Tecnólogo materials

This material we obtain directly from nature. Raw material. Natural material. Processed material.

The material we prepared or refined are. Raw material. Natural material. Processed.

The material we can obtain other types of material, for exmaple, plastic from oil or paper from wood, are: Raw material. Natural material. Processed material.

A man-made wood formes by an odd number of thin wood layers is... Chipboard. Plywood. Cork.

A man-made wood obtain from wood chips that are mixed with resin and then pressed is... Cork. Chipboard. Plywood.

It is obtained by forming a paste of wood and plant fibres. It is easy to cut. Cork. Paper. Cardboard.

It is made by compresing several layers of paper. Plywood. Cardboard. Paper.

It is obtained from the bark of Cork oak. It is waterproof and very good insulator of electricity, Heat and sound. Cork. Cardboard. Chipboard.

It is bright, red-coloured metal. It is a good conductor of electricity. Cooper. Aluminium. Zinc.

It is a silver-coloured shiny metal that IS very resistant to corrosión and very dúctiles. When It is heated to temperaturas above 400°C, It turnes liquid. Zinc. Aluminium. Tin.

It is shiny, White, cheap and easy to recycle metal. It is a good conductor of Heat and electricity, and It is non-toxic, so It is used in food packaging. Aluminium. Tin. Iron.

It is bluish-white in colour and ine of the least common metals. It is very resistant to corrosión and oxidation, so it is often used to coat and protect other metals. Iron. Copper. Zinc.

Metals non-ferrols are: Iron, zinc, aluminium and cast iron. Steel, zinc, copper and tin. Tin, copper, aluminium and zinc.

Ferrous metal are: Iron, copper and zinc. Iron, steel and cast iron. Steel, tin and aluminium.

Contains less than 0,1% carbón, It is soft, dúctil and maleable. It used to construction of magnets. Steel. Iron. Cast iron.

It is made mainly from iron, with 0,1% to 2% carbón. It is hard, durable and economical metal, so It is widly used in industry. Iron. Cast iron. Steel.

It is made from iron and 2% to 6,67% carbón. It is hard but brittle. It is used in the manufacture of engines, machines, tools... Iron. Steel. Cast iron.