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CNC Guide (Part 1): Best Design Practices for Custom Machined Parts - machining

Author:gly    Date: 2024-09-30    

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

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.

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).

The RP series offers identical quality as incumbent fossil grades and belongs to Covestro's CQ family. The company uses this suffix to identify products that contain at least 25% alternative raw materials. At certain sites, such as Krefeld-Uerdingen in Germany, the plastics in the new range are also produced exclusively using renewable electricity.

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.

Core Technology Molding turned to Mold-Masters E-Multi auxiliary injection unit to help it win a job and dramatically change its process.

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.

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.

The aim of this presentation is to guide you through the factors and the numbers that will help you determine if a robot is a smart investment for your application. Agenda:  Why are you considering automation? What problems are you trying to solve? How and why automation can help Crunch the numbers and determine the ROI

Featuring a four-bench operation, the new classroom can accommodate the training of up to eight technicians in Mold Maintenance, Troubleshooting & Repair, and Hot Runner Troubleshooting & Repair. It can also teach up to 12 technicians simultaneously in the Mold Component Welding, Polishing & Repair, and Mold Texture Repair courses.

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.

Students at the Mold Maintenance Center of Excellence have to opportunity to partake in hands-on instruction. Source: American Injection Molding (AIM) Institute

Say “manufacturing automation” and thoughts immediately go to the shop floor and specialized production equipment, robotics and material handling systems. But there is another realm of possible automation — the front office.

Stephen has been with PlasticsToday and its preceding publications Modern Plastics and Injection Molding since 1992, throughout this time based in the Asia Pacific region, including stints in Japan, Australia, and his current location Singapore. His current beat focuses on automotive. Stephen is an avid folding bicycle rider, often taking his bike on overseas business trips, and a proud dachshund owner.

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.

"We are very excited to expand our existing portfolio of more sustainable polycarbonates with this new product range, which marks another milestone in building the circular economy," explained Lily Wang, global head of the Engineering Plastics Business Entity at Covestro. "Together with our partners, we are already helping to conserve fossil resources and to give a second life to existing waste streams. We also support our customers in achieving their sustainability goals by providing materials that meet the highest purity standards."

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.

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 melting process does not provide perfect mixing, this study shows that mixing is indeed initiated during melting.

Chinaplas 2024 in Shanghai saw the debut of Makrolon RP polycarbonate from Covestro, the first product in the supplier’s portfolio derived from chemically recycled feedstock. Covestro teamed up with refiner Neste and Borealis to deliver the attributed material targeting high-purity applications including use in the automotive segment.

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

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.

Covestro views the European End-of-Life Vehicle Directive (ELV), which is currently under review, and the US Electronic Product Environmental Assessment Tool (EPEAT) for electronic products as key drivers in generating demand for sustainable materials such as PC based on chemically recycled feedstock. Makrolon RP is a drop-in solution with identical properties, production, and product specifications as fossil-based polycarbonate.

In addition to applications in the automotive industry, Covestro also wants to address key industries such as the electrical & electronics and healthcare sectors. The aim is to manufacture high-quality, durable products with chemically recycled attributed feedstocks. At the end of a long usage phase, the plastics can still achieve a "third product life" through mechanical recycling and the further development of chemical recycling technologies.

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.

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

Initial market engagement with automotive brand owners for a transparent application of a high-purity polycarbonate is ongoing and reportedly promising. Besides efforts to meet future regulatory requirements, more and more industries are asking for products with a specific proportion of recycled raw materials.

Across the show, sustainability ruled in new materials technology, from polyolefins and engineering resins to biobased materials.

The Mold Maintenance Center of Excellence features a variety of equipment and technologies, including ultrasonic cleaning, media blasting, waterline cleaning, TIG and laser welding, electrical diagnostics of hot runners, leak detection, manifold cleaning and ultrasonic polishers.

The company has teamed up with Neste and Borealis to offer a high-purity, drop-in replacement for fossil fuel–derived polycarbonate.

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

Successfully starting or restarting an injection molding machine is less about ticking boxes on a rote checklist and more about individually assessing each processing scenario and its unique variables.

AIM’s new Mold Maintenance Center of Excellence offers hands-on, at-the-bench training for mold maintenance technicians. Source: American Injection Molding (AIM) Institute

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.

The American Injection Molding (AIM) Institute, a subsidiary of Beaumont, is bringing updated Mold Maintenance courses in-house to its new Mold Maintenance Center of Excellence classroom at its Erie, Pennsylvania, headquarters. The AIM Institute acquired the training assets from Steve Johnson, owner and founder of MoldTrax, in July 2023, with classes previously conducted in Ashland, Ohio.

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

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.

Additive technology creates air pockets in film during orientation, cutting down on the amount of resin needed while boosting opacity, mechanical properties and recyclability.

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.

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.

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.

The new series complements Covestro's existing portfolio of more sustainable polycarbonates — the mechanically recycled Makrolon R products and certified mass-balanced grades of the Makrolon RE series, which are produced using bio-waste and bio-residues. The RE series is now also available with 25% renewable attributed sustainable share.

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

Neste provides recycled feedstock for the new polymers, which is then converted into phenol and acetone by Borealis before it finds its way to Covestro’s site to produce Makrolon RP. "Through chemical recycling, we can enable recycled content even for the most demanding applications," said Jeroen Verhoeven, vice president of Value Chain Development for Neste’s polymers and chemicals business. "Therewith, we can help companies across various sectors to achieve their recycling-related targets — and we are excited to see Covestro put it into motion."

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.

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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

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

AIM Institute’s Director David Hoffman says his organization had a vision for The Mold Maintenance Center of Excellence almost immediately upon acquiring the assets. “We wanted to carry on the legacy that Steve had put together by creating top-notch mold maintenance courses where the lecture area resides alongside our state-of-the-art hands-on bench area,” Hoffman says. “This way, the students don’t ever have to leave the shop environment, which is where they are most comfortable.”

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

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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

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.

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.

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.

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.

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

Processors with sustainability goals or mandates have a number of ways to reach their goals. Biopolymers are among them.

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

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

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.

The Beaumont subsidiary has opened the Mold Maintenance Center of Excellence classroom at its Erie, Pennsylvania, headquarters.

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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.

Current course offerings at the Mold Maintenance Center of Excellence include Mold Maintenance, Troubleshooting & Repair, Hot Runner Troubleshooting & Repair, Mold Maintenance Strategies, Mold Component Welding, Polishing & Repair and Mold Texture Repair, with Glenn Keith working as an instructor of Mold Maintenance. An Open House for the new center will be held on April 22 at 4 pm.

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

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

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.

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