Lubrizol Advanced Materials PEARLCOAT® 168K Thermoplastic Polyurethane Elastomer

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Lubrizol Advanced Materials PEARLCOAT® 168K Thermoplastic Polyurethane Elastomer
Categories:	Polymer; Thermoplastic; Polyurethane, TP; Thermoplastic Polyurethane (TPUR), Polyether Grade
Material Notes:	PEARLCOAT® 168K is a polyether-based TPU, supplied in form of translucent, colorless pellets, offering adequate hardness, excellent low-temperature flexibility and very good hydrolysis resistance. PEARLCOAT® 168K is used in melt coatings on textile substrates, for end-uses in industrial coatings (for life-jackets, etc.) obtained by extrusion and calendering. All information provided by Merquinsa
Key Words:	TPU
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Physical Properties	Metric	English	Comments

Specific Gravity	1.11 g/cc	1.11 g/cc	ASTM D792

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	82	82	ASTM D2240
Tensile Strength, Yield	25.0 MPa	3630 psi	ASTM D412
Elongation at Break	650 %	650 %	ASTM D412
50% Modulus	4.00 MPa @Strain 50 %	4.00 MPa @Strain 50 %	ISO 527-2/5A/500
100% Modulus	5.00 MPa @Strain 100 %	725 psi @Strain 100 %	ASTM D412
300% Modulus	7.52 MPa @Strain 300 %	1090 psi @Strain 300 %	ASTM D412
Tear Strength	75.4 kN/m	430 pli	ASTM D624 (Die C)
Abrasion	25	25	Resistance (mm³); ISO 4649-A

Thermal Properties	Metric	English	Comments
Vicat Softening Point	68.0 °C	154 °F	ISO 306 (A50)

Processing Properties	Metric	English	Comments
Zone 1	160 °C	320 °F
Zone 2	170 °C	338 °F
Zone 3	180 °C	356 °F
Zone 4	185 °C	365 °F
Adapter Temperature	185 °C	365 °F	(5)
Die Temperature	185 °C	365 °F	(6)
	185 °C	365 °F	TIP (7)
Drying Temperature	90.0 °C	194 °F
Dry Time	3.00 - 4.00 hour	3.00 - 4.00 hour
Dew Point	-40.0 °C	-40.0 °F

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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PMES68 / 88445

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