物料的性能特性：練習題

Which of the following paper types is specifically designed to prevent marker pen ink from seeping through to the underlying surface and to maintain crisp line edges?

A designer is selecting a material for a high-quality greeting card that requires a bright white finish and excellent surface qualities for offset lithographic printing. Which board is most suitable for this application?

In the context of material enhancement, a polymer product intended for long-term outdoor use, such as stadium seating, would most likely require the addition of which specific additive to maintain its mechanical integrity?

In the context of paper and board performance, which material is specifically identified for use in marker rendering because it prevents ink from bleeding through to the next page?

When selecting a polymer for external signage or protective boxes that require a ribbed structure for stiffness while remaining lightweight, which material is most suitable according to its performance characteristics?

Identify two performance characteristics of corrugated card that make it a suitable material for shipping containers.

A designer is selecting a material for a high-performance impact-resistant automotive bumper.

Justify the use of Acrylonitrile Butadiene Styrene (ABS) over Polypropylene (PP) by comparing their toughness and moulding capabilities.

Analyze why duralumin is preferred over pure aluminium for the structural components of aircraft, with reference to its specific performance characteristics.

(a) State two specific performance characteristics of cartridge paper that make it suitable for its primary application in the printing industry.
(b) Briefly explain why corrugated card is the preferred material for the protective packaging of large electronic goods compared to standard bleached card.

A designer is selecting materials for a high-performance mountain bike frame.
(a) Discuss the performance characteristics of Carbon Fibre Reinforced Plastic (CFRP) that make it superior to Low Carbon Steel for this application.
(b) Identify one potential disadvantage of using a composite like CFRP in terms of its disposal at the end of the product's life cycle.