Kumfa na silicone, wanda kuma aka sani da silicone mai siffar siliki, wani abu ne mai ramuka da aka yi da robar silicone a matsayin kayan tushe kuma ana samar da shi ta hanyar kumfa.

 

　　Tare da ci gaba da haɓakawa da sabunta fasahar kumfa, amma kuma saboda kyawawan halayenta, yankunan aikace-aikacen suna ƙara faɗaɗa, kamar su sandunan rufewa, kushin matashin kai, gaskets na gini, kayan keɓewa na girgiza, kayan kariya da sauransu.

 

Ka'idar kumfa na silicone

 

　　Robar silicone mai kumfa, ƙa'idar ita ce a ƙara sinadarin kumfa a cikin mahaɗin robar silicone da aka zaɓa, a ƙarƙashin matsin lamba, kumfa robar silicone mai dumama, faɗaɗa roba don samar da tsarin kumfa mai kama da soso. Manyan abubuwan da ke ƙayyade kuma ke tasiri ga tsarin kumfa sune adadin iskar gas da sinadarin busawa ke samarwa, saurin yaɗuwar iskar gas a cikin robar, ɗanko na robar da saurin vulcanization. Don yin samfuran kumfa mafi kyau, zaɓin nau'in sinadarin kumfa da tsarin vulcanization na roba shine mabuɗin.

 

　　Tsarin samar da kumfa na silicone

 

　　Kumfa na silicone yana buƙatar shiga cikin jerin hanyoyin samarwa, fasahar sarrafawa, kowace hanyar haɗi za ta yi tasiri ga kumfa na silicone da aka gama.

 

　　1, yin robobi (wato, robobi masu ƙarfi na robobi da aka yi danye. Wato, babu ƙarin abubuwa a cikin robobi masu ƙarfi. Bari robar ta yi laushi ta narke cikin sinadarin haɗin gwiwa (don shiryawa don haɗawa).

 

　　Ma'anar gyaran robar da ba a yi amfani da ita ba a cikin roba ita ce a karya da kuma lalata sarkar roba mai yawan ƙwayoyin halitta, a inganta ƙarfin roba, sannan a sauƙaƙa haɗawa da haɗa mahaɗin. A cikin samar da kayayyakin roba masu kumfa, an yi amfani da robar da ba a yi amfani da ita ba gaba ɗaya, zai sa ƙarfin robar ya fi kyau, ya fi sauƙi a sa daidaiton ramin kumfa ya zama iri ɗaya, ƙarancin yawa, da ƙananan samfuran raguwa.

 

2, haɗawa, wato, robar da aka yi da robobi don ƙara nau'ikan sinadarai (ƙari) don tacewa.

 

Tsarin haɗa abubuwa iri-iri ne a cikin robar da ba a sarrafa ba (ko robar da ke yin robobi) a cikin tsarin watsawa iri ɗaya. Kamar yadda yake a cikin haɗa sauran kayan polymer, don yin mai daidaitawa ya haɗu a cikin robar da ba a sarrafa ba, dole ne a yi amfani da ƙarfin aikin injiniya na injin tacewa. Duk da haka, saboda mahaɗin roba yana da ƙarin abubuwan haɗin gwiwa, halayen halittar wakilan haɗin gwiwa sun bambanta sosai, kuma tasirin wakilan haɗin gwiwa akan tsarin haɗawa, matakin watsawa, da tsarin mahaɗin roba shi ma yana da kyau sosai, don haka tsarin haɗa roba ya fi rikitarwa fiye da na sauran kayan polymer.

 

Tsarin haɗakarwa yana da matuƙar tasiri ga aikin kayan roba. Haɗawa ba shi da kyau, robar za ta kasance mai daidaituwa ba tare da daidaito ba, ƙarfin robar ya yi yawa ko ƙasa, ƙonewa, sanyi da sauran abubuwan da suka faru, wanda ba wai kawai zai sa tsarin calendering, matsi, ƙera da vulcanization ba zai iya yin aiki yadda ya kamata ba, har ma zai haifar da lalacewar samfurin da aka gama, har ma yana iya haifar da samfurin farkon ƙarshen rayuwa. Saboda haka, haɗawa yana ɗaya daga cikin mahimman hanyoyin sarrafa roba.

 

　　3、Filin ajiye motoci

 

　　An kammala robar da ke cikin haɗawar, dole ne a sanya ta na tsawon lokaci mai dacewa, don haka nau'ikan ƙari iri-iri a cikin haɗa robar da aka warwatse gaba ɗaya, ƙarin roba sun warwatse daidai gwargwado, kwanciyar hankali na girman samfurin, matakin santsi na saman, matakin daidaito na kumfa suma sun fi kyau.

 

　　3、Zafin jiki

 

　　Kumfa na roba yana da matuƙar tasiri ga zafin jiki, irin wannan roba, tasirin kumfa ba iri ɗaya bane a yanayin zafi daban-daban, saboda tsarin kumfa da tsarin ƙura yana da tasiri ga zafin jiki na digiri daban-daban, tsarin yana canzawa, matakin daidaitawa na bambanci, tasirin kuma ya bambanta.

 

　　4, gyaran fuska

 

　　Kayayyakin roba masu kumfa waɗanda ke biyo baya sune gyaran fuska, gyaran fuska, gyaran farantin, da sauransu, bisa ga tsarin da ake buƙata na samfurin da aka gama, ƙayyadaddun bayanai, tsayi, girma, siffar, tauri, launi daban-daban, da kuma buƙatun musamman na zane-zane, zaku iya aiwatar da keɓancewa na musamman wanda ba na yau da kullun ba.