The Samsung JC70-00314A separation pad is a printer part that helps separate paper as it feeds through the printer. It is identified in Samsung service documentation as an IPR-plate pad for the ML-1710.
The service parts list specifies SUS304-CSP for its material. The distributor listing also identifies it as a brake pad and lists compatibility with Samsung ML-1510, ML-1710 and ML-1750 printers. This makes it a relevant part for paper separation in those listed models.