JK-F520 na'ura mai rarraba wukayana ɗaukar ƙirar wuka madauwari ta sama da wuƙa madaidaiciya.Lokacin yankan allo, an sanya v-cut akan ƙananan wuka madaidaiciya, allon kewayawa ba ya motsawa, kuma wukar madauwari ta sama ta motsa don yanke allo.Damuwar yana da ƙananan ƙananan, kuma allon Yanayin yankan ba tare da motsa wuka ba kuma zai iya guje wa kullun yayin aikin tsagawa na kewayawa, guje wa ɓoyayyun lalacewa, lalacewar sassan da sauran matsalolin.Dace da kowane irin gilashin fiber allon, FR-4 allon, FR-1 allon, da dai sauransu Dangantaka magana, da taurin bai kai girma kamar aluminum substrates.Don allon PCB tare da abubuwan haɗin gwiwa a bangarorin biyu, wannan kayan aikin ya dace musamman don rabuwar jirgi.