1.2-Performance characterisics of papers and boards

Question 1

What are paper stock forms

Answer 1

• sizes from A0 to A8

- each A size is half the size of the previous one (e.g. A4 is half the size of A3)

Question 2

Why do commercial printers use ‘paper untrimmed sizes’

Answer 2

they are larger than the standard A sizes and allow for colour bleeding

Question 3

What is grams per square metre (gsm)

Answer 3

the measure of paper thickness; the lower the gsm, the more lightweight the paper

Question 4

What is a complaint material

Answer 4

One that can be scored, folded and cut with basic tooling to form items such as nets for packaging

Question 5

Where does paper came from

Answer 5

wood pulp (grey in colour and makes paper easy to recycle)

Question 6

Layout paper- properties and uses

Answer 6

• thin translucent paper with a smooth surface

- sketching, quick ink

Question 7

Cartridge paper- properties and uses

Answer 7

• off white paper, usually with a textured surface

- sketching, rendering

Question 8

Tracing paper- properties and uses

Answer 8

• translucent paper

- copying images when sketching

Question 9

Bleed proof paper- properties and uses

Answer 9

• similar to cartridge but colours do not run

- spirit based marker rendering

Question 10

Treated paper- properties and uses

Answer 10

• plain paper with a clear binder or dye layer applied

- photographic printing

Question 11

Watercolour paper- properties and uses

Answer 11

• available in absorbent, smooth, hot pressed or the more textured cold pressed and heavily textured rough
• photographic printing

Question 12

Corrugated card- properties and uses

Answer 12

• usually with carton board outer layers and corrugated middle layer, giving the material the ability to provide protection against impact
• protective packaging, model making

Question 13

Corrugated card- properties and uses

Answer 13

• usually with a carton board outer layer and a corrugated middle layer, so the material provides protection against impact
• protective packaging, model making

Question 14

Bleached card- properties and uses

Answer 14

• chemically treated to brighten the surface to make it suitable for high quality printing
• greeting cards

Question 15

Mount board- properties and uses

Answer 15

• made from compressed fine cotton fibres to produce a rigid board
• presenting artwork

Question 16

Duplex card- properties and uses

Answer 16

• made of two layers of paper, exterior coated to make it more water resister and have a waxy feel
• food packaging, disposable cups

Question 17

Foil backed and laminated card- properties and uses

Answer 17

• has a polymer film or foil applied to provide a water resistant and heat insulating layer
• drinks packaging, milk cartons

Question 18

Metal effect card- properties and uses

Answer 18

• high quality card with a thin metal effect layer applies to the outer surface for enhance aesthetics
• gift boxes and packaging

Question 19

Moulded paper pulp- properties and uses

Answer 19

• recycled paper pulp moulded and wet and dried to a specific shape
• smooth on inside surface, rough textured on outer
• moulded packaging products, egg boxes