Commodity plastics

HIPS – High Impact Polystyrene

HIPS is a toughened polystyrene modification containing a rubber component. It offers significantly higher impact resistance than standard polystyrene and is very easy to process. It is frequently used for packaging, refrigerators, and promotional products.

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Advantages

Low cost
Good toughness
Excellent processability
Easy vacuum forming
Good printability
Low weight
Good dimensional stability

Disadvantages

Low UV resistance
Limited chemical resistance
Lower heat resistance
Lower strength than ABS

Typical applications

PackagingRefrigerator linersPromotional displaysSignsToysDisposable packagingModelingDisplaysPackaging insertsThermoformed products

Processing

Injection moldingExtrusionThermoformingVacuum forming

Most common modifications

HIPS High ImpactHIPS Flame RetardantHIPS AntistaticHIPS Food ContactHIPS High Gloss

Related materials

ABS →SAN →EPS →