Kuna nan: Gida » Blog Foams Zaɓa Tsakanin Anti-Static and Conductive

Zaba Tsakanin Anti-Static and Conductive Foams

Ra'ayoyi: 0     Mawallafi: Lokacin Buga Editan Yanar Gizo: 2026-04-23 Asalin: Shafin

 Anti-Static and Conductive Foam

Kumfa ESD na musamman da aka ƙera don kare na'urorin lantarki masu ƙarfi, abubuwan haɗin gwiwa, da sassa yayin jigilar kaya da ajiya sun zama mahimmanci ga yawancin aikace-aikacen zamani. Lokacin zabar kumfa mai dacewa, yana da mahimmanci don tabbatar da ya dace da ka'idodin kayan marufi na EIA-541 don abubuwan ESD masu hankali. Fahimtar bambance-bambancen da ke tsakanin kumfa mai hana-tsaye da mai ɗaukar nauyi shine mabuɗin don yin zaɓin da ya dace don aikace-aikacenku.

Menene Anti-Static Foam?

Anti-static (ESD) foam an ƙera shi don rage haɓakar cajin lantarki wanda zai iya lalata abubuwan lantarki masu mahimmanci. Yawanci an yi shi daga polyurethane ko polyethylene tare da abubuwan da suka dace, wannan kumfa yana da juriya a cikin kewayon 10⁹ zuwa 10⊃1;⊃2; ohms.

Mafi yawan kumfa na anti-static ana iya gane shi cikin sauƙi ta launin ruwansa, wanda ke nuna an yi masa magani da sinadarai don tsayayya da samar da wutar lantarki. Maimakon kawar da cajin da ake yi, yana taimakawa hana a tsaye daga kafa-musamman daga juzu'i yayin sarrafawa ko jigilar kaya. Koyaya, baya toshe cajin tsaye na waje, don haka don cikakken kariya yayin jigilar kaya, galibi ana sanya abubuwa a cikin jakar garkuwa (karfe) ban da kumfa.

Gabaɗaya, an yi nufin kumfa mai karewa don ƙayyadaddun aikace-aikacen amfani ko guda ɗaya.

Kumfa Mai Rushewa A tsaye

Kumfa a tsaye yana ba da hanyar sarrafawa don cajin lantarki don gudana cikin aminci zuwa ƙasa, yin haka a hankali fiye da kayan sarrafawa. Wannan ɓarkewar sarrafawa yana taimakawa kare abubuwan da ke da mahimmanci daga fitarwa kwatsam.

Yawanci ana samun shi a cikin nau'ikan baki (cikakken carbon) ko ruwan hoda (wanda aka yi masa maganin saman). Tare da juriya na saman da ke jere daga 10⁵ zuwa 10⁹ ohms, kumfa mai ɗorewa yana kula da ƙarancin caji ko tsaka tsaki kuma yana rage haɗarin fitarwar electrostatic ta hanyar sarrafawa ko abubuwan muhalli.

Menene Kumfa Mai Haɗawa?

Conductive kumfa abu ne na tushen polyethylene wanda aka sanya shi da carbon, yana ba shi yanayin baƙar fata. Yawanci yana da juriya na ƙasa da ƙasa da 10⁶ ohms, yana ba shi damar gudanar da aiki yadda ya kamata da kuma watsar da cajin lantarki.

Irin wannan kumfa yana kare kayan lantarki ta hanyar ƙirƙirar tasirin Faraday keji, yana kare abubuwan da ke ciki daga filayen lantarki na waje da na lantarki. Saboda haka, ba a buƙatar ƙarin kayan kariya sau da yawa yayin amfani da kumfa mai ɗaukar nauyi don ajiya ko jigilar kaya.

Koyaya, dole ne a kula yayin tattara abubuwa kamar batura. Idan tashoshi masu sarrafawa sun zo cikin hulɗa kai tsaye tare da kumfa, zai iya haifar da fitar da ba da gangan ba. Don hana wannan, ya kamata a keɓance batura ta amfani da abin rufe fuska ko a haɗa su tare da wani abu mai tarwatsewa yayin adanawa ko jigilar kaya.

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