PlasticsToday
WEBHot Right Now. Sign up for the PlasticsToday NewsFeed newsletter. The building products retailer is eliminating “certain harmful materials” aka plastics in favor of fiber alternatives while reducing the overall amount of packaging it uses. Legislation & Regulations California Bans Single-use Plastic Bags.
Resin Pricing recent news - Plastics Today
WEBResin Pricing. Resin Pricing. Resin Price Report: Polypropylene Prices Ease as New Month Gets Underway. Drop in polymer-grade propylene costs pushes polypropylene prices down as much as $0.02/lb. by Staff.
Snap-fit Design for Injection Molded Plastic Parts
WEBNov 15, 2019 · The equilateral and half-round profiles enable snapping on or off two parts simply by pressing them together or pulling them apart. We will examine the design considerations associated with each of these snap options based on the previous list of parameters. Deflect within the strength limits of the plastic.
How to streamline plastic injection mold qualification and process …
WEBNov 13, 2017 · Prepare last shot samples from the mold. Send three to 10 complete shots from the mold in its current condition to the intended supplier. Use these parts for a complete evaluation of the visual and dimensional aspects of the current product. This pre-work will highlight any potential pitfalls of a revalidation effort.
About the Author - Injection Molding Magazine
WEBAug 13, 2016 · Three-zone principle. The screw starts with a feed zone: Constant depth, takes up 15 to 30% of length. In the middle is the compression zone, walls close in on the melt/pellet mix, drive air backward and make up for slipping and rolling of pellets in the feed zone. This zone contains the “barrier” of barrier screws: A long double-channel ...
My customer wants me to submit to IMDS; what do I do now?
WEBMar 14, 2014 · There are two problems with this strategy: 1. Your suppliers are often smaller companies than yours, meaning they have even less flexibility to fulfill the IMDS requirement than you do. 2. Even if your suppliers completed their IMDS requirement, you still need to create a record for your product.
Updated: Plastic Part and Mold Design Considerations
WEBAug 10, 2022 · Injection molded plastics have revolutionized design, innovation, and manufacturing in the 20th century. Before 1950, most products were manufactured in stamped steel, die-cast aluminum, zinc, and wood. Plastic products were primarily limited to phenolics, polystyrene, and other thermosets. However, …
Milacron, Mold-Masters deal completed - Injection Molding …
WEBApril 3, 2013. 1 MinRead. Milacron LLC has completed the acquisition of Mold-Masters, a deal originally announced February 12. The Cincinnati based supplier of plastics processing machinery, mold components, and industrial fluids formally adds the Georgetown, ON maker of hot runner systems and controls, resulting in a combined enterprise with ...
Injection molding design: 10 critical quality design considerations
WEBAug 4, 2019 · 5. Gate location. Gate location ideally should be specified by a designer, molder and tool maker. Gate location is critical to virtually every attribute of an injection molded part. It affects appearance, warpage, tolerances, surface finish, wall thickness, molded in stresses and physical properties, to name a few.
2021 Report on Plastics Industry Predicts Continued Growth
WEBSep 22, 2021 · The annual report from the Plastics Industry Association forecasts a 2.2% increase in plastics manufacturing shipments this year. The publication this week of the 2021 Size & Impact Report by the Plastics Industry Association (PLASTICS) was heralded yesterday in a webinar led by Perc Pineda, PhD, Chief Economist of the association.