Machines

Material Selection

Many types of plastics can be injection molded. Use the chart below to help decide which thermoplastic is best suited for your injection molding application.

Material Selection

Material	Colors	Stiffness	Dimensional tolerance	Intricate design	Dark colors	Max wall thickness, mm
ABS	Many	High	Good	Good	Fair	5
Nylon	Many	High	Good	Fair	Fair	4
Delrin	Usually white	Med	Good	Good	Good	4
Polyethylene	Many	Low	Poor	Good	Good	4
Polypropylene	Many	Low	Fair	Good	Good	2
Polystyrene	Many (translucent, opaque, transparent, tinted)	Low	Good	Good	Good	5
Polycarbonate	Many (translucent, opaque, transparent, tinted)	Med	Good	Good	Fair	4
PVC	Usually white

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