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Phillips Sumika Marlex® CHP-275 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-275 Thermoplastic Polyolefin  (discontinued **).pdf
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Material Notes:
Engineered Thermoplastic Polyolefin.Applications: Automotive Head and Side Impact TrimConditioning after Molding: 48 hr at 23°C, 48 hr at 90°CNominal Shrinkage: 0.7-0.9%, 0.8-1.1%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 0.967 g/cc
0.0349 lb/in³
ISO 1183
Linear Mold Shrinkage 0.0070 - 0.0090 cm/cm
0.0070 - 0.0090 in/in
conditioned 48 hrs at 23°C
0.0080 - 0.011 cm/cm
0.0080 - 0.011 in/in
conditioned 48 hrs at 90°C
Melt Flow 28 g/10 min

@Temperature 230 °C
28 g/10 min

@Temperature 446 °F
ISO 1133
Mechanical Properties Metric English Comments
Tensile Strength, Yield 18.7 MPa
2710 psi
50 mm/min; ISO 527
Flexural Modulus 1.43 GPa
207 ksi
2.0 mm/min; ISO 178
Izod Impact, Notched (ISO) 47.0 kJ/m²
22.4 ft-lb/in²
ISO 180
5.20 kJ/m²

@Temperature -40.0 °C
2.47 ft-lb/in²

@Temperature -40.0 °F
ISO 180
Thermal Properties Metric English Comments
Deflection Temperature at 0.46 MPa (66 psi) 98.0 °C
208 °F
ISO 75
Deflection Temperature at 1.8 MPa (264 psi) 52.0 °C
126 °F
ISO 75
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