3M Scotch-Weld™ 4491 Nitrile Industrial Adhesive

Category	Polymer , Adhesive
Manufacturer	3M
Trade Name	Scotch-Weld™
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	3M Scotch-Weld™ 4491 Nitrile Industrial Adhesive.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

Features: Low viscosity grade for spray applicationFast dryingProvides strong, flexible bondsResists weathering, water, fuels, oil and plasticizersBonds vinyl extrusions and sheeting (May stain light colored vinyls)Also bonds fabrics, leather, foams and many plastics (Not recommended for polyolefin plastic bonding)May be heat cured to obtain superior physical properties.

Physical Properties	Metric	English	Comments
Solids Content	22 - 26 %	22 - 26 %
Brookfield Viscosity	200 - 325 cP	200 - 325 cP	RVF #2 sp @ 20 rpm @ 27°C

Mechanical Properties	Metric	English	Comments
Shear Strength	3.22 MPa @Temperature 121 °C	467 psi @Temperature 250 °F	Overlap, Alum/Alum
	4.19 MPa @Temperature 93.0 °C	607 psi @Temperature 199 °F	Overlap, Alum/Alum
	4.43 MPa @Temperature 82.0 °C	643 psi @Temperature 180 °F	Overlap, Alum/Alum
	6.18 MPa @Temperature 66.0 °C	897 psi @Temperature 151 °F	Overlap, Alum/Alum
	9.005 MPa @Temperature 24.0 °C	1306 psi @Temperature 75.2 °F	Overlap, Alum/Alum
	20.61 MPa @Temperature -55.0 °C	2989 psi @Temperature -67.0 °F	Overlap, Alum/Alum
	23.50 MPa @Temperature -34.0 °C	3409 psi @Temperature -29.2 °F	Overlap, Alum/Alum
Peel Strength	0.614 kN/m @Temperature 82.0 °C, Time 1.81e+6 sec	3.50 pli @Temperature 180 °F, Time 504 hour	180°, Canvas/Steel
	1.23 kN/m @Temperature 66.0 °C, Time 1.81e+6 sec	7.00 pli @Temperature 151 °F, Time 504 hour	180°, Canvas/Steel
	2.89 kN/m @Temperature 24.0 °C, Time 86400 sec	16.5 pli @Temperature 75.2 °F, Time 24.0 hour	180°, Canvas/Steel
	3.07 kN/m @Temperature -34.0 °C, Time 1.81e+6 sec	17.5 pli @Temperature -29.2 °F, Time 504 hour	180°, Canvas/Steel
	4.12 kN/m @Temperature 24.0 °C, Time 432000 sec	23.5 pli @Temperature 75.2 °F, Time 120 hour	180°, Canvas/Steel
	4.56 kN/m @Temperature 24.0 °C, Time 259000 sec	26.0 pli @Temperature 75.2 °F, Time 72.0 hour	180°, Canvas/Steel
	4.82 kN/m @Temperature 24.0 °C, Time 605000 sec	27.5 pli @Temperature 75.2 °F, Time 168 hour	180°, Canvas/Steel
	5.26 kN/m @Temperature 24.0 °C, Time 1.81e+6 sec	30.0 pli @Temperature 75.2 °F, Time 504 hour	180°, Canvas/Steel
	5.43 kN/m @Temperature 24.0 °C, Time 1.21e+6 sec	31.0 pli @Temperature 75.2 °F, Time 336 hour	180°, Canvas/Steel

Thermal Properties	Metric	English	Comments
Flash Point	-18.0 °C	-0.400 °F	TCC

Descriptive Properties	Value	Comments
Appearance	light tan
Base	Synthetic elastomer

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