SV 121 chinhu chimwe-chimwe chisimbiso chakavakirwa pane silane-yakagadziridzwa polyether resin sechinhu chikuru, uye haina kunhuhwirira, isina solvent, isocyanate-isina, uye PVC-isina chinhu.Iine viscosity yakanaka kune zvakawanda zvinhu, Uye hapana primer inodiwa, iyo yakakodzerawo kune pendi pendi.Ichi chigadzirwa chakaratidzwa kuva chakanakisa ultraviolet kuramba, saka chinogona kushandiswa kwete mukati chete kunze asiwo kunze.