Dow Nordel® IP 4725P Medium Hardness Dense Extrusion

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Dow Nordel® IP 4725P Medium Hardness Dense Extrusion
Categories:	Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE)
Material Notes:	Nordel® IP 4725P is a low viscosity semicrystalline grade which offers ease of processing, fast cure rates and high states of cure with standard sulfur cure systems. It is designed for molded and extruded applications requiring low viscosity, high green strength and high finished hardness. It is ideally suited for high hardness extruded profiles and molded goods. It can also be peroxide cured. Information provided by manufacturer.
Key Words:	0640-03-08
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Physical Properties	Metric	English	Comments

Density	1.362 g/cc	0.04921 lb/in³
Mooney Viscosity	70 @Temperature 100 °C	70 @Temperature 212 °F	ML 1 + 4

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	82	82	Vulcanizate, Press cured, TC95 +3min at 160°C
Tensile Strength, Ultimate	11.1 MPa	1610 psi	Vulcanizate, Press cured, TC95 +3min at 160°C
Elongation at Break	393 %	393 %	Vulcanizate, Press cured, TC95 +3min at 160°C
100% Modulus	4.50 MPa @Strain 100 %	653 psi @Strain 100 %	Vulcanizate, Press cured, TC95 +3min at 160°C
200% Modulus	6.90 MPa @Strain 200 %	1000 psi @Strain 200 %	Vulcanizate, Press cured, TC95 +3min at 160°C
300% Modulus	9.10 MPa @Strain 300 %	1320 psi @Strain 300 %	Vulcanizate, Press cured, TC95 +3min at 160°C
Tear Strength	30.7 kN/m	175 pli	Die C, Vulcanizate, Press cured, TC95 +3min at 160°C
Compression Set	93 % @Temperature 125 °C	93 % @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	-25.0 °C	-13.0 °F	Temperature Retraction, TR-10

Descriptive Properties
Formulation as Tested	0.5		ZnDBC
	0.7		TMTD
	0.8		DPTH
	1.5		MBTS
	1.5		Sulfur
	10		Paraffinic Oil
	100		Nordel® IP 4725P
	2		Stearic Acid
	5		Zinc Oxide
	60		N-550 Black
	8		Calcium Oxide
	80		Precipitated Calcium Carbonate

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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PDVG25 / 34145

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