Dow Nordel® IP 4725P General Purpose Molding

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Dow Nordel® IP 4725P General Purpose Molding
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:	0640-03-07
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Physical Properties	Original Value	Comments

Density	1.168 g/cc
Mooney Viscosity	31 @Temperature 100 °C	ML 1 + 4

Mechanical Properties	Original Value	Comments
Hardness, Shore A	77	Vulcanizate, Press cured, TC95 +3min at 160°C
Tensile Strength, Ultimate	13.4 MPa	Vulcanizate, Press cured, TC95 +3min at 160°C
Elongation at Break	360 %	Vulcanizate, Press cured, TC95 +3min at 160°C
100% Modulus	0.00550 GPa @Strain 100 %	Vulcanizate, Press cured, TC95 +3min at 160°C
200% Modulus	0.0103 GPa @Strain 200 %	Vulcanizate, Press cured, TC95 +3min at 160°C
300% Modulus	0.0128 GPa @Strain 300 %	Vulcanizate, Press cured, TC95 +3min at 160°C
Tear Strength	48.5 kN/m	Die C, Vulcanizate, Press cured, TC95 +3min at 160°C
Compression Set	76 % @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	-21.0 °C	Temperature Retraction, TR-10

Descriptive Properties
Formulation as Tested	0.5	TMQ
	0.5	Sulfur
	0.8	TMTD
	0.8	DPTH
	1	Stearic Acid
	1.5	ZnDBC
	1.5	MBTS
	100	Nordel® IP 4725P
	125	N-774 Black
	5	Zinc Oxide
	50	Paraffinic Oil

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PDVG29 / 34149

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