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PS/HIPS

PS/HIPS

High impact resistant and rigid thermoplastic perfect for packaging heavy products.
Best Used With
Details

High Impact Polystyrene HIPS, or Polystyrene (PS) plastic is a thermoplastic material that offers high impact strength and rigidity to product. Popular for packaging products like food or pharmaceuticals, HIPS plastic offers a stable and durable structure to products.


  • High impact strength

  • Rigid

  • Popular for packaging food and pharmaceuticals


HIPS (High Impact Polystyrene), also known as PS (Polystyrene), is an amorphous thermoplastic material, used in lower heat applications. It is categorized as a standard material, and offers ease of processing, high impact strength, and stiffness.


High Impact Polystyrene is impact resistant at the cost of not being naturally clear or transparent. It can be easily painted on and glued. It has economical and easy manufacturability but is generally more expensive than GPPS. HIPS has a matte finish and is a preferred material for thermoforming.


Lower melting temperature for excellent thermoforming properties. Very versatile. High impact protection. Good stiffness and highly rigid material. Commonly used for food packaging and trays for medical devices.


Plastic Recycling Chart:

AbbreviationPET or PETEHDPEPVCLDPEPPPSOTHERPLA
Polymer Name

Polyethylen

Terephthalate

High-Density

Polyethylene

Polyvinyl

Chloride

Low-Density

Polyethylene

PolypropylenePolystyreneAll Other PlasticsPolylactic Acid
Recyclable

Commonl

Recycled

Commonly

Recycled

Somethims

Recycled

Somethims

Recycle

Occasionally

Recycled

Commonly

Recycled

(but diffcult to do)

Difficult to

Recycle

Compostable
% Recycled Annually36%30~35%<1%6%3%34%LowLow

Time to

Decompose

5~10 years100 yearsnever500~1000 years20~30 years50 yearsnever6 months
Toxicity LevelHighLowHighLowLowHighHigh-

Max

Temperature

70°C (158°F)120°C (248°F)70°C (158°F)80°C (176°F)135°C (275°F)90°C (194°F)135°C (275°F)150°C (302°F)

Brittleness

Temperature

-40°C (-40°F)-100°C (-148°F)-30°C (-22°F)-100°C (-148°F)0°C (32°F)-20°C (-4°F)-135°C (-211°F)60°C (140°F)


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