Tef ɗin m, wanda aka fi sani da tef ɗin mannewa, samfuri ne da ke amfani da zane, takarda, fim, da sauran kayan a matsayin kayan tushe.Ana amfani da mannen daidai gwargwado a kan abin da ke sama, a sarrafa shi cikin tsiri, sannan a sanya shi a cikin nada don wadata.Tef ɗin manne ya ƙunshi sassa uku: ƙasa, manne, da takarda sakin (fim).

Nau'in substrate shine mafi yawan ma'aunin rarrabuwa don kaset ɗin mannewa.Dangane da nau'o'i daban-daban da aka yi amfani da su, ana iya raba kaset ɗin mannewa zuwa nau'i shida: tef ɗin takarda, tef ɗin tufa, tef ɗin fim, tef ɗin ƙarfe, tef ɗin kumfa, da tef ɗin da ba na substrate.

Bugu da ƙari, ana iya rarraba kaset ɗin mannewa bisa la'akari da tasirin su da nau'in manne da aka yi amfani da su.Dangane da tasirin su, ana iya raba tef ɗin manne zuwa tef mai zafi, tef mai gefe biyu, tef ɗin rufewa, da tef na musamman, da dai sauransu;Dangane da nau'in mannewa, ana iya raba tef ɗin manne zuwa tef ɗin ruwa, tef ɗin mai, tef ɗin ƙarfi, tef ɗin narkewa mai zafi, da tef ɗin roba na halitta.Tef ɗin mannewa yana da aikace-aikace da yawa a cikin rayuwar yau da kullun na mutane da ayyukan masana'antu.Tare da ci gaba da haɓaka fasahar samar da tef ɗin manne, an ci gaba da haɓaka sabbin ayyuka don tef ɗin mannewa.Ya faɗaɗa daga ainihin hatimi, haɗin kai, gyarawa, kariya da sauran ayyuka zuwa ayyuka daban-daban na haɗakarwa kamar hana ruwa, rufi, haɓakawa, juriya mai zafi, juriya na lalata, da dai sauransu.