Dow Pellethane® 2102-85A Polyurethane Elastomer, Polyester Polycaprolactone Based

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Dow Pellethane® 2102-85A Polyurethane Elastomer, Polyester Polycaprolactone Based (discontinued **)
Categories:	Polymer; Thermoplastic; Elastomer, TPE; Polyurethane, TP; Thermoplastic Polyurethane, Elastomer, Polyester Grade
Material Notes:	PELLETHANE® 2102-85A elastomer is a polyester polycaprolactone based polyurethane elastomer which combines excellent resistance to fuels and oils with enhanced UV stability and good hydrolytic stability compared to other polyester based TPUs. Its typical applications include, seals, gaskets, belting, animal ID tags and other fabricated products. Data provided by Dow Chemical.
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Physical Properties	Original Value	Comments

Density	1.18 g/cc
Linear Mold Shrinkage	0.0050 - 0.0060 cm/cm @Thickness 1.59 mm	plaque
Linear Mold Shrinkage, Transverse	0.0050 - 0.0060 cm/cm @Thickness 1.59 mm	plaque
Melt Flow	35 g/10 min @Load 1.20 kg, Temperature 224 °C

Mechanical Properties	Original Value	Comments
Hardness, Shore A	82 - 90	ASTM D2240
Tensile Strength at Break	40.3 MPa
Elongation at Break	525 %
50% Modulus	0.00586 GPa @Strain 50 %
100% Modulus	0.00724 GPa @Strain 100 %
300% Modulus	0.0152 GPa @Strain 300 %
Tear Strength	91.1 kN/m
Taber Abrasion, mg/1000 Cycles	50	H22 Wheel
Compression Set	25 % @Temperature 23.0 °C
	30 % @Temperature 70.0 °C
Tensile Set	50 %	Elongation set after break

Thermal Properties	Original Value	Comments
CTE, linear	153 µm/m-°C @Temperature 20.0 °C
Vicat Softening Point	92.0 °C
Glass Transition Temp, Tg	-37.0 °C
Clash Berg Stiffness Temperature	-40.0 °C

Processing Properties	Original Value	Comments
Melt Temperature	199 - 210 °C

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

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PDW260 / 34428

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