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How are papers and boards categorised by?
By weight in gsm(grams per metre square)
What is paper made out of?
Fine cellulose fibres
What materials is a paper usually made from?
Mostly wood
Hemp
Flax
Bamboo
How is paper made?
Fibres pressed and dried to make paper
Why do they add chemicals to paper
To improve aesthetics/ properties
How much does paper usually weight
80-220gsm
How much do boards weight?
>220gsm
What is the thickness of boards measured in?
um
How thick is a two-ply board?
200 microns
What is virgin pulp?
a cellulose fibre that hasn’t been previously used or recycled
what does impact resistance mean?
Absorbs the shock of the fall
Description of copier paper
80gsm
Thin
Lightweight
Bright white paper from bleach
Smooth
Uncoated surface
Uses of copier paper
Writing
Drawing
Printing
Advantages of copier paper
Takes colour well, good surface for pencils/pens
Cheap
Readily available in a range of colours
Disadvantages of copier paper
Can be prone to jamming print er feed mechanisms
Description of cartridge paper
Creamy
Thick
Heavyweight
Uses of cartridge paper
Water colours
Drawing
Printing
Advantages of cartridge paper
Accepts most art supplies
Opaque
Disadvantages of cartidge paper
Cost more than copier paper
Description of tracing paper
Thin
Smooth
Translucent
Uses of tracing paper
Art
Making copies
Overlaying drawings
Advantages of tracing paper
Strong
Translucent
Disadvantages of tracing paper
Expensive
Limited ink absorption
Longer drying time
Description of folding boxboard
Printable virgin pulp top surface
Unbleached yellowish centre layers
Bleached outside layer
Uses of folding boxboard
Packaging for printed goods
Advantages of folding boxboard
Lightweight
Cost effective
Environmental friendly
Versatile
Printability
Disadvantages of folding boxboard
Not very strong
Description of corrugated board
2 or more fluted paper sandwiched between paper liners
Uses of corrugated board
Packaging for products
Transport of products
Advantages of corrugated board
Durable enough for its purpose
Lightweight
Recyclable
Disadvantages of corrugated board
Not weightproof
Deformed under pressure
Not ideal for heavy items
Description of solid white board
Strong
Rigid
Made from pure belated wood pulp
Uses of solid white board
Packaging
Book covers
Cards
Printing
Advantages of solid white board
Durable
Clean ability
Excellent printability
Disadvantages of solid white boards
Expensive
Not as impact resistant as corrugated board
Flexibility
The amount a material bends when you apply force
Printability
The ability to accept a printed image (porosity)
Biodegradability
The ability to be broken down by bacteria or other biological means