Gilashin gilashin da ke nuna hanya wani nau'in nau'i ne na gilashin gilashin da aka samar ta hanyar sake yin amfani da gilashin azaman ɗanyen abu, da aka niƙa kuma narkar da shi a babban zafin jiki ta iskar gas, wanda ake lura da shi azaman yanki mara launi da bayyananne a ƙarƙashin na'urar gani. Indexididdigar sa mai jujjuyawa tana tsakanin 1.50 da 1.64, kuma diamita gabaɗaya tsakanin microns 100 da 1000 microns. Beads gilashin suna da halaye na sperical siffar siffar, barbashi, daidaituwa, nuna gaskiya da sa juriya.
Hanyar nuna gilashin beads a matsayin alamar hanya (fenti) a cikin kayan da aka nuna, na iya inganta hanyar yin alama Paint retro-reflective yi, inganta lafiyar tuki da dare, an gano shi ga sassan sufuri na kasa. Lokacin da mota ke tuƙi da daddare, fitilolin mota suna haskaka layin da ke da alamar gilashin, ta yadda hasken fitilun ɗin zai iya haskakawa daidai gwargwado, wanda hakan zai ba direban damar ganin alkiblar ci gaba da inganta amincin tukin dare. A zamanin yau, beads ɗin gilashin da ke haskakawa sun zama kayan da ba za a iya maye gurbinsu ba a cikin samfuran amincin hanya.
Bayyanar: mai tsabta, marar launi da bayyane, mai haske da zagaye, ba tare da kumfa ko datti ba.
Zagaye: ≥85%
Girma: 2.4-2.6g/cm3
Fihirisar magana: Nd≥1.50
Abun ciki: gilashin soda lemun tsami, abun ciki na SiO2> 68%
Girman girma: 1.6g/cm3