Dow Nordel® IP 4640 Dense Extruded Profile

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Dow Nordel® IP 4640 Dense Extruded Profile
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:	0822A34-06
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Physical Properties	Original Value	Comments

Density	1.185 g/cc
Mooney Viscosity	37 @Temperature 100 °C	ML 1 + 4

Mechanical Properties	Original Value	Comments
Hardness, Shore A	61	Vulcanizate, Press cured, TC95 +3min at 160°C
Tensile Strength, Ultimate	8.30 MPa	Vulcanizate, Press cured, TC95 +3min at 160°C
Elongation at Break	330 %	Vulcanizate, Press cured, TC95 +3min at 160°C
100% Modulus	0.00310 GPa @Strain 100 %	Vulcanizate, Press cured, TC95 +3min at 160°C
200% Modulus	0.00670 GPa @Strain 200 %	Vulcanizate, Press cured, TC95 +3min at 160°C
300% Modulus	0.00800 GPa @Strain 300 %	Vulcanizate, Press cured, TC95 +3min at 160°C
Tear Strength	31.6 kN/m	Die C, Vulcanizate, Press cured, TC95 +3min at 160°C
Compression Set	90 % @Temperature 125 °C	Pellets cured MDR TC95 + 15 min at 160°C, 70 hr at 125°C; Method B

Thermal Properties	Original Value	Comments
Brittleness Temperature	-38.0 °C	Temperature Retraction, TR-10

Descriptive Properties
Formulation as Tested	0.5	TeDEC
	0.8	TMTD
	1	MBT
	1	Stearic Acid
	1.5	Sulfur
	100	Nordel® IP 4640
	100	N-650 Black
	100	N762 Black
	115	Paraffinic Oil
	2	ZnDBC
	5	Zinc Oxide
	8	Calcium Oxide

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PDVG21 / 34141

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