BJB Enterprises F-180 REV 1 A/B Polyurethane Elastomer

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BJB Enterprises F-180 REV 1 A/B Polyurethane Elastomer
Categories:	Polymer; Thermoset; Polyurethane, TS; Thermoset Polyurethane, Elastomer, Unreinforced
Material Notes:	The F-1 Series addresses the need for shorter processing times and higher part production. These products exhibit excellent physical properties and easily process at room temperature. The easy mix ratio is convenient and cartridge dispense friendly. For longer work times consider the M Series or L Series of elastomers. Features: RoHS/REACH Compliant, Popular for Parts & Molds, High Tensile & Tear Strength, Special Effects & Props, Over Molding, Easy to Pigment.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.067 g/cc @Temperature 25.0 °C	1.067 g/cc @Temperature 77.0 °F	Part A
	1.09 g/cc @Temperature 25.0 °C	1.09 g/cc @Temperature 77.0 °F	Part B
Density	1.10 g/cc	0.0397 lb/in³	7 day ambient cure; ASTM D792-00
	1.10 g/cc	0.0397 lb/in³	Elevated temp cure; ASTM D792-00
Brookfield Viscosity	685 cP @Temperature 25.0 °C	685 cP @Temperature 77.0 °F	Part B
	2600 cP @Temperature 25.0 °C	2600 cP @Temperature 77.0 °F	Mixed Part A & Part B
	4450 cP @Temperature 25.0 °C	4450 cP @Temperature 77.0 °F	Part A
Linear Mold Shrinkage	<= 0.0010 cm/cm	<= 0.0010 in/in	1" depth.; ASTM D2566
Storage Temperature	18.3 - 26.7 °C	65.0 - 80.0 °F

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	75 - 85	75 - 85	7 day ambient cure; ASTM D2240-04e1
	75 - 85	75 - 85	Elevated temp cure; ASTM D2240-04e1
Tensile Strength	25.6 MPa	3720 psi	Elevated temp cure; ASTM D412-98a(2002)e1
Elongation at Break	650 %	650 %	Elevated temp cure; ASTM D638-03
Tensile Modulus	0.0145 GPa	2.10 ksi	Elevated temp cure; ASTM D412-98a(2002)e1
Tear Strength	67.5 kN/m	385 pli	Elevated temp cure; ASTM D624-00e1

Electrical Properties	Metric	English	Comments
Dielectric Constant	5.285 @Frequency 1e+6 Hz	5.285 @Frequency 1e+6 Hz	7 day ambient cure; ASTM D150-87
	5.285 @Frequency 1e+6 Hz	5.285 @Frequency 1e+6 Hz	Elevated temp cure; ASTM D150-87
Dissipation Factor	0.0671 @Frequency 1e+6 Hz	0.0671 @Frequency 1e+6 Hz	7 day ambient cure; ASTM D150-87
	0.0671 @Frequency 1e+6 Hz	0.0671 @Frequency 1e+6 Hz	Elevated temp cure; ASTM D150-87

Processing Properties	Metric	English	Comments
Processing Temperature	<= 93.3 °C	<= 200 °F	Max cure temp.
Cure Time	60.0 - 180 min @Temperature 25.0 °C	1.00 - 3.00 hour @Temperature 77.0 °F	Step 1 recommended high temp cure (as tested).
	960 min @Temperature 71.1 °C	16.0 hour @Temperature 160 °F	Step 2 recommended high temp cure (as tested).
	7200 - 10100 min @Temperature 25.0 °C	120 - 168 hour @Temperature 77.0 °F	Optional low temp cure
Working Life	8.00 - 9.00 min @Temperature 25.0 °C	8.00 - 9.00 min @Temperature 77.0 °F	100 g.
Gel Time	11.0 - 12.0 min	11.0 - 12.0 min
Shelf Life	6.00 Month	6.00 Month	Stored at recommended temperatures. Purge opened containers with dry nitrogen before resealing.

Descriptive Properties
Color / Appearance	Amber		Part B
	Pale Yellow		Part A
	Translucent Amber		7 day ambient cure
	Translucent Amber		Elevated temp cure
Demold Time (hrs)	2 - 3		@ 77°F
Mix Ratio by volume	100 to 49		Part A to Part B. (cartridge dispense friendly)
Mix Ratio by weight	100 to 50		Part A to Part B

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.

PBJB9919 / 287699

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