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Dow Engage® ENR 7270.00 Ethylene-Butene Copolymer

Category	Polymer , Thermoplastic , Elastomer, TPE , Thermoplastic Elastomer, Melt-Processible Rubber
Manufacturer	Dow Chemical
Trade Name	Engage®
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Dow Engage® ENR 7270.00 Ethylene-Butene Copolymer.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

Description: ENR 7270.00 is a general purpose ethylene-butene copolymer designed to provide good cost/performance balance in polymer modification applications.Information provided by manufacturer.This former DuPont Dow Elastomers product line is now produced by Dow Chemical.

Physical Properties	Metric	English	Comments
Density	0.880 g/cc	0.0318 lb/in³	ASTM D792
Viscosity	2.64e+6 cP @Shear Rate 100 1/s, Temperature 190 °C	2.64e+6 cP @Shear Rate 100 1/s, Temperature 374 °F	100 rad/sec; ARES Rheometer
	5.965e+6 cP @Shear Rate 10.0 1/s, Temperature 190 °C	5.965e+6 cP @Shear Rate 10.0 1/s, Temperature 374 °F	10 rad/sec; ARES Rheometer
	7.73e+6 cP @Shear Rate 1.58 1/s, Temperature 190 °C	7.73e+6 cP @Shear Rate 1.58 1/s, Temperature 374 °F	1.58 rad/sec; ARES Rheometer
	1.037e+7 cP @Shear Rate 0.100 1/s, Temperature 190 °C	1.037e+7 cP @Shear Rate 0.100 1/s, Temperature 374 °F	0.1 rad/sec; ARES Rheometer
Melt Index of Compound	0.80 g/10 min @Load 2.16 kg, Temperature 190 °C	0.80 g/10 min @Load 4.76 lb, Temperature 374 °F	ASTM D1238
Crystallinity	15 %	15 %	25°C; DuPont Test
	19.3 % @Temperature -40.0 °C	19.3 % @Temperature -40.0 °F	Total; DuPont Test

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	78	78	10 sec; ASTM D2240
Tensile Strength, Ultimate	15.0 MPa	2180 psi	508 mm/min; ASTM D638
Elongation at Break	700 %	700 %	508 mm/min; ASTM D638
1% Secant Modulus	24.100 MPa	3495.4 psi	ASTM D790

Thermal Properties	Metric	English	Comments
Melting Point	62.0 °C	144 °F	DSC, 10°C/min (peak); DuPont Test
Crystallization Temperature	49.0 °C	120 °F	DSC, 10°C/min (peak); DuPont Test
Vicat Softening Point	54.0 °C	129 °F	ASTM D1525
Glass Transition Temp, Tg	-45.0 °C	-49.0 °F	DSC, 10°C/min (inf); DuPont Test

Descriptive Properties	Value	Comments
Molecular Weight Distribution	Narrow	GPC

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