• MICROCELLULAR POLYURETHANE FOAM

enlighten-U®: Exceptional Long-Term Sealing and Cushioning Performance

Griswold’s enlighten-U® microcellular urethane has excellent compression set resistance, predictable hardness, tight thickness tolerances and superior energy absorption properties, perfect for a variety of gasketing and sealing applications in the automotive/transportation, medical, polishing, flexographic printing and electronics industries. Our enlighten-U products continually evolve to meet the needs of your advancing technology. At Griswold, our engineering and production teams are flexible and nimble, often working with tight timelines to meet demanding customer requirements.

Our state-of-the-art microcellular polyurethane technology is producing thinner, more versatile and more consistent materials in a wide variety of formulations for your specific application. Griswold’s enlighten-U can also provide custom solutions to meet your unique design needs.

enlighten-U urethane foam is an open cell foam with a uniform microcellular structure. The structure is the highly engineered result of our specialized continuous casting process when combined with equally specialized urethane chemistry. The careful engineering results in a family of products offering a set of properties that makes them a top pick across a broad span of markets and applications.

KEY BENEFITS

of enlighten-U microcellular polyurethane foam products

BREADTH OF HARDNESS
Available in various grades with a range of hardnesses, resiliencies and stress-strain behaviors with excellent lot-to-lot consistency.
BROAD RANGE OF THICKNESS
Our urethane products are available in thicknesses as low as 0.007 inches and as high as 1 inch.
ENERGY ABSORPTION
Excellent cushioning and impact absorption.
FLAME RETARDANT
Superior flame retardancy without the addition of halogenated compounds.
LOW COMPRESSION SET
The long term consistent performance that comes from excellent c-set, resistance to damage due to continuous or repeated compression.
PLASTICIZER FREE
Plasticizers are not used when making these products, making them inherently low outgassing and non-fogging.

SAMPLE APPLICATIONS

of enlighten-U high-density microcellular polyurethane foam products

RESOURCES

Search through our enlighten-U resources; everything from physical properties to regulatory compliance.

Primary ApplicationSecondary ApplicationFirmnessProduct Data SheetProduct Safety Sheet
Gaskets and SealsUL50, UL50E, UL508Super SoftU1S15U1S15
Gaskets and SealsUL50, UL50E, UL508SoftU1E17U1E17
Gaskets and SealsUL50, UL50E, UL508MediumU1E21U1E21
Gaskets and SealsUL50, UL50E, UL508MediumU1B21U1B21
Gaskets and SealsUL50, UL50E, UL508FirmU1E26U1E26
Gaskets and SealsEnvironmental SealingSoftU7E15U7E15
Gaskets and SealsEnvironmental SealingSoftU7E17U7E17
Gaskets and SealsEnvironmental SealingMediumU7E21U7E21
Gaskets and SealsEnergy ManagementExtra FirmU7H15U7H15
Gaskets and SealsEnergy ManagementExtra FirmU7H20U7H20
Gaskets and SealsEnergy ManagementExtra FirmU7H25U7H25
Gaskets and SealsLow Compression Force Super SoftU7S15U7S15
Gaskets and SealsLow Compression Force Super SoftU7R15U7R15
Gaskets and SealsImpact ManagementFirmU7E25U7E25
Gaskets and SealsImpact ManagementFirmU7E30U7E30
Gaskets and SealsEnhanced Water SealingMediumU7B21U7B21
Gaskets and SealsEnhanced Toughness FirmU7Y20U7Y20
PolishingConsistent Spring ForceExtra FirmU7H25U7H25
PolishingEnhance ToughnessExtra FirmU7Y30U7Y30
PolishingReduced Edge ExclusionExtra FirmU7B32U7B32

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