Ta yaya za a iya tsaftace molds na graphite?

Ta yaya za a iya tsaftace molds na graphite?

Gabaɗaya, lokacin da aka kammala aikin ƙera, datti ko ragowar (tare da wasusinadaran abun da ke cikikumahalayen jiki) galibi ana barin su a kanmold ɗin graphiteGa nau'ikan ragowar abubuwa daban-daban, buƙatun tsaftacewa na ƙarshe sun bambanta. Resins kamar polyvinyl chloride za su samar da iskar hydrogen chloride, wanda zai lalata nau'ikan ƙarfe na mold graphite da yawa. Sauran ragowar an raba su da masu hana harshen wuta da antioxidants, wanda zai iya haifar da tsatsa ga ƙarfe. Akwai kuma wasu masu canza launin launi waɗanda za su iya tsatsa ƙarfe, kuma tsatsa yana da wahalar cirewa. Ko da ruwan da aka rufe gabaɗaya, idan aka bar shi a saman mold graphite wanda ba a yi masa magani ba na dogon lokaci, zai kuma haifar da lalacewa ga mold graphite.

Saboda haka, ya kamata a tsaftace mold ɗin graphite kamar yadda ya kamata bisa ga zagayowar samarwa da aka tsara. Duk lokacin da aka cire mold ɗin graphite daga matsewa, dole ne a buɗe ramukan mold ɗin graphite don cire duk datti da tsatsa da aka yi amfani da su daga wuraren da ba su da mahimmanci na mold ɗin graphite da samfurin don hana shi lalata saman da gefuna na ƙarfe a hankali. A lokuta da yawa, ko da bayan tsaftacewa, wasu molds ɗin graphite marasa rufi ko tsatsa za su sake nuna alamun tsatsa nan ba da jimawa ba. Saboda haka, ko da ya ɗauki lokaci mai tsawo don wanke mold ɗin graphite mara kariya, ba za a iya guje wa bayyanar tsatsa gaba ɗaya ba.

Gabaɗaya, lokacin amfani da robobi masu tauri, beads na gilashi, harsashin goro da ƙananan ƙarfe na aluminum a matsayin goge-goge don niƙa da tsaftace saman molds na graphite mai ƙarfi, idan ana amfani da waɗannan goge-goge akai-akai ko kuma ba daidai ba, wannan hanyar niƙa za ta haifar da matsaloli. Porosity yana faruwa a saman mold ɗin graphite kuma ragowar suna da sauƙin mannewa da shi, wanda ke haifar da ƙarin ragowar da lalacewa, wanda zai iya haifar da fashewa ko walƙiya na mold ɗin graphite da wuri, wanda ya fi rashin kyau ga tsaftace mold ɗin graphite.

Yanzu, yawancin molds na graphite suna da bututun iska masu "tsabtace kansu", waɗanda ke da sheƙi mai yawa. Bayan tsaftacewa da goge ramin iska don cimma matakin gogewa na SPI#A3, wataƙila bayan niƙa ko niƙa, ana fitar da ragowar zuwa yankin shara na bututun iska don hana ragowar mannewa a saman wurin mirgina mai ƙarfi. Koyaya, idan mai aiki ya zaɓi kushin wanke-wanke mai kauri, zane mai kama da nailan, takarda mai yashi, duwatsun niƙa, ko goge-goge da gashin nailan, tagulla ko ƙarfe don niƙa mold ɗin graphite da hannu, zai haifar da "tsabtacewa" mai yawa na mold ɗin graphite.

Saboda haka, bayan neman kayan tsaftacewa da suka dace da molds na graphite da dabarun sarrafawa, da kuma komawa ga hanyoyin tsaftacewa da zagayowar tsaftacewa da aka rubuta a cikin fayilolin ajiya, za a iya adana fiye da kashi 50% na lokacin gyara, kuma za a iya rage lalacewar mold ɗin graphite yadda ya kamata.