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Polifil® RP-HIPS

Polifil® RP-HIPS combines the good stiffness properties of polystyrene, with enhanced impact properties gained by the addition of impact modifiers, usually butadiene rubber.

Properties

Physical Form
  • Pellets
  • Solid

Product families

Applications

Applications
  • Consumer Goods — Appliances & Electronics; Consumer Goods — Furniture; Consumer Goods — Other Consumer Goods Applications
Printing & Packaging — Packaging
  • Food & Beverage Packaging

Product Families

Plastics — Basic Thermoplastics
  • Styrenics

Other characteristics

Brand
Polifil
Polymer Name
High Impact Polystyrene (HIPS)
Melt Flow Index
3.0 - 8.0 g/10 min
Additives Included
Impact Modifier
Processing Methods
Injection Molding, Thermoforming
Markets
  • Consumer Goods
  • Printing & Packaging
Technology
Plastics
Material Features
  • Broad Processing Window
  • Good Stiffness
  • Low Shrinkage
Chemical Inventories
TSCA (USA)
Certifications and Compliance
  • REACH (Europe)
  • RoHS 2 Compliant
  • RoHS 3 Compliant
  • RoHS Compliant
Plastics and Elastomers End Uses
  • Appliances
  • Front Spoiler
  • Furniture
  • Side Spoiler
  • Thermoformed Cups
  • Thermoformed Trays
Plastics and Elastomers Functions
Resin
Plastics and Elastomers Processing Methods
  • Injection Molding
  • Thermoforming

Technical data

Table 1 of 3

5 rows
CharacteristicValueUnitMethod
Reinforcement content——TPG WI
Specific gravity1.05—D 792
Melt flow 200/5.03-8g/10 minD 1238
Water absorption, 24 hoursmax. 0.1%D 570
Mold shrinkage – 1/8˝ specimen0.005in/inD 955

Table 2 of 3

9 rows
CharacteristicValueUnitMethod
Tensile strength3600psiD 638
Tensile modulus260kpsiD 638
Flexural modulus, tangent310kpsiD 790
Flexural strength7200psiD 790
Izod impact, notched2ft-lbs/inD 256
Gardner impact, 1/2˝ tup60in-lbsD 5420
Rockwell hardness92Scale RD 785
Elongation (Break)20%D 638
Elongation (Yield)5%D 638

Table 3 of 3

2 rows
CharacteristicValueUnitMethod
Deflection temperature, 66psi195˚FD 648
Deflection temperature, 264psi170˚FD 648

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