A designer must anticipate and understand the manufacturing processes that will be used to fabricate the...

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Electrical Engineering

A designer must anticipate and understand the manufacturingprocesses that will be used to fabricate the created components.Describe differences in the model for a part designed forpolyethylene (plastic) injection molding versus one for machinedaluminum. Can you anticipate unique model requirements for a partcreated using hand lay-up resin-transfer molded composite (aprocess similar to that used for fiberglass)?

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In order to understand the pros and cons of choosing aluminum or steel for injection molding it is important to note that all mold materials have different properties and applications To achieve best results one should choose the most appropriate material for the mold base and core based on project requirements P20 steel is the most commonly used material for molds in the plastics manufacturing industry due to its unique characteristics Some of its main properties include Hardness Good polishing ability Heat treatment possibility after machining Good corrosion resistance Good wear and tear resistance Good thermal stability P20 material is a versatile low alloy steel that is characterized by its hardness and moderate strength level It is typically sold in prehardened condition at a hardness of approximately 40 to 50 HRC See Answer

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