Plastics Product Design — Summer 2022

Compare rotational molding with Extrusion blow molding process.

Define Product design and Check list. List the ideal check list for product design.

Explain wall thickness design considerations while designing the product.

Justify the material and method used to manufacture a compass box.

What care should be taken while selecting a material for making milk pouch?

Explain the product design process for designing a industrial gear.

Explain the product design process for designing an overhead water storage tank.

List the short term and long term properties for designing a plastic product

Explain the importance of designing radii and fillets in a product.

List the preliminary steps in product design.

List any two materials with their properties which are used to make pipes for water supply.

Which is the process suitable for producing plastic disposable dish? Justify.

What is the importance of ribs and bosses? What are the design considerations to be taken while designing ribs and bosses?

Compare injection molding with thermoforming process.

What care should be taken while selecting a material for making switches for electrical applications?

Explain molded holes in product design.

What is the importance of decorating a part in part design?

Explain the selection of material for designing a contact lens.

Explain the process steps for designing plastic chair.1

Justify the material and method used to manufacture a Air craft wings.

What is the importance of metal inserts in plastic part? Explain briefly about types of inserts.

Explain the process steps for designing any plastic product with hinge.

List the reasons for product design.

List any four self-lubricating plastic materials.

List the advantages & disadvantages of stretch blow molding process.