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Rulon Bearings

DuPont Mobility and Materials BETASEAL™ 1881BN-1F Polyurethane Adhesive
Categories: Polymer; Thermoset; Polyurethane, TS; Thermoset Polyurethane, Adhesive
Material Notes: Warm and cold processable, high viscosity, medium modulus, glass bonding adhesive can be used primerless on paint.

Information provided by DuPont.
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Physical PropertiesMetricEnglishComments
Density 1.22 - 1.26 g/cc0.0441 - 0.0455 lb/in³ISO 845
Solids Content >= 98 %>= 98 %
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore A 55 - 6555 - 65DIN 53505
Tensile Strength at Break 8.00 MPa1160 psiISO 1798
Elongation at Break 400 %400 %ISO 1798
Shear Modulus 0.00120 - 0.00180 GPa0.174 - 0.261 ksi
Adhesive Bond Strength >= 5.00 MPa>= 725 psiLap shear strength after 3 days; DIN EN 1465
 
Thermal PropertiesMetricEnglishComments
Maximum Service Temperature, Air <= 100 °C<= 212 °FTemperature stability
Minimum Service Temperature, Air -40.0 °C-40.0 °FTemperature stability
 
Processing PropertiesMetricEnglishComments
Processing Temperature 45.0 - 60.0 °C113 - 140 °F
Shelf Life 6.00 Month
@Temperature 5.00 - 35.0 °C		6.00 Month
@Temperature 41.0 - 95.0 °F		in unopened containers. Short term storage temperatures: 0°C to +40°C.
 
Descriptive Properties
BasisPolyurethane prepolymers
ColorBlack
CompatibilityPaint
Extrusion Viscosity25 to 50Press flow: 414kPa | 2.64mm | 60°C
PolymerAdhesive
Regional AvailabilitySouth and Central America
Sagging< 30°On vertical wall
Skinning time20 - 40 Minutes.at 23°C and 50% relative humidity.

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PDSX4523b / 290890

Master Bond adhesives




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