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SYNTHOS Krasten® 552M High Impact Polystyrene

Category Polymer , Thermoplastic , Polystyrene (PS) , Polystyrene, Impact Modified
Manufacturer SYNTHOS Kralupy a.s.
Trade Name Krasten®
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF SYNTHOS Krasten® 552M High Impact Polystyrene.pdf
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Material Notes:
High impact grade with a wide range of Applications. Processed mainly by injection moulding. Production of consumer goods and technical parts subjected to increased mechanical stress. Good results in the extrusion of profiles.Synthos was formerly known as Kaucuk. All information provided by Synthos.
Physical Properties Metric English Comments
Density 1.04 g/cc
0.0376 lb/in³
ISO 1183
Linear Mold Shrinkage 0.0030 - 0.0060 cm/cm
0.0030 - 0.0060 in/in
Internal; 50x50mm
Melt Flow 6.0 - 7.0 g/10 min

@Load 5.00 kg,
Temperature 200 °C
6.0 - 7.0 g/10 min

@Load 11.0 lb,
Temperature 392 °F
Granulate; ISO 1133/H
Mechanical Properties Metric English Comments
Ball Indentation Hardness 70.0 MPa
10200 psi
Fm=358N; Ø 50x4mm; ISO 2039-1
Tensile Strength at Break 22.0 MPa

@Temperature 23.0 °C
3190 psi

@Temperature 73.4 °F
50mm/min; ISO 527-2/1A/50
Tensile Strength, Yield 30.0 MPa

@Temperature 23.0 °C
4350 psi

@Temperature 73.4 °F
50mm/min; ISO 527-2/1A/50
Elongation at Break 40 %
40 %
50mm/min; ISO 527-2/1A/50
Tensile Modulus 2.10 GPa

@Temperature 23.0 °C
305 ksi

@Temperature 73.4 °F
1mm/min; ISO 527-2/1A/1
Flexural Strength 40.0 MPa

@Temperature 23.0 °C
5800 psi

@Temperature 73.4 °F
2mm/min; 80x10x4mm; ISO 178
Izod Impact, Notched (ISO) 9.00 kJ/m²

@Temperature 23.0 °C
4.28 ft-lb/in²

@Temperature 73.4 °F
80x10x4mm, r=0.25; V-notch; ISO 180/1A
Izod Impact, Unnotched (ISO) 80.0 kJ/m²

@Temperature 23.0 °C
38.1 ft-lb/in²

@Temperature 73.4 °F
80x10x4mm; ISO 180/1U
Charpy Impact Unnotched 10.0 J/cm²

@Temperature 23.0 °C
47.6 ft-lb/in²

@Temperature 73.4 °F
80x10x4mm; ISO 179/1eU
NB

@Temperature 23.0 °C
NB

@Temperature 73.4 °F
80x10x4mm; ISO 179/1fU
Charpy Impact, Notched 0.850 J/cm²

@Temperature 23.0 °C
4.05 ft-lb/in²

@Temperature 73.4 °F
80x10x4mm, r=0.25; V-notch; ISO 179/1eA
Thermal Properties Metric English Comments
Deflection Temperature at 1.8 MPa (264 psi) 72.0 °C
162 °F
80x10x4mm; ISO 75-2/Af
Vicat Softening Point 84.0 °C
183 °F
50°C/h; 50N; 10x10x4mm; ISO 306/B50
90.0 °C
194 °F
120°C/h; 50N; 10x10x4mm; ISO 306/B120
94.0 °C
201 °F
50°C/h; 10N; 10x10x4mm; ISO 306/A50
96.0 °C
205 °F
120°C/h; 10N; 10x10x4mm; ISO 306/A120
Flammability, UL94 HB

@Thickness 1.60 mm
HB

@Thickness 0.0630 in
Tested in EZÚ Praha
HB

@Thickness 3.00 mm
HB

@Thickness 0.118 in
Tested in EZÚ Praha
Glow Wire Test 650 °C
1200 °F
Ø 93x3mm; IEC 695-2-1
Electrical Properties Metric English Comments
Volume Resistivity >= 1.00e+16 ohm-cm
>= 1.00e+16 ohm-cm
500V; Ø 93x3mm; IEC 93
Surface Resistance >= 5.00e+14 ohm
>= 5.00e+14 ohm
500V; Ø 93x3mm; IEC 93
Dielectric Constant <= 3.0

@Frequency 50 Hz
<= 3.0

@Frequency 50 Hz
500V; Ø 93x3mm; IEC 250
Dielectric Strength >= 28.0 kV/mm
>= 711 kV/in
Transformer Oil; Ø 93x3mm; IEC 243-1
Dissipation Factor <= 0.0010

@Frequency 50 Hz
<= 0.0010

@Frequency 50 Hz
500V; Ø 93x3mm; IEC 250
Arc Resistance >= 70 sec
>= 70 sec
Ø 93x3mm; IEC 61 621
Comparative Tracking Index >= 300 V
>= 300 V
Solution A; Ø 93x3mm; IEC 112
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