Articles
Simple Scale-Up Calculations for Melting
You can avoid complicated melting equations when designing or evaluating a screw by using simpler methods that can save time and provide good results.
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Eastman to Launch Advanced Circular Recycling Technology
Through the methanolysis process, polyester-based waste products are broken down to their building blocks which can be reintroduced for new polyester-based polymer production.
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Prices of Volume Resins to End First Quarter Largely Flat-to-Down; PS & PVC Move Up
Decline in raw materials, slowed demand, record-high inventories and lower-priced imports in some cases impacted most resins.
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Heat Deflection Temperature vs. Dynamic Mechanical Analysis (Part 3)
DMA provides a rich and detailed picture of polymer performance, and it can be challenging to understand all the things that we can and should know about our materials. But the fact that it may be hard does not mean that it should not be attempted.
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SC Johnson Unveils First-Ever 100% Recycled Ocean Plastic Bottle
The new product is the world’s first glass cleaner bottle made from 100% recycled ocean plastic.
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Better Options for Mold Cooling—The ‘Next Frontier’ in Process Control
New concepts in mold temperature-control units, conformal cooling, and more in Tooling & Cooling session at Molding 2019 Conference.
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Molder Increases Capabilities—But Not Risk—With Flexible Two-Shot Technology
A customer request for multi-material molding presented a market opportunity and potential financial peril: How do you add two-shot without also overextending yourself from an investment perspective?
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Re|focus Sustainability & Recycling Summit is Back this May
The 2019 Re|focus Sustainability & Recycling Summit brings the full manufacturing supply chain together to discuss how the industry can advance recycling and sustainability goals for plastics.
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Get Materials Processing & Property Data On-Line or Via App
Plastics Technology, Mobile Specs team up to provide molders with processing data.
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Rethinking Two-Stage Injection for Better Parts at Lower Cost
Screw and plunger are mounted inline, and both move forward together for injection.
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‘Mini’ Low-Pressure Injection Machine Makes Large, Thick Parts at Low Cost
It can mold 70-lb parts 1 in. thick using 100% regrind, and it can reproduce micro surface detail. Add to that its small size, frugal energy consumption, and zero upfront cost.
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Can Foam Add Fizz to Your Molding Profits?
New improvements to Trexel’s MuCell foam injection molding process add fast-cycle capabilities, novel inspection technology, and lower upfront investment.
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