At Schlegel Electronic Materials Inc. we have an unwavering commitment to the safety of our customers and our co-workers during the COVID-19 virus pandemic. SEM is a worldwide company and our facilities in Asia, Europe, and the United States are working in concert to provide production support as needed. We are currently operating at 100%


Schlegel PolyFab Awarded UL Certification

Schlegel EMI, renowned for its high-quality EMI shielding gaskets, is pleased to announce it has achieved Underwriters Laboratories (UL) certification on several of its PolyFab compression seal and weatherstripping profiles.  Schlegel PolyFab foam sealing gaskets are...

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BandSorb-SC used at 24.5 GHz

Cavity resonance suppression at 24.5 GHz Introduction: Modern electronic devices are working at increasing frequencies and require a high level of separation of signals for different parts of the device. Failing to provide the correct level of separation will lead to...

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Characterization of EMI shielding gaskets

Schlegel Electronic Materials (SEM) is an active member of the IEEE P1302 Committee .This working group is in charge of the review of the methods to characterize Conductive gasket from DC to 40 GHz. Hereafter is a brief description of the main methods in use at SEM....

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DynaShear / DynaGreenTM Selecting the right profile

Schlegel Electronic Materials (SEM) introduces DynaShear and DynaGreenTM  an innovative EMI shielding gasket family for the shielding of modules in card/cages environment that is able to offer superior features over metal fingerstocks and current Fabric-Over-Foam...

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SEM‘s Gaskets attachment options

1.  Pressure Sensitive Adhesive (PSA) The most popular attachment method is the Pressure Sensitive Adhesive (PSA). Standard PSA are non conductive and are dimensioned to not cover the entire gasket surface to ensure direct electrical contact. The constraints applied...

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