Plastics

Blog Category: Plastics

DFMPro for Thermoforming Process

Plastic provides versatility and strength across a wide range of applications. In the last few blogs, we have covered plastic part design guidelines. In this article, we will cover thermoforming part design guidelines. We all are aware; the thermoforming is most suitable for shallow-shaped parts where the heated plastic sheet is formed over male or …

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How Design Errors Show Up As Tooling, Processing, Materials And Abuse Issues

Abstract For a plastic part or assembly to perform as expected, proper consideration must be given to material selection, part design, tooling, and processing using a holistic approach. In a lot of instances, design errors are mistaken as tooling, processing and material issues. Design errors are even sometimes misclassified as customer abuse. Introduction Let us …

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Practical Adherence to Design Rules – a Matter of Choice?  Part 4

This is a continuation of the discussion from Part 1, 2 and 3. Let us start with a quick summary: Unlike metals, plastics are not capable of withstanding long-term stresses.  A significant number of failures occur due to long term stresses.  These long-term stresses can result from: Willful disregard of this inherent characteristics of the …

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Practical Adherence to Design Rules – a Matter of Choice?  Part 3

Part 1 and 2 Summary This is a continuation of the discussion from Part 1 and Part 2.  Let us start with a quick summary: Unlike metals, plastics are not capable of withstanding long-term stresses.  A significant number of failures occur due to long term stresses. These long-term stresses can result from: Willful disregard of …

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Factors Affecting the Strict Adherence to Design Rules – Part II

Practical Adherence to Design Rules – a Matter of Choice?  Part 2 Part 1 Summary This is a continuation of the discussion from part 1.  Let us start with a quick summary: Unlike metals, plastics are not capable of withstanding long-term stresses.  A significant number of failures occur due to long term stresses.  These long-term …

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