Zazzaɓin ɗaki vulcanized roba silicone, an rage shi da RTV.Tushen polymer ɗin sa ƙaramin ruwa ne{0}} kwayoyin - ruwa mai nauyi na hydroxyl{2}} ƙarewa ko vinyl{3}} ƙarewar polysiloxane. Yawancin lokaci yana cikin nau'in ruwa mai gudana, manna ko putty kafin amfani.
Babban abin da ya fi shahara shi ne cewa ana iya warkewa a cikin na'urar elastomer a zazzabi na ɗaki ko kusa da zafin jiki (yawanci tsakanin digiri 0 da digiri 40) ba tare da dumama ba ko kuma tare da ɗan ƙaramin dumama.
Dangane da sigar marufi, an kasafta shi azaman: -abubuwan daki mai zafin jiki mai ɓarna robar silicone: a takaice a matsayin RTV{3}}1. Dukkanin abubuwan da aka gyara (raw roba, wakilin crosslinking, mai kara kuzari, filler, da sauransu) an riga an haɗa su kuma an shirya su a cikin akwati ɗaya.
Warkewa yana buƙatar danshi a cikin iska. Biyu - zafin jiki na daki mai ɓarna robar silicone: an rage shi da RTV-2.
Yawancin lokaci ana kasu kashi biyu, A da B (misali, A: danyen roba + filler; B: Crosslinking agent + catalyst. Idan ana amfani da shi, a gauraya shi daidai gwargwado kuma yana iya warkewa a cikin dakin da zafin jiki ba tare da dogaro da danshin iska ba.