Abincin da aikace-aikace na takardar gyara

Sheet da aka gyara fili yana nufin gudummawa ga Polyester da ba a tantance ba, wakilin sakin jiki, mai saukarwa, da sauransu. Wannan takarda yafi bayyana wani a takaice da a taƙaice da aikace-aikacen SMC.

Sheoke mai gyara ra'ayi

SMC ta hada da gudummawa da ba a sansu ba, wakili na Crosslinking, Fillel, Thickerener, Sanarwar Gilashin, Fiber Gilashi, da Polymerization Inhibitor. Daga gare su, rukuni na farko na farko musamman suna samar da tsarin kayan don samfurori da karuwa. Kungiyoyi huɗu na ƙarshe sune galibi don kaddarorin da suka karu da danko, juriya na lalata, rufi, da kwanciyar hankali na samfurin.

1 Polyester da ba a bayyana shi ba a resins yawanci daga ruwan acidboxylic acid (ko anhydrides), acid dufhboxylic acid (ko anhydrides), da polyols. Yana da wasu kayan aikin injin da ƙarfi, da ƙarfin ciki shine uniform. Wakilin Crosskinking shine galibi Styrene. Bayan wadannan biyun suna da alaƙa, su ne manyan kayan don magance filastik na samfurin, wanda ya taka rawa, tallafi, ma'auni, daidaituwa, daidaituwa.

2. Mai gabatarwa yana haifar da resin da kuma tsallakewa don warkarwa da tsari a cikin tsarin resin. Aikinsa shine yafi don yin guduro da kuma haɗin gwiwar biyu a cikin haɗin haɗin da aka haɗa kamar na Styrene Clolymerize don a kafa SMC za a iya karfafa shi kuma an kafa SMC a cikin kurga.

3. Filler ya mamaye sama da kashi ɗaya bisa uku na takardar zanen wurin da aka gyara kuma zai iya daidaita danko da keɓaɓɓen fili. Gabaɗaya yana buƙatar samun halayen ƙananan nauyi, ƙimar ƙimar mai, ƙarancin pores, juriya, da juriya. Abubuwan da aka saba amfani da su na gama gari sune Caco3, Al (o (oh) 3, da sauransu.

4. Thickeners sun ba SMC babban danko, dukiya mara kyau. A shirye-shiryen takardar da yawa da yawa mahimmin danko yana buƙatar karancin danko na resin don sauƙaƙe impregnation fiber da filler ta hanyar guduro. Da kuma matsawa da matsawa yana buƙatar ingantaccen danko. Sabili da haka, ya zama dole don ƙara Thickener kafin tsari mai amfani don sauya ƙarancin danko na fitilar fiber wanda ba m.

5. Wakilin saki yana hana hoton da aka gyara daga samun kusanci da m mold surface. Wakilin saki na iya hana polyester da aka tattara daga ma'amala tare da farfajiya na m karfe da kuma a cikin aikin filastik na cakuda. Mafi yawan mai kitse mai tsawo ko salts yana wakiltar zurfin zinc steaate. Amfani da yawa zai rage rage aikin samfurin. Asusun Binciken Umarni na 1 ~ 3% na jimlar samfurin don tabbatar da ingancin samfurin.

6. Gilashin Gilashin na iya haɓaka juriya da juriya da kuma rufin allo na SMC. Sheetin da aka gyara da aka gyara yawanci yakan zabi yankakken yankakken gilashin saman na a matsayin kayan ƙarfafa. Amfani da yawa da yawa zai sanya samfurin maɗaukaki, da kuma amfani da ƙananan ƙananan kashi ba zai sami ingantaccen tasiri akan samfurin ba. Amfani da janar ya kusan 20%. Ta wannan hanyar, samfurin zai iya biyan sau biyu a lokaci guda na hanyoyin tasirin ƙarfi da matsawa.

7. Inhibitor yana haɓaka kwanciyar hankali na SMC da tsawan lokacin ajiya. Tunda Styrene Styrene zai bazata sannu a hankali, yana haifar da polymerization na guduro mai tsadewa mai narkewa da tsinkayen polymerization) na iya rage gudu lokacin ajiya na Styrene da tsawan lokacin ajiya. Masu hana su ne yawanci Benzoquines da ƙwayoyin Phenalol Phenalol-Phenalol.

Aikace-aikace na takardar gyara samfuran

SMC yana da fa'idodi na kyakkyawan aikin lantarki, masu ƙarfi na lalata, nauyi, mai sauƙi kuma mai sauƙin ƙira, da sauransu. Kayayyakin kayan aikinsu suna daidai da wasu kayan ƙarfe. Sabili da haka, ana amfani dashi sosai a cikin fannoni takwas kamar masana'antu na mota, motocin jirgin ƙasa, gini, kayan aikin lantarki, da sadarwa (Table 1).

Daga cikin su, a farkon matakin, an yi amfani dashi sosai a cikin allon rufe allon a fannonin gini, kayan aikin lantarki, da sadarwa, da fasaha ta manyanta. An yi amfani da shi a masana'antar kera motoci don maye gurbin ɓangaren ƙarfe da kayan aluminium na jiki don rage nauyin motar.

A ƙarƙashin tushen ceton kuzarin na yanzu da haɓakar motocin makamashi, fasahar kayan aiki ta ci gaba da haɓaka ga nauyi da inganci. Har zuwa yanzu, ana iya ganin aikace-aikacen kayan SMC a ko'ina a rayuwar yau da kullun. An nuna shi ta hanyar sadarwa mara waya, abubuwan fashewa - abubuwan fashewa - kayan rufin ƙasa, kayan rufewa, ɗakunan wanka, da wuraren dogo, da wuraren tsere.

Tebur 1 Manjoji takwas da filayen ɓangarorin SMC

Taƙaita

Polyester da ba a tantance ba, wakili na Croslink, kuma Filler a cikin takardar zanen da aka gyara don samfurin da ƙara ƙarfin tsarin. Thickerener, saki wakili, fiber gilashin, da polymerization mai hana a kara danko, juriya, rufi, da kwanciyar hankali ga samfurin. An yi amfani da irin waɗannan samfuran a cikin manyan filayen ciki har da masana'antar masana'antar da motocin jirgin ƙasa. A karkashin bango yanzu na kiyayewa na zamani, kare muhalli, da ƙarancin masana'antu, masana'antar kera motoci ta gabatar da gaba mafi girma da kuma mafi girman buƙatun SMC. Wanda shine babban karfin iko don ci gaban fasahar SMC.

Yi amfani daHyaddraulic comple inji injinDon latsa takardar mai gyara abubuwa. Zhengxi kwararru neMasana'antar latsa na Hydraulic a China, samar da hanyoyin da suka dace. Tuntube mu don samun cikakkun bayanai.