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American Polymers API 390 Polystyrene

Category Polymer , Thermoplastic , Polystyrene (PS) , Polystyrene, Molded, Unreinforced
Manufacturer American Polymers
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF American Polymers API 390 Polystyrene.pdf
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Material Notes:
API 390 is a general purpose polystyrene produced in pellet form for injection molding. API 390 has excellent clarity and easy flow.Applications: Used in the manufacture of cosmetic containers, housewares, toys, and medical applications.Information provided by American Polymers, Inc.
Physical Properties Metric English Comments
Density 1.05 g/cc
0.0379 lb/in³
ASTM D792
Melt Flow 8.0 g/10 min
8.0 g/10 min
Condition G; ASTM D1238
Mechanical Properties Metric English Comments
Hardness, Rockwell L 74
74
ASTM D785
Tensile Strength, Ultimate 43.4 MPa
6300 psi
ASTM D638
Elongation at Break 1.0 %
1.0 %
ASTM D638
Tensile Modulus 2.88 GPa
417 ksi
ASTM D638
Izod Impact, Notched 0.160 J/cm

@Thickness 3.17 mm
0.300 ft-lb/in

@Thickness 0.125 in
injection molded sample; ASTM D256
Thermal Properties Metric English Comments
Deflection Temperature at 1.8 MPa (264 psi) 87.8 °C
190 °F
Annealed; ASTM D648
Vicat Softening Point 98.3 °C
209 °F
ASTM D1525
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