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Polyrex® PG-383

Chemical Family
Styrenics

POLYREX® PG-383 is a General Purpose Polystyrene product. It can be processed by extrusion and is available in Africa & Middle East, Asia Pacific, Europe, Latin America, or North America.Characteristics include: Flame Rated RoHS Compliant Heat Resistant High Strength

Properties

Physical Form
  • Pellets
  • Solid

Product families

Plastics — Basic Thermoplastics
  • Styrenics

Other characteristics

Brand
Polyrex
Polymer Name
General Purpose Polystyrene (GPPS)
Melt Flow Index
2.2 - 2.2 g/10 min
Processing Methods
Extrusion, Injection Molding
Markets
Consumer Goods
Applications

Consumer Goods — Other Consumer Goods Applications

Flame Rating
UL 94 HB
Technology
Plastics
Material Features
  • General Purpose
  • Heat Resistance
  • High Strength
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
  • Extrusion
  • Injection Molding

Technical data

Table 1 of 4

14 rows
CharacteristicValueUnitMethod
Tensile Strength53.8MPaASTM D 638
Stress at break52MPaISO 527
Yield stress54MPaISO 527
Flexural Strength80.3MPaASTM D 790
Flexural modulus, 23°2500MPaISO 178
Flexural Modulus3241MPaASTM D 790
Charpy notched impact strength (+23°)3kJ/m2ISO 179/1eA
Charpy impact strength (+23°)11kJ/m2ISO 179/1eU
Izod notched impact strength, +23°2kJ/m2ISO 180/1A
Izod Impact notched (1/8 in)16.5J/mASTM D 256
Izod Impact notched (1/4 in)15.5J/mASTM D 256
Izod impact strength, +23°8kJ/m2ISO 180/1U

Table 2 of 4

3 rows
CharacteristicValueUnitMethod
Melt Flow Index - MFI (200°C/0.5 kg)2.2g/10 minASTM D 1238
Melt Volume Flow Rate - MVR (200°C/0.5 kg)2.2cm3/10 minISO 1133
Density1050kg/m3ISO 1183

Table 3 of 4

5 rows
CharacteristicValueUnitMethod
Temperature of deflection under load (1.80 Mpa)85°CISO 75-1/-2
Thickness tested1.5mm—
Vicat Temperature105°CASTM D 1525
Vicat softening temperature106°CISO 306
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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