Dymax Multi-Cure 921-VT is a high-tensile-strength, UV-curable resin that is especially well suited when rigid adhesive bonds or potted areas are desired. Multi-Cure 921-VT was designed to bond a wide variety of substrates including metal, glass, ceramic, and many thermoset plastics. This resin cures clear and deep. Multi-Cure 921-VT can be cured with UV light, and shadowed areas can be cured with heat. Dymax adhesives comply with the Montreal Protocol and U.S. Clean Air Act of 1990. This product is in full compliance with the RoHS Directives 2002/95/EC and 2003/11/EC.

Typical Properties

Uncured properties
Property	Value
Solvent content	None – 100% reactive solids
Chemical class	Urethane Acrylate
Appearance	Clear/Straw liquid
Soluble in	Alcohols/Chlorinated solvents/Ketones
Viscosity, cP (20rpm)	11,000 (nominal)

Cured mechanical properties
Property	Value	Test method
Durometer hardness	D75	ASTM D2240
Tensile at break, MPa [psi]	5200 psi (35.9 MPa)	ASTM D638
Elongation at break, %	35%	ASTM D638
Modulus of Elasticity, MPa [psi]	320,000	ASTM D638

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Multi-Cure 921-VT

Typical Properties

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