PCB FR4 abu suna samuwa a cikin matsakaici TG (matsakaicin gilashin mika mulki zazzabi) da kuma high TG (high gilashin mika mulki zazzabi) iri.
TG yana nufin zafin canjin gilashin, wato, a wannan zafin jiki, takardar FR4 za ta fuskanci canje-canjen tsari, wanda zai haifar da canje-canje a cikin abubuwan da ke cikin jiki.Matsakaicin zafin jiki na gilashin zanen TG na matsakaici yana kusa da digiri 130-140 ma'aunin celcius, yayin da yanayin canjin gilashin manyan zanen TG ya fi digiri 150 ma'aunin celcius.Babban zanen TG yana da mafi kyawun yanayin zafi da juriya mai zafi, kuma sun dace da aikace-aikacen da ke buƙatar jure yanayin yanayin zafi, kamar na'urorin lantarki, sarrafa masana'antu, sararin samaniya da sauran filayen.Matsakaicin zanen gadon TG sun fi dacewa da samfuran lantarki gabaɗaya da kayan sadarwa da sauran fannoni.
Zaɓin nau'in panel ɗin da ya dace ya dogara da buƙatun da yanayin muhalli a cikin takamaiman aikace-aikacen.
Lokacin aikawa: Nuwamba-15-2023