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.The RFI EMI comes from the well-known 51K series.
4D17EA51K00214 Features
Fabric Over Foam 51K series
4D17EA51K00214 Applications
There are a lot of Laird Technologies EMI 4D17EA51K00214 RFI and EMI Contacts applications.