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shaping materials - Coggle Diagram
shaping materials
moulding plastics
extrusion 
Extrusion is the term used to describe the process of forcing a material through a die to produce both solid and hollow shapes.
Extrusion can be used to form metals, plastics and woodcrete
injection moulding
forcing materials into the moulded shape to create certain shape
blow moulding
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The mould then closes, sealing the base, and air is blown in to inflate the tube to the internal shape of the mould
Commonly used materials include ABS, acrylic, PVC, PET, polypropylene, HIPS, LDPE and HDPE.
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simple curve
e.g strip heater
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e.g box folder
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The material is placed between the bars, which are then clamped together.
compound curve
vacuum forming
must have draft angle and round corners
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the vacuum will then suck all the air out between the former and plastic so that the plastic can be in shape
press forming
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It is then placed on the female part of the former, and the male part is then pushed into it to form the dish.
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lamination
two or more layers of materialholded together to produce a single, larger section.
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