There are materials in the Contact RFI package from Polyurethane Foam, Nickel-Copper Polyester (NI/CU).It is possible for the EMI/RFI to function normally at -40°C~70°C.A type of Fabric Over Foam is provided by the contacter RFI.
SG375375S-48.00 Features
Fabric Over Foam
SG375375S-48.00 Applications
There are a lot of Leader Tech Inc. SG375375S-48.00 RFI and EMI Contacts applications.