Filament tefkomadauri teftef ne mai matsi da aka yi amfani da shi don ayyuka da yawa na marufi kamar rufe kwalayen fiberboard na corrugated, fakitin ƙarfafawa, ɗaure abubuwa, haɗaɗɗen pallet, da sauransu. da fiberglassfilaments da aka saka don ƙara ƙarfin ƙarfi mai ƙarfi.An ƙirƙira shi a cikin 1946 da Cyrus W. Bemmels, masanin kimiyya da ke aiki ga Johnson da Johnson.
Daban-daban maki nafilament tefsuna samuwa.Wasu suna da kusan fam 600 na ƙarfin juzu'i kowace inch na faɗin.Akwai nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan manne kuma ana samun su.
Mafi sau da yawa, tef ɗin yana da 12 mm (kimanin 1/2 inch) zuwa 24 mm (kimanin inch. 1) fadi, amma kuma ana amfani dashi a cikin wasu faɗin.
Akwai nau'ikan ƙarfi iri-iri, calipers, da ƙirar mannewa.
An fi amfani da tef ɗin azaman rufewa ga akwatunan gyare-gyare kamar cikakken akwatin zoba, babban fayil ɗin panel biyar, cikakken akwatin na'urar hangen nesa.Ana amfani da shirye-shiryen bidiyo masu siffar “L” ko ɗigo a kan maɗaɗɗen maɗaukaki, suna shimfiɗa 50 – 75 mm (2 – 3 inci) a kan faifan akwatin.
Za a iya taimakawa kayan nauyi mai nauyi ko ginin akwatin rauni ta hanyar amfani da tsiri ko makada na tef ɗin filament zuwa akwatin.