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DT > Pewter Casting Project > Flashcards

Pewter Casting Project Flashcards

1
Q

Heat proof gloves

A

To protect hands from molten pewter

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2
Q

Workshop Apron

A

Protect yourself against pewter splashes

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3
Q

Fire Brick + Heat Proof Mat

A

Ensuring that your area is protected, doesn’t burn the tables

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4
Q

Blow Torch

A

gas powered blow torch to heat the pewter in the ladle

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5
Q

Safety Goggles

A

making sure eyes are protected

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6
Q

casting block + MDF Plate

A

plate slides between the two blocks. Pewter melts at 200.c

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7
Q

Ladle

A

Used to pour the melted pewter

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8
Q

Engineers vice

A

Used to hold work, has teeth so work must be held between a tissue

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9
Q

junior Hacksaw

A

Just a smaller version of the hacksaw. Used to cut of the sprue from your work

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10
Q

Needle Files

A

Smaller versions of hand files, used to sand away the big cracks

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11
Q

Dremel

A

Used to polish work or add textures

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12
Q

Wet and Dry Paper

A

Used to sand down work. Comes in various grades, higher the grade the less abrasive it is

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13
Q

What is pewter made of. (Give 3)

A

An alloy that costs of tin and other materials like lead and copper

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14
Q

What is an alloy

A

An alloy is a metal made from two different types of metallic elements

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15
Q

How does modern pewter differ from older pewter

A

In 18th century, pewter was made of tin and a small bit of lead to harden it, now a new alloy was discovered called Britannia metal

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16
Q

What propitious does pewter have, e.g colour and melting point

A

Very low melting point at 175 degrees.

silver colour

17
Q

When was pewter first introduced

A

Egyptian times

18
Q

What has pewter been used for traditionally

A

Tankards

19
Q

Give four examples of the advantages of CAD

A

Operator error is limited
High accurate drawings are produced
3D viewing allows different angles of positions
Designs can be transmitted quickly via the internet
Easy and quick to edit designs
Designs can be stored on disks

20
Q

Give 3 disadvantages of CAD

A

Understanding the applications is time consuming
CAD is unsuitable for the initial stages of designing
Setup costs high due to computes, printers, training

21
Q

Give 3 advantages of CAM

A

Machines don’t need food, water, light, toilets, company
Machines don’t get tired
Replacing workers with machines will reduce cost

22
Q

Give 3 disadvantages of CAM

A

CAM machines will keep making same mistake if programmed wrong

High set up cost

Replacing workers with machines will increase unemployment

23
Q

What does CAM stand for

A

Computer Aided Manufacture

24
Q

What does CAD stand for

A

Computer Aided Design

25
Q

What does PPE stand for

A

Personal Protective Equipment

26
Q

Give 3 pieces of safety equipment used for the pewter casting project

A

Safety goggles
Workshop apron
Heat proof gloves

27
Q

What is an alloy

A

A metal that consists of 2 or more metallic elements

28
Q

What is the melting point of pewter

A

230 degrees

29
Q

What in pewter was replaced

A

Lead as it is poisoness

30
Q

What does an MDF plate stand for

A

Medium Density Fire board

31
Q

What does ACCESS FMM stand for

A

Aesthetics- What it looks like
Cost- How much does the product cost to buy
Customer- Who will buy your product
Environment- Will the product affect the environment
Size- How big or small os the product
Safety- How safe is the product when used
Function- How does the product work
Material- What is the product made out of
Manufacturing- How is the product made

32
Q

PVA (polyvinyl acetate)

A

General purpose woodwork glue. Some PVA adhesives are water resistant.

33
Q

Synthetic resin

A

A strong water-resistant glue for woodwork. It needs to be mixed up immediately before use.

34
Q

Epoxy resin

A

For joining metals and plastics. It is waterproof but must be mixed up immediately before use.

35
Q

Contact adhesive

A

For joining polystyrene and fabrics. Also useful for fixing plastic laminates to a wooden base.

36
Q

Acrylic cement

A

For the joining of acrylic and some other types of plastics. The adhesive “melts” the surface of the plastic and fuses it together.

DT (24 decks)

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