Resistant Materials - Key Words

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Aesthetics
How we respond to visual apperance. How a product looks in sense of colour and images etc.
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Alloys
A group of metals made by combining two or more metallic elements.
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Annealing
The process of heating metals and allowing them to cool slowly in order to remove internal stresses.
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Annual ring
Growth ring produced each year as a tree grows.
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Batch production
A method of production where a number of components are made.
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Bespoke
A product that has been made to order.
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Bevel
A sloping surface or edge.
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Billet
A small bar of metal that needs further processing.
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Biofuel
A fuel derived from living organic matter.
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Biomass
Organic matter that can be used for fuel.
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Bluetooth
Concerning the use of short-range wireless comminications for mobile phones, computers, etc.
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Bowing
Becoming bent along the length of the piece of wood.
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Built-in-obsolescence
Where products are designed to stop working or become redundant after a set period.
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Cascamite
A type of adhesive supplied as a power.
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Case-hardening
To create a hard surface on the outside of a metal surface by carburising.
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CNC
Computer numerically controlled; used of a range of machinery controlled by computers.
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Composites
A group of materials made from a combination of two or more different materials, in layers or as a mixture.
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Compressive strength
The ability of a material to withstand being squashed.
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Coniferous
Associated with a cone-bearing (softwood) tree.
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Cross-links
Chains of molecules that link together with bonds to form a rigid structure.
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Cupping
Becoming rolled across the width of the plank.
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Datum
A flat face or straight edge from which all measurements are taken.
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Deciduous
Losing leaves in winter (with a few exceptions)
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Deforming
A process that allows materials to change shape without changing state, e.g. vaccum forming.
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Die stock
A tool used to hold a split die.
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Dimensional stability
Having dimensions that will not change when subjected to extreme environmental conditions.
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Dovetail
A type of woodworking joint.
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Draft angle
A tapered side of a mould.
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Ductile
Of a material, capeable of being drawn or stretched into thinner, smaller sections.
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Durability
The ability of a material to withstand wear, pressure or damage.
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Elasicity
The ability of a material to return to its origional shape once a deforming force has been removed
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Electrical insulators
A group of materials that will not allow a current to pass through them.
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Electrolysis
Chemical decomposition produced by passing an electric current through a conducting solution.
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Engineer's blue
A liquid to coat metals before marketing out.
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EPOS
Electronic point of sale.
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Extruded
Squeezed through; the process is used extensively for plastics and metals as it forms uniform cross-sections.
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Face edge
The surface at right angles to the face side.
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Face side
The side chosen to take measurements from.
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Faceplate
An attachment that fixes onto the outside of a lathe so that products such as fruits bowls can be turned.
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Felled
Of a tree, cut down in order to produce timber for use.
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Ferrous
Containing iron.
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Fibrous
Made up of tiny, thread-like fibres.
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Flux
A material added around a joint when brazing to help solder flow and prevent build up of excess surface oxides.
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Form
Why a product is shaped or styled as it is.
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Former
A base on which to build up thin layers of a material.
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Function
What the purpose of the product is.
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Galvanising
Applying a protective layer of zinc to an iron or steel surface.
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Hardwood
Wood from broadleaved trees.
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Hardening
The heat-treatment process of making a metal harder by applying heat and cooling rapidly.
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Hardness
The ablility to withstand abrasive wear and indentation.
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High tensile strength
The ability of a material to withstand being pulled apart or stretched.
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Knots
Hard patches formed where a new branch grows from the main trunk of a tree or from another branch.
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Kyoto Protocol
An international agreement that set out to reduce greenhouse gas emissions globally.
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Laser cutting
Using high-powered laser to cut materials.
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Malleable
Of a material, capeable of being deformed by compression without tearing or cracking.
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Mass production
The production of a component or product in large numbers.
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Molecular structure
The way molecules are arranged within a material or element.
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Non-ferrous
Containing no iron.
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Offshore manufacturing
The practice of large manufacturing companies and industries relocating their businesses to take advantage of lower costs.
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One-off-production
Making a product as a single item, such as a bridge or a football stadium.
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Opaque
Not able to be seen through.
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Organic material
Derived from living matter.
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Parison
A tube-like shape made of plastic material prepared for use in blow moulding.
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Performance requirements
The technical considerations that must be achieved within the product.
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Photovoltaic cell
An electronic device that that can be used to generate electricity from the sun's energy.
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Plastic memory
The ability of a plastic to return to its original shape and form when softened; this only applies to thermoplastics if their molecular structure has not been damaged.
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Plasticiser
Addictives incorporated into polymers to change their properties.
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Plasticity
The ability of a material to be changed permanently without cracking or breaking.
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Polymer
A plastic or synthetic resin made up from molecules bonded together.
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Rapid prototyping
A process that automatically creates physical objects, by building up thin layers or using processes such as stereolithography.
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Recover
Get energy from waste materials.
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Recycle
Process used materials and products into new materials or products.
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Reduce
Lower the amount of energy or material used in the manufacture of products,
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Reuse
Use a product or material more than once.
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Reforming
A process that involves a change in state of the material being processed, e.g. casting.
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Router
A hand-held tool capeable of holding different sized and shaped bits to cut different slots or profiles.
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Seasoning
The process of drying to reduce the moisture content of newly cut-down timber.
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Shear strength
The ablility of a material or joint to withstand being slid apart.
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Softwood
Wood from a cone-bearing tree (conifer).
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Split dye
A tool used to cut an external screw thread.
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Splitting
When the end a wooden plank splits as it dries out.
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Sprue
A channel through which metal or plastic can be proured or injected.
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Sustainable
Capeable of being maintained at a certain level.
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Swarf
Small bits of waste material produced while cutting screw threads or when cutting on a centre lathe.
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Sweated
When two pieces of tinned metal are joined together.
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Tap
A tool used for cutting an internal screw thread.
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Tap wrench
A tool used to hold a tap.
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Tarnish
A film or strain that forms on an exposed surface, often leading to change in colour or loss of lustre.
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Tempering
A heat-treatment process of removing excess brittleness once a component has been hardened.
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Tensile strength
The ability of a material to withstand being pulled apart.
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Thermoplastics
A group of plastics that repeatedly become soft on heating and harden on cooling.
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Thermosetting plastics
A group of plastics that set permanently when heated.
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Timber
Wood prepared for use in construction.
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Tinning
Applying a thin layer of solder to two surfaces to be joined by soldering.
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Toughness
The ability to withstand sudden and shock loading without fracture.
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User requirements
The qualities potential users want.
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UV
Ultraviolet, having a wavelength shorter than that of the violet end of the spectum.
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Veneers
Thin layers of woof that are stuck to cheaper wood.
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Versatile
Capeble of being used for or adapted to many different applications.
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Videoconference
A virtual meeting between people in different locations using television, video or computer.
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Virtual modelling
Creating models on a computer.
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Warping
Becoming bent or twisted out of shape.
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Other cards in this set

Card 2

Front

A group of metals made by combining two or more metallic elements.

Back

Alloys

Card 3

Front

The process of heating metals and allowing them to cool slowly in order to remove internal stresses.

Back

Preview of the back of card 3

Card 4

Front

Growth ring produced each year as a tree grows.

Back

Preview of the back of card 4

Card 5

Front

A method of production where a number of components are made.

Back

Preview of the back of card 5
View more cards

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