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Modification of calcium carbonate

 

Calcium carbonate mai nauyi zai iya ƙara yawan samfuran filastik, rage farashi, inganta taurin kai da taurin kai, rage raguwar samfuran filastik, da haɓaka kwanciyar hankali; inganta aikin sarrafa robobi, inganta juriya na zafi, inganta astigmatism na robobi, anti- A lokaci guda, yana da tasirin gaske akan tasirin toughening na ƙarfin tasiri da kuma kwararar danko yayin tsarin hadawa.

Kayan aikin injiniya

Calcium carbonate an yi amfani dashi azaman filler inorganic a cikin cika filastik shekaru da yawa. A da, ana amfani da sinadarin calcium carbonate gabaɗaya azaman filler don babban dalilin rage farashi, kuma ya sami sakamako mai kyau. A cikin 'yan shekarun nan, tare da amfani mai yawa a cikin samarwa da kuma yawan adadin bincike, yana yiwuwa kuma a cika babban adadin calcium carbonate ba tare da rage yawan samarwa ba.

Bayan cika da calcium carbonate, saboda yawan taurin calcium carbonate, za a inganta taurin da taurin samfuran filastik, kuma za a inganta kayan aikin injiniya. An inganta ƙarfin ƙwanƙwasa da ƙarfin sassauƙa na samfurin, kuma an inganta ƙarfin na'urar roba na samfurin filastik. Idan aka kwatanta da FRP, ƙarfin ƙarfinsa, ƙarfin ƙwanƙwasa da ƙwanƙwasawa kusan iri ɗaya ne da na FRP, kuma yanayin zafin nakasar zafi gabaɗaya ya fi FRP, abin da kawai ya fi ƙasa da FRP shine ƙarancin tasirin tasirinsa, amma ana iya shawo kan wannan rashin lahani ta hanyar ƙara ɗan gajeren fibers na gilashi.

Don bututu, cike da calcium carbonate na iya haɓaka da yawa daga cikin alamominsa, kamar ƙarfin ƙarfi, ƙarfin ƙarfin ƙarfe na ƙarfe, ƙarfin tasirin tasiri, kwararar ɗanɗano, juriya mai zafi, da sauransu; amma a lokaci guda zai rage yawancin alamun taurin sa, Irin su elongation a lokacin hutu, fashewa mai sauri, ƙarfin tasiri na katako mai goyan baya kawai, da dai sauransu.

Ayyukan thermal

Bayan ƙara filler, saboda kyakkyawan kwanciyar hankali na alli carbonate, ƙimar haɓakar haɓakar thermal da raguwar ƙimar samfuran za a iya rage su ta hanya ɗaya, sabanin fiber gilashin da ke ƙarfafa thermoplastics, waɗanda ke da ƙimar raguwa daban-daban a fannoni daban-daban. Bayan haka, ana iya rage wargin da curvature na samfurin, wanda shine mafi girman fasalin idan aka kwatanta da filler fiber, kuma zafin nakasar thermal na samfurin yana ƙaruwa tare da haɓakar filler.

aikin rediyo

Filler yana da takamaiman ikon ɗaukar haskoki, kuma gabaɗaya na iya ɗaukar 30% zuwa 80% na haskoki na ultraviolet da ya faru don hana tsufa na samfuran filastik.


Lokacin aikawa: Oktoba-27-2022
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Modification of calcium carbonate

Calcium carbonate an yi amfani dashi azaman filler inorganic a cikin cika filastik shekaru da yawa. A da, ana amfani da sinadarin calcium carbonate gabaɗaya azaman filler don babban dalilin rage farashi, kuma ya sami sakamako mai kyau. A cikin 'yan shekarun nan, tare da amfani mai yawa a cikin samarwa da kuma yawan adadin binciken bincike, cike babban adadin calcium carbonate kuma ba zai iya rage yawan aikin samfurin ba, har ma da inganta wasu bangarori, irin su kayan aikin injiniya, kayan zafi, da dai sauransu.
A cikin ainihin tsarin amfani, ba a haɗa sinadarin calcium carbonate gabaɗaya zuwa cikin filastik ba. Domin yin calcium carbonate a ko'ina tarwatsa a cikin filastik da kuma taka rawa wajen inganta aikin, da surface kunnawa jiyya na calcium carbonate dole ne a farko da za'ayi.

Dangane da tsarin gyare-gyare da kuma buƙatun aiki na samfurin filastik na ƙarshe, an zaɓi calcium carbonate tare da wani nau'in nau'in ƙwayar cuta, da farko an kunna shi kuma a bi da shi tare da wakilai masu taimako irin su wakili mai haɗawa, mai watsawa, mai mai, da dai sauransu, sa'an nan kuma an ƙara wani adadin resin mai ɗaukar kaya don haɗuwa daidai. Dunƙule extruder zuwa extrude da granulate don samun calcium carbonate film masterbatch. Gabaɗaya, abun ciki na alli carbonate a cikin masterbatch shine 80wt%, jimlar abun ciki na ƙari daban-daban shine kusan 5wt%, kuma guduro mai ɗaukar nauyi shine 15wt%.
Bugu da ƙari na calcium carbonate na iya rage yawan farashin robobi

Calcium carbonate yana da yawa sosai kuma shirye-shiryensa yana da sauƙi, don haka farashin yana da arha. Dangane da kayan aiki na musamman don bututu, farashin polyethylene (tare da carbon baƙar fata) a gida da waje yana da yawa, kuma farashin ya bambanta da calcium carbonate. Ƙarin ƙarar carbonate na calcium zuwa filastik, ƙananan farashi.

Tabbas, calcium carbonate ba za a iya ƙara har abada ba. Idan aka yi la'akari da taurin samfuran filastik, yawan adadin calcium carbonate ana sarrafa shi gabaɗaya a cikin 50wt% (bayanan da masana'antun kebul carbonate suka bayar). Don samar da bututun filastik da karfe-roba, robobi sune manyan kayan da ake amfani da su, kuma rage farashin robobi ba shakka zai rage yawan farashin da ake samarwa kuma yana da fa'ida wajen inganta riba.


Lokacin aikawa: Oktoba-09-2022
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