NCFE Engineering Materials Revision

Categorise the following polymers:

Groups:

(a) Thermoplastic

,

(b) Thermosetting Plastic

,

(c) Elastomer

• Rubber

• Neoprene

• High Impact Polystyrene

• Polyvinyl Chloride

• Plastic that can't be remelted

• Epoxy Resin

• Elastic, rubbery polymer

• Plastic that softens when heated

• Polypropylene

• Acrylic

• Polyester Resin

• Silicone

• Urea Formaldehyde

• Polyethylene

Categorise these types of wood:

Groups:

(a) Hardwood

,

(b) Softwood

,

(c) Manufactured Board

• Lighter wood from coniferous trees

• MDF

• Oak

• Pine

• Chipbaord

• Cedar

• Plywood

• Dense wood from broad-leaved trees

• Ash

• Spruce

• Engineered wood panels

• Beech

• Sycamore

• Balsa

Categorise these types of metal:

Groups:

(a) Pure Ferrous

,

(b) Ferrous Alloys

,

(c) Non Ferrous Metals

,

(d) Non Ferrous Alloys

• Brass

• Iron

• Bronze

• Lead

• Metals containing iron, magnetic

• Copper

• Silver Solder

• Iron mixed with other elements

• Metals without iron, not magnetic

• Cast Iron

• Mild Steel

• Non-iron metals mixed together

• Solder

• Aluminium

• Stainless Steel

Match the following woods to their definition:

• Very soft, lightweight hardwood

• Cedar

• Tough, flexible hardwood for tool handle

• Oak

• Aromatic, insect-repelling softwood

• Pine

• Affordable, easy-to-work softwood

• Balsa

• Strong, durable hardwood for furniture

• Ash

Match the following metals to their definition:

• Yellowish metal often used in musical instruments

• Stainless Steel

• Low-melting alloy for joining metals

• Bronze

• Copper alloy with tin, hard

• Aluminium

• Lightweight metal commonly used in aircraft construction

• Brass

• Corrosion-resistant alloy often used in kitchen appliances

• Solder

Match the following polymers to their definitions:

• Commonly used in clothing and home furnishings

• Rubber

• Synthetic rubber used in various applications

• Polyester Resin

• Thermosetting plastic used in adhesives and finishes

• Urea Formaldehyde

• Elastic substance obtained from the latex of certain plants

• Neoprene

• Commonly used in packaging and labeling

• Polypropylene

Match the following ceramics to their uses in Engineering:

• Building material

• Glass

• Construction

• Brick

• Windows

• Pottery

• Cutting tools

• Cement

• Art and vessels

• Diamond

Match the following composite materials to their definition:

• A composite material made of glass fibers embedded in concrete

• Natural Fibre Composite

• A composite material made of natural fibers embedded in a matrix

• Glass Fibre Reinforced Concrete

• A composite material made of carbon fibers embedded in plastic

• Carbon Fibre Reinforced Plastic

• A composite material made of glass fibers embedded in plastic

• Glass Reinforced Plastic