Modern Materials

Question 1

Modern materials

Answer 1

Materials that are developed through the invention of new or improved processes

Question 2

Features of Kevlar

Answer 2

Aramid fibres

High cut resistance

High heat resistance

High strength to weight ratio

Question 3

Features of Precious Metal Clay (PMC)

Answer 3

Composed of fine metal particles

Easily mouldable

Easy to shape and form

Sets hard once fired with a kiln or butane torch

Inexpensive compared to solid metals

Question 4

Features of high density modelling foam

Answer 4

Polyurethane closed - cell foam blocks or sheets

Lightweight

Easy to work with

Question 5

Features of polymorph

Answer 5

Granules that become mouldable at 60 degrees

Solidifies at room temperature

Also available in liquid form - liquid at room temperature and solidifies at 2 degrees

Question 6

Uses of Kevlar

Answer 6

Body armour

Cut proof gloves

Surfboard components

Puncture resistant bike tyres

Question 7

PMC uses

Answer 7

Jewellery

Small sculptures

Question 8

Uses of high density modelling foam

Answer 8

3D modelling

Prototypes

Question 9

Uses of Polymorph

Answer 9

Modelling

Ergonomic handles

Prototype mechanical parts

Question 10

Examples of modern materials

Answer 10

kevlar

PMC

high density modelling foam

polymorph