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High Impact Polystyrene (HIPS)

An economical, easy-to-mold plastic for parts that need moderate toughness at low cost.

Example: molded High Impact Polystyrene (HIPS)

What is it?

A rubber-modified polystyrene offering more impact toughness than standard polystyrene, at low cost.

Key behavior

Easy to mold and recycle, with decent impact resistance for a commodity plastic.

Why choose it

Cost-sensitive parts where moderate toughness is enough — packaging, display parts, disposable items.

Applications

Packaging, model kits, appliance interior liners.

Processing notes

Straightforward to mold and finish, one of the more economical options available.

Properties

Density1.03-1.06 g/cm3
Typical HardnessRockwell L70-L90
Typical Strength3,000-4,500 PSI tensile
Lead TimeConfirmed per RFQ
FinishingConfirmed per RFQ
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