Dow Nordel® IP 4640 General Purpose Compound

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Dow Nordel® IP 4640 General Purpose Compound
Categories:	Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE)
Material Notes:	Nordel® IP 4640 is an amorphous EPDM grade designed for molded and extruded applications. It is ideally suited for general-purpose gaskets and moldings, extruded profiles and hoses. The combination of medium viscosity and low crystallinity allows for good balance of processability, low temperature properties and product performance. Information provided by manufacturer.
Key Words:	0822A34-02
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Physical Properties	Metric	English	Comments

Density	1.083 g/cc	0.03913 lb/in³
Mooney Viscosity	46 @Temperature 100 °C	46 @Temperature 212 °F	ML 1 + 4

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	63	63	Vulcanizate, Press cured, TC95 +3min at 160°C
Tensile Strength, Ultimate	10.1 MPa	1460 psi	Vulcanizate, Press cured, TC95 +3min at 160°C
Elongation at Break	340 %	340 %	Vulcanizate, Press cured, TC95 +3min at 160°C
100% Modulus	3.30 MPa @Strain 100 %	479 psi @Strain 100 %	Vulcanizate, Press cured, TC95 +3min at 160°C
300% Modulus	9.00 MPa @Strain 300 %	1310 psi @Strain 300 %	Vulcanizate, Press cured, TC95 +3min at 160°C
Tear Strength	28.1 kN/m	160 pli	Die C, Vulcanizate, Press cured, TC95 +3min at 160°C
Compression Set	72 % @Temperature 125 °C	72 % @Temperature 257 °F	Pellets cured MDR TC95 + 15 min at 160°C, 70 hr at 125°C; Method B

Thermal Properties	Metric	English	Comments
Brittleness Temperature	-43.0 °C	-45.4 °F	Temperature Retraction, TR-10

Descriptive Properties
Formulation as Tested	0.5		TMTD
	1		MBT
	1		Stearic Acid
	1.5		Sulfur
	100		Nordel® IP 4640
	2		ZnDBC
	5		Zinc Oxide
	50		Paraffinic Oil
	80		N-550 Black

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 view all the property values for this datasheet as they were originally entered into MatWeb.

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PDVG23 / 34143

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