Dow Pellethane® 2354-45D Polyurethane Elastomer, Polyester Polycaprolactone Based

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Dow Pellethane® 2354-45D Polyurethane Elastomer, Polyester Polycaprolactone Based (discontinued **)
Categories:	Polymer; Thermoplastic; Elastomer, TPE; Polyurethane, TP; Thermoplastic Polyurethane, Elastomer, Polyester Grade
Material Notes:	PELLETHANE® 2354-45D elastomer is a polyester polycaprolactone based polyurethane elastomer used in automotive applications. It allows fast molding, and once molded can be painted with polyurethane and acrylic enamels or water based elastomeric paints without a primer. Data provided by Dow Chemical.
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Physical Properties	Original Value	Comments

Density	1.19 g/cc
Melt Flow	20 g/10 min @Load 1.20 kg, Temperature 224 °C

Mechanical Properties	Original Value	Comments
Hardness, Shore D	46
Tensile Strength at Break	39.7 MPa
Elongation at Break	500 %
50% Modulus	0.00690 GPa @Strain 50 %
100% Modulus	0.00896 GPa @Strain 100 %
300% Modulus	0.0190 GPa @Strain 300 %
Secant Modulus	0.0690 GPa	2% Secant Modulus
Tear Strength	120 kN/m
Taber Abrasion, mg/1000 Cycles	10	H22 Wheel
Compression Set	30 % @Temperature 23.0 °C
	33 % @Temperature 70.0 °C
Tensile Set	80 %	Elongation set after break

Thermal Properties	Original Value	Comments
CTE, linear	153 µm/m-°C @Temperature 20.0 °C
Vicat Softening Point	117 °C
Clash Berg Stiffness Temperature	-17.8 °C

**
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PDW277 / 34445

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