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Polyrex® PG-33

Chemical Family
Styrenics

POLYREX® PG-33 is a General Purpose Polystyrene product. It is available in Africa & Middle East, Asia Pacific, Europe, Latin America, or North America.Characteristics include: Flame Rated RoHS Compliant

Properties

Physical Form
  • Pellets
  • Solid

Product families

Plastics — Basic Thermoplastics
  • Styrenics

Other characteristics

Brand
Polyrex
Polymer Name
General Purpose Polystyrene (GPPS)
Melt Flow Index
8.0 - 8.0 g/10 min
Processing Methods
Injection Molding
Markets
Consumer Goods
Applications

Consumer Goods — Other Consumer Goods Applications

Flame Rating
UL 94 HB
Technology
Plastics
Material Features
General Purpose
Country Availability
  • Brazil
  • Canada
  • China (Mainland)
  • Mexico
  • USA
Certifications and Compliance
  • RoHS Compliant
  • UL 94
Plastics and Elastomers End Uses
General Purpose
Plastics and Elastomers Functions
Resin
Plastics and Elastomers Processing Methods
Injection Molding

Technical data

Table 1 of 4

14 rows
CharacteristicValueUnitMethod
Tensile Strength45MPaASTM D638
Stress at break37MPaISO 527
Yield stress41MPaISO 527
Flexural Strength65.6MPaASTM D 790
Flexural modulus, 23°2400MPaISO 178
Flexural Modulus3034MPaASTM D 790
Charpy notched impact strength (+23°)2kJ/m2ISO 179/1eA
Charpy impact strength (+23°)9kJ/m2ISO 179/1eU
Izod notched impact strength, +23°2kJ/m2ISO 180/1A
Izod impact strength, +23°6kJ/m2ISO 180/1U
Izod Impact notched (1/8 in)16.5J/mASTM D 256
Izod Impact notched (1/4 in)15.5J/mASTM D 256

Table 2 of 4

3 rows
CharacteristicValueUnitMethod
Melt Flow Index - MFI (200°C/0.5 kg)8g/10 minASTM D 1238
Melt Volume Flow Rate - MVR (200°C/0.5 kg)8.5cm3/10 minISO 1133
Density1050kg/m3ISO 1183

Table 3 of 4

5 rows
CharacteristicValueUnitMethod
Temperature of deflection under load (1.80 Mpa)76°CISO 75-1/-2
Thickness tested1.5mm—
Vicat softening temperature94°CISO 306
Vicat Temperature93.9°CASTM D 1525
Burning Behavior at 1.5 mm nominal thicknessHBclassIEC 60695-11-10

Table 4 of 4

1 row
CharacteristicValueMethod
Flame ratingHBUL 94

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