Section 3 Flashcards
What is bleedproof paper?
Smooth and has a special coatin gto reduce absorbency
What is cartridge paper?
Thick, quality paper with a light texture. used for pencil and ink drawings
What is corrugated cardboard?
Made up of one or two outer flat layers and a corrugated layer
What is ink jet card?
Designed for an inkjet printer. ink sits on the surface of the paper. smooth surface = even ink coverage and absorbency
What is hardwood?
Hardwoods come from deciduous trees, which have a large flat leavels that fall in the autumn
Examples of hardwood?
Ash, Beech, Mahogany, Oak, Balsa
Working properties Ash?
Flexible, tough, used for sports equipment
working properties mahogany?
Cuts and polishes easily, fine finsih, high quality furniture
working properties of oak?
Tough, durable, polishes well, used for quality furniture
What is softwood?
Softwood come from coniferous trees. Faster growing than hardwoods
Examples of Softwood?
Larch, Pine, Spruce
What are ferrous metal?
Contain iron and are magnetic. prone to rust
Examples of non-ferrous metals?
Tin, Zinc, Copper, ALuminium
What are thermoforming polymers?
Can be heated and formed repeatedly. They are pliable and recyclable
Examples of thermoforming polymers?
Acrylic, Polypropylene, Polyvinyl chloride
What are thermosetting polymers?
Are brittle and can only be formed once. Hard to recycle. Good insulators and are resistant to heat and chemicals
Examples of thermosetting polymers?
Epoxy resin, polyester resin
What are natural fibres?
Natural fibres come from plants or animals. Easily renewable and biodegradable
Examples of natural fibres?
Cotton, Wool, Silk
What are synethetic fibres?
Mainly made from non-renewable coal and oil refined into polymers and don’t degrade easily. Eg: Polyester
What are blended fibres?
Mixture of fibres that combine properties
What are woven fibres?
Use a warp and weft yarn on a loom to interlock fibres. Non-woven are glued, compressed.
