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Phillips Sumika Marlex® CHP-370 Thermoplastic Polyolefin  (discontinued **)

Category Polymer , Thermoplastic , Polyolefin
Manufacturer
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Phillips Sumika Marlex® CHP-370 Thermoplastic Polyolefin  (discontinued **).pdf
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Material Notes:
Thermoplastic Polyolefin, Good Stiffness and Impact PerformanceApplications: Automotive Pillar TrimConditioning after Molding: 48 hr at 23°CNominal Shrinkage: 0.8-1.0%Drying conditionsTemperature: 80-100°CTime: 2 hours minimum, 4 hours maximumDevice: Desiccant DryerMoisture content: 0.1 wt% max.Molding TemperaturesRear Temperature: 145-200°CMiddle Temperature: 210-235°CFront and Nozzle Temps: 210-235°CStock Temperature: 191-246°CMold Temperature: 23-50°CProcessing conditionsSuggested shot size: 50-70%First stage injection pressure: MaximizeScrew Speed: 30-60%Packing pressure: MinimizeBack Pressure: 50-150 psiOther molding considerations: Melt temperature above 260°C may cause resin degradation and changes to resin properties. To improve dispersion of color concentrates use a screw with a mixing zone or mixing nozzle.Phillips Sumika Polypropylene Company has been shut down, as announced in 2011. This product had been discontinued prior to the shutdown announcement.
Physical Properties Metric English Comments
Density 1.00 g/cc
0.0361 lb/in³
ASTM D1505
1.00 g/cc
0.0361 lb/in³
ISO 1183
Linear Mold Shrinkage 0.0080 - 0.010 cm/cm
0.0080 - 0.010 in/in
Melt Flow 30 g/10 min

@Temperature 230 °C
30 g/10 min

@Temperature 446 °F
ASTM D1238
30 g/10 min

@Temperature 230 °C
30 g/10 min

@Temperature 446 °F
ISO 1133
Mechanical Properties Metric English Comments
Hardness, Rockwell R 61
61
ASTM D785
61
61
ISO 2039
Hardness, Shore D 58
58
ASTM D2240
58
58
ISO 868
Tensile Strength, Yield 20.7 MPa
3000 psi
50 mm/min; ISO 527
20.9 MPa
3030 psi
50 mm/min; ASTM D638
Flexural Modulus 1.60 GPa
232 ksi
Secant, 1.3 mm/min; ASTM D790
1.63 GPa
236 ksi
2.0 mm/min; ISO 178
Izod Impact, Notched NB
NB
ASTM D256
0.350 J/cm

@Temperature -30.0 °C
0.656 ft-lb/in

@Temperature -22.0 °F
ASTM D256
Izod Impact, Notched (ISO) 31.0 kJ/m²
14.8 ft-lb/in²
ISO 180
3.00 kJ/m²

@Temperature -40.0 °C
1.43 ft-lb/in²

@Temperature -40.0 °F
ISO 180
Thermal Properties Metric English Comments
Deflection Temperature at 0.46 MPa (66 psi) 102 °C
216 °F
ISO 75
104 °C
219 °F
ASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 53.0 °C
127 °F
ASTM D648
54.0 °C
129 °F
ISO 75
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