Dow PELLETHANE® 2355-55DE Polyurethane Elastomer, Polyester Polyadipate Based

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Dow PELLETHANE® 2355-55DE Polyurethane Elastomer, Polyester Polyadipate Based (discontinued **)
Categories:	Polymer; Thermoplastic; Elastomer, TPE; Polyurethane, TP; Thermoplastic Polyurethane, Elastomer, Polyester Grade
Material Notes:	Description: PELLETHANE® 2355-55DE polyester polyadipate based polyurethane elastomer has excellent oil and chemical resistance. Applications include: Film, Sheet, Tubing, Recreation and sporting equipment, Industrial hoses, Fabric lamination, Sewer pipe linings, Footwear Data provided by Dow Chemical.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.19 g/cc	1.19 g/cc	ASTM D792
Linear Mold Shrinkage	0.0090 - 0.013 cm/cm @Thickness 1.59 mm	0.0090 - 0.013 in/in @Thickness 0.0625 in	plaque
Melt Index of Compound	24 g/10 min @Load 8.70 kg, Temperature 190 °C	24 g/10 min @Load 19.2 lb, Temperature 374 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	49 - 57	49 - 57	ASTM D2240
Tensile Strength, Ultimate	41.4 MPa	6000 psi	ASTM D412
Elongation at Break	500 %	500 %	ASTM D412
50% Modulus	9.30 MPa @Strain 50 %	9.30 MPa @Strain 50 %	ASTM D412
100% Modulus	12.1 MPa @Strain 100 %	1750 psi @Strain 100 %	ASTM D412
300% Modulus	24.8 MPa @Strain 300 %	3600 psi @Strain 300 %	ASTM D412
Flexural Modulus	0.165 GPa	24.0 ksi	ASTM D790
Tear Strength	114 kN/m	650 pli	Die C; ASTM D624
Taber Abrasion, mg/1000 Cycles	60	60	H-22 wheel (coarser); ASTM D1044
Compression Set	35 % @Temperature 70.0 °C	35 % @Temperature 158 °F	22 hrs.; ASTM D395, Method B
	25 % @Temperature 25.0 °C, Time 79200 sec	25 % @Temperature 77.0 °F, Time 22.0 hour	ASTM D395, Method B
Tensile Set	80 %	80 %	Elongation Set After Break; ASTM D412

Thermal Properties	Metric	English	Comments
Vicat Softening Point	107 °C	225 °F	ASTM D1525

Processing Properties	Metric	English	Comments
Processing Temperature	199 - 216 °C	390 - 421 °F	Optimum Extrusion Temperature
Melt Temperature	204 - 221 °C	399 - 430 °F

**
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