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	Original Value	Comments

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

Mechanical Properties	Original Value	Comments
Hardness, Shore D	49 - 57	ASTM D2240
Tensile Strength, Ultimate	41.4 MPa	ASTM D412
Elongation at Break	500 %	ASTM D412
50% Modulus	0.00930 GPa @Strain 50 %	ASTM D412
100% Modulus	0.0121 GPa @Strain 100 %	ASTM D412
300% Modulus	0.0248 GPa @Strain 300 %	ASTM D412
Flexural Modulus	24000 psi	ASTM D790
Tear Strength	114 kN/m	Die C; ASTM D624
Taber Abrasion, mg/1000 Cycles	60	H-22 wheel (coarser); ASTM D1044
Compression Set	35 % @Temperature 70.0 °C	22 hrs.; ASTM D395, Method B
	25 % @Temperature 25.0 °C, Time 79200 sec	ASTM D395, Method B
Tensile Set	80 %	Elongation Set After Break; ASTM D412

Thermal Properties	Original Value	Comments
Vicat Softening Point	107 °C	ASTM D1525

Processing Properties	Original Value	Comments
Processing Temperature	199 - 216 °C	Optimum Extrusion Temperature
Melt Temperature	204 - 221 °C

**
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