Phillips Sumika Marlex® CHP-370 Thermoplastic Polyolefin

Login to see your most recently viewed materials here. Or if you don't have an account with us yet, then click here to register.

(Viewing data as-entered. Click here to return)

Phillips Sumika Marlex® CHP-370 Thermoplastic Polyolefin (discontinued **)
Categories:	Polymer; Thermoplastic; Polyolefin
Material Notes:	Thermoplastic Polyolefin, Good Stiffness and Impact Performance Applications: Automotive Pillar Trim Conditioning after Molding: 48 hr at 23°C Nominal Shrinkage: 0.8-1.0% Drying conditions Temperature: 80-100°C Time: 2 hours minimum, 4 hours maximum Device: Desiccant Dryer Moisture content: 0.1 wt% max. Molding Temperatures Rear Temperature: 145-200°C Middle Temperature: 210-235°C Front and Nozzle Temps: 210-235°C Stock Temperature: 191-246°C Mold Temperature: 23-50°C Processing conditions Suggested shot size: 50-70% First stage injection pressure: Maximize Screw Speed: 30-60% Packing pressure: Minimize Back Pressure: 50-150 psi Other 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.
Key Words:	Information Provided by Chevron Phillips Chemical
Vendors:	No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
Printer friendly version Download as PDF Download to Excel (requires Excel and Windows) Export data to your CAD/FEA program Add to Folder:

Physical Properties	Original Value	Comments

Density	1.00 g/cc	ASTM D1505
	1.00 g/cc	ISO 1183
Linear Mold Shrinkage	0.0080 - 0.010 cm/cm
Melt Flow	30 g/10 min @Temperature 230 °C	ASTM D1238
	30 g/10 min @Temperature 230 °C	ISO 1133

Mechanical Properties	Original Value	Comments
Hardness, Rockwell R	61	ASTM D785
	61	ISO 2039
Hardness, Shore D	58	ASTM D2240
	58	ISO 868
Tensile Strength, Yield	20.7 MPa	50 mm/min; ISO 527
	20.9 MPa	50 mm/min; ASTM D638
Flexural Modulus	1600 MPa	Secant, 1.3 mm/min; ASTM D790
	1630 MPa	2.0 mm/min; ISO 178
Izod Impact, Notched	NB	ASTM D256
	35.0 J/m @Temperature -30.0 °C	ASTM D256
Izod Impact, Notched (ISO)	31.0 kJ/m²	ISO 180
	3.00 kJ/m² @Temperature -40.0 °C	ISO 180

Thermal Properties	Original Value	Comments
Deflection Temperature at 0.46 MPa (66 psi)	102 °C	ISO 75
	104 °C	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	53.0 °C	ASTM D648
	54.0 °C	ISO 75

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

Users of our Advanced Search (registration required) may exclude discontinued materials from search results.

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to go back to viewing the property data in MatWeb's normal format.

Users viewing this material also viewed the following:
Phillips Sumika Marlex® CHP-260 Polypropylene Compound, Engineered TPO, high-impact resin

PPPP006 / 90443

	Advertise with MatWeb!
	Data sheets for over 180,000 metals, plastics, ceramics, and composites.
	HOME • SEARCH • TOOLS • SUPPLIERS • FOLDERS • ABOUT US • FAQ • LOG IN

System Message