Lord Adhesives Autoseal U-2521NM A/B Urethane Sealant System

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Lord Adhesives Autoseal U-2521NM A/B Urethane Sealant System
Categories:	Polymer; Thermoset; Polyurethane, TS; Thermoset Polyurethane, Adhesive
Material Notes:	LORD Autoseal® U-2521NM A/B urethane is a solvent-free, two-component urethane used for casting and laminating flexible and rigid windows, transparent adhesives and electrical potting and sealing compounds. Typical applications include safety goggles, gas mask view shields, shatter-proof coatings and safety glass laminates. Features: provides easy casting of transparent elastomers with a variety of hardness. provides excellent adhesion to a variety of plastic and other substrates. cures to an optically clear coating; withstands UV exposure without significant change in haze or color./p> can be used on parts and devices that experience operating temperatures from -40 to +100°C (-40 to 212°F); can tolerate short term exposure up to 150°C (302°F). All information provided by Lord.
Vendors:

Available Properties

Specific Gravity, mixed
Viscosity, U-2521NM B Hardener
Viscosity, Mixed
Viscosity, U-2521NM A Resin
Hardness, Shore D, ASTM D 2240, cured
Tensile Strength, ASTM D 638, cured
Elongation at Break, ASTM D 638, cured
CTE, linear, cured
Maximum Service Temperature, Air
Minimum Service Temperature, Air
Glass Transition Temp, Tg, cured
Working Life, working life, 50 g mass, 0.3% Hg catalyst
Gel Time, mixed, with 0.3% Hg catalyst
Shelf Life, each component, from date of manufacture when stored in original, unopened container

Property Data

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Manufacturer Notes:
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Category Notes
Plastic

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