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Americas Styrenics Styron® XL-8028 High Impact Polystyrene  (discontinued **)

Category Polymer , Thermoplastic , Polystyrene (PS) , Polystyrene, Impact Modified
Manufacturer
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Americas Styrenics Styron® XL-8028 High Impact Polystyrene  (discontinued **).pdf
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Material Notes:
STYRON® XL-8028 high impact polystyrene is designed for VCR cassettes, toys, small appliances, telephones, housewares, tool items, computer consoles and bodies for computer cartridges. It offers high gloss and impact, processability of polystyrene and cost savings over ABS. When used unmodified for the manufacture of food contact articles STYRON XL-8028 complies with the US Food, Drug and Cosmetic Act and Food Additive Regulations 21 CFR 177.1640. The regulations should be consulted for complete details.Data provided by Dow Chemical.Americas Styrenics was formed in 2008 as a joint venture between Dow Chemical and Chevron Phillips Chemical Company. Styron was a Dow trade name before the JV formation.
Physical Properties Metric English Comments
Density 1.04 g/cc
0.0376 lb/in³
ASTM Data
Melt Density 0.956 g/cc
0.0345 lb/in³
Melt density
Linear Mold Shrinkage 0.0050 cm/cm
0.0050 in/in
Melt Flow 5.0 g/10 min

@Load 5.00 kg,
Temperature 200 °C
5.0 g/10 min

@Load 11.0 lb,
Temperature 392 °F
ASTM Data
Mechanical Properties Metric English Comments
Hardness, Rockwell R 100
100
Tensile Strength, Ultimate 21.0 MPa
3050 psi
ASTM Data
Tensile Strength, Yield 21.0 MPa
3050 psi
ASTM Data
Elongation at Break 51 %
51 %
ASTM Data
Elongation at Yield 1.4 %
1.4 %
ISO Data
Tensile Modulus 1.90 GPa
276 ksi
ASTM Data
Izod Impact, Notched 1.71 J/cm
3.20 ft-lb/in
ASTM Data
Charpy Impact Unnotched 8.00 J/cm²
38.1 ft-lb/in²
ISO Data, Low Temp
10.7 J/cm²
50.9 ft-lb/in²
ISO Data
Charpy Impact, Notched 0.400 J/cm²
1.90 ft-lb/in²
ISO Data, Low Temp
1.80 J/cm²
8.57 ft-lb/in²
ISO Data
Thermal Properties Metric English Comments
CTE, linear, Parallel to Flow 90.0 µm/m-°C

@Temperature 20.0 °C
50.0 µin/in-°F

@Temperature 68.0 °F
ASTM data
Specific Heat Capacity 2.00 J/g-°C
0.478 BTU/lb-°F
Thermal Conductivity 0.188 W/m-K
1.30 BTU-in/hr-ft²-°F
Deflection Temperature at 0.46 MPa (66 psi) 87.0 °C
189 °F
Unannealed; ASTM Data
Deflection Temperature at 1.8 MPa (264 psi) 74.0 °C
165 °F
Unannealed; ASTM Data
Vicat Softening Point 102 °C
216 °F
Flammability, UL94 HB

@Thickness 3.10 mm
HB

@Thickness 0.122 in
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