English term or phrase: Felt and beaten wool

Explanation:

In fact 'Namadah' word is used in Hindi by Indian mechanics, a typical shape and size of 'felt', used to seal paste like lubricants, such as grease. These serves the purpose of 'sealing' (to prevent them from seeping or oozing out).

Hindi Translation:

जमी और कुटी हुई ऊन