Graphic Design & Printing Technology

Graphic Design & Printing Technology

It is also used for packaging of tablets. Aluminium is attractive, light and

strong. It can be recycled.

Tin:- Tin plate is a solid, heavy, steel covered with tin to protect it against

rust. It is used to package canned foods. It can be recycled.

Glass:- Glass can be moulded into a variety of shapes. It can also be
manufactured in a variety of colours. One of the reasons for using glass is that
the product (normally a liquid) can be seen inside it. Glass is used for preserving
foods like honey and jams. Some drinks have gases added and so glass bottles
must be able to withstand internal pressure. It is even used for consumable
goods like, medicines, cosmetics (perfumes), beer, wine, juice bottles. It can
be recycled.
Plastics:- Plastic is the most common packaging material and, at the same
time, one of the most difficult to dispose of. The factors common to all plastics
are that they are light, strong and cheap to manufacture.

Poly Ethylene Terephthalate (PET):- a shatter proof plastic becoming very

popular for drinks containers. It is light weight and 90% recyclable.

Poly Vinyl Chloride (PVC):- used for soft drinks containers that are not

pressurised.

High Density Polythene (HDPE):- a strong plastic used for buckets, bowls,

pipes etc.

Low Density Polythene (LDPE):- a softer plastic used for plastic bags,

squeezy bottles for substances such as detergents. Also used for pouches

containing products such as drinks and semi-solid foods. Very popular as

containers of sports/energy drinks. These containers are flexible, shatter

proof, and cheap to produce.

Paper and cellulose film:- This type of packaging material is easy to print on
and can be coated, treated or laminated. Often it is manufactured from
renewable materials (recycled paper and pulp). It is easy to handle and light
weight. In addition, it can be folded into a variety of shapes by machines or by
hand. In general, it is used for labels, cartons, boxes and wrappings.
Brick carton:- It is a light, strong air-tight packaging material made up of
several layers of plastic, paper, aluminium. Its complex composition makes
it difficult to recycle. It is becoming the main packaging material for
basic food stuffs. It is used mainly to keep drinks such as milk, juice, etc.
Cardboard:-Cardboard is appropriate for packaging materials wrapping.
It is used in the form of boxes or sheets. It is highly recyclable.