Covestro Desmopan® 3660DU Polyurethane

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Covestro Desmopan® 3660DU Polyurethane
Categories:	Polymer; Thermoplastic; Polyurethane, TP
Material Notes:	Extrusion- and injection molding grade; transparent up to 6 mm wall thickness; hydrolysis-stabilised; with special UV stabilizers; with release agent; good wear resistance; Application; Sports shoe soles; Hoses, non-reinforced; Profiles As of 1 September 2015, Bayer MaterialScience was separated from Bayer AG and officially adopted its new name – Covestro.
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Physical Properties	Original Value	Comments

Density	1.23 g/cc	ISO 1183

Mechanical Properties	Original Value	Comments
Hardness, Shore A	98	ISO 868
Hardness, Shore D	60	ISO 868
Tensile Strength, Ultimate	53.7 MPa	200 mm/min; DIN 53504
Tensile Stress at Strain	12.1 MPa @Strain 10 %	200 mm/min; DIN 53504
	22.1 MPa @Strain 50 %	200 mm/min; DIN 53504
	28.4 MPa @Strain 100 %	200 mm/min; DIN 53504
	37.8 MPa @Strain 300 %	200 mm/min; DIN 53504
Elongation at Break	318 %	200 mm/min; DIN 53504
Tensile Modulus	0.129 GPa @Temperature 60.0 °C	storage; ISO 6721-1,-4
	0.444 GPa @Temperature 20.0 °C	storage; ISO 6721-1,-4
	2.61 GPa @Temperature -20.0 °C	storage; ISO 6721-1,-4
Rebound	31 %	Resilience; ISO 4662
Tear Strength	170 kN/m	500 mm/min; ISO 34-1
Abrasion	23	mm³, Method A; ISO 4649
Compression Set	24 % @Temperature 23.0 °C	72 hr; ISO 815
	45 % @Temperature 70.0 °C	24 hr; ISO 815
	35 % @Temperature 70.0 °C, Time 86400 sec	Method C; ISO 815-1

Processing Properties	Original Value	Comments
Melt Temperature	190 - 210 °C	Extrusion
	215 - 235 °C	Injection
Mold Temperature	20.0 - 40.0 °C	Injection
Drying Temperature	110 °C

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PB09793 / 92633

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