand reputation. Join Husky to learn more about the broader implications of the circular economy — as well as how leading brands are leveraging this opportunity to reduce costs, increase design flexibility and boost product differentiation. Agenda: The cost and operational benefits of embracing circularity Key materials in circular packaging — including rPET and emerging bioplastics How to design a circular food and beverage package Strategies for selecting sustainable closures to future-proof packaging solutions Optimization and streamlining of production processes for enhanced efficiency How Husky Technologies can enable your sustainable success

Ensure uniform wall thickness in part design to promote even material flow. This addresses issues associated with uneven wall thickness and variations in cooling rates.

Multiple speakers at Molding 2023 will address the ways simulation can impact material substitution decisions, process profitability and simplification of mold design.

Dimensional Analysis: Precise dimensional measurements using calipers, gauges, or other measuring tools help ensure that each part meets the specified size and shape requirements.

Early detection and timely correction of short shots will contribute to the production of high-quality molded parts. Here are some methods to detect injection molding short shots.

Understanding the causes of injection molding short shots will prevent or correct short shots in injection molding can be easier on time. There are several common causes of injection molding short shots.

Across all process types, sustainability was a big theme at NPE2024. But there was plenty to see in automation and artificial intelligence as well.

Mitigate poor plastic fluidity by selecting materials with optimal flow characteristics. Collaborate with suppliers to choose materials that align with the molding process requirements.

Mold maintenance is critical, and with this collection of content we’ve bundled some of the very best advice we’ve published on repairing, maintaining, evaluating and even hanging molds on injection molding machines.

Proper injection pressure is vital for overcoming resistance and ensuring material flow. Inadequate pressure can lead to short shots, while excessive pressure may cause overpacking. Balance injection pressure to achieve uniform mold filling.

AIM Processing has parlayed small part molding expertise and aggressive automation, even for short run production, into a highly successful custom molding business.

Ultradent's entry of its Umbrella cheek retractor took home the awards for Technical Sophistication and Achievement in Economics and Efficiency at PTXPO.

Improper Gate Design and Location: Incorrect gate design or placement can hinder the even distribution of plastic, resulting in incomplete mold fillings.

X-ray Inspection: Utilizing X-ray technology enables a thorough examination of internal structures, helping to identify any voids, air pockets, or incomplete areas within the molded parts.

Flow Channel Length: Excessive length in the flow channel can contribute to pressure loss and uneven filling, leading to short shots.

Optimize melt temperature to address issues related to material viscosity. A melt temperature that is too low can increase viscosity, hindering flow. Conversely, excessive temperatures may cause degradation. Find the optimal temperature for consistent material flow.

Injection molding flow marks are a common injection molding defect. While flow marks generally do not influence the structural integrity

Injection Molding Process Parameters: Improperly configured process parameters, such as fill time or cooling time, can lead to incomplete mold fillings.

Sustainability continues to dominate new additives technology, but upping performance is also evident. Most of the new additives have been targeted to commodity resins and particularly polyolefins.

Resin drying is a crucial, but often-misunderstood area. This collection includes details on why and what you need to dry, how to specify a dryer, and best practices.

Injection molding short shots occur when the molten plastic fails to fill the mold cavity during the injection molding process, resulting in an incomplete or undersized final product. Several factors can lead to short shots, such as inadequate material volume, improper temperature control, insufficient injection pressure, or problems with the mold design, etc. Detecting and addressing short shots is crucial for maintaining product quality and preventing defects in the final manufactured items.

Learn about sustainable scrap reprocessing—this resource offers a deep dive into everything from granulator types and options, to service tips, videos and technical articles.