Filastik kayan aikin filastik wani abu ne wanda ake amfani da shi don ɗaukar hoto-resultant. Maimaitawa da ster sterigation tsari ne mai mahimmanci don shirya abinci mai zafi sosai. Koyaya, kayan kwalliyar jiki na fina-finai masu filastik suna iya yiwuwa ga lalacewar zafi bayan an yi masa zafi, yana haifar da abubuwan da ba a sansu ba. Wannan labarin nazarin mutane ne na yau da kullun bayan dafa abinci na jaka na babban-zazzabi, kuma yana gabatar da hanyoyin gwajin aikinsu, da fatan samun mahimmancin mahimmanci don ainihin samarwa.
Manyan zazzabi-zazzabi-zazzabi-zazzabi ingantaccen tsari ne wanda aka saba amfani dashi don nama, samfuran soya da sauran kayan abinci abinci. Gabaɗaya ne cakuda kuma ana iya adanar shi a zazzabi a daki bayan an mai tsanani da haifuwa a babban zazzabi (100 ~ 135 ° C). Resuntari-resortant-resistant abinci kunshin abu ne mai sauki, a shirye yake don cin jakar, hyggienic da dacewa, kuma zai iya kula da dandano na abincin, don haka masu son dandano suke ƙauna. Ya danganta da tsarin masarazation da kayan haɗe, kayan adon kayayyaki masu tsayayya da kaya na resulting jeraging jeraging daga rabin shekara zuwa shekaru biyu.
Tsarin mai rufi na girke-girke shine jakarwa jakar da take yi, bagging, secking da dumama sterilization, bushewa da sanyaya, da marufi. Dafa da dumama sterilization shine ainihin tsarin aiwatar da tsarin gaba daya. Koyaya, lokacin da kunshin kayan kwalliya da aka yi da kayan polymer - robobi, motsi sarkar sarkar ta karfafa bayan an mai zafi bayan an mai da zafi. Wannan labarin nazarin da aka bincika gama gari bayan dafa abinci na jaka-zazzabi, kuma yana gabatar da hanyoyin gwajin ayyukan su.
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Ana kunshi abinci mai tsayi-zazzabi sannan mai zafi kuma haifuwa tare da kayan marufi. Don cimma babban kayan jiki da kyawawan kayayyaki masu kyau, ana yin fannoni-mai tsayayya da kayan aikin da yawa. Abubuwan da aka saba amfani sun hada da PA, Pet, Al da CPP. Tsarin da ake amfani da shi na yau da kullun yana da yadudduka biyu na fina-finai biyu, tare da misalai masu zuwa (BOPA / CPP, PET / CPP, PET / PET / CPP, PET / PET / CPP, PET / PET / CPP) da fim / PA / Al / CPP). A cikin ainihin samarwa, matsalolin da suka fi dacewa sune wrinkles, jakunkuna da suka karye, abin da ya karye, iska da iska da wari bayan dafa abinci:
1). Akwai wasu nau'ikan wrinkling a cikin kwafawar jaka: a kwance ko a tsaye ko kuma wanda ba shi da kyau ko na yau da kullun akan kayan kwalin kaya; wrinkles da fasa a kan kowane hadari na hadari da talauci ƙetarensu; Shirin kayan kwalin kayan, da kuma shrinkage na hadari na hadari da sauran yadudduka na haɗe daban, tagogi. Jaka da aka karya sun kasu kashi biyu: fashewar kai tsaye da wrinkling sannan fashe.
2). -ALAMALIYAR FASAHA DA KYAUTA HUKUNCIN HUKUNCIN SAUKI DAGA CIKIN SAUKI. Har yanzu yana bayyana dvelation kamar yadda aka zana buloges a cikin sassan da ya jaddada, kuma ana iya rage karfin peeling, kuma yana iya zama a hankali hade da hannu. A cikin lokuta masu tsauri, an raba kayan haɗi a cikin babban yanki bayan dafa abinci. Idan dalla-dalla ya faru, da synergistic tilasta na jiki kaddarorin za su lalace sosai, kuma katangar jiki za ta shuɗe, da kuma abubuwan da ba zai yiwu ba a hadu da masana'antun.
3) .Sarci Lantarki na iska gabaɗaya yana da lokaci mai tsayi da daɗewa ba kuma ba shi da sauƙi don gano lokacin dafa abinci. A yayin rarraba samfurin da adana wuri, digiri na wuri na samfurin yana raguwa kuma a bayyane iska ya bayyana a cikin marufi. Sabili da haka, wannan matsalar mai inganci sau da yawa ta ƙunshi samfurori da yawa. Kayayyaki suna da babban tasiri. Abin da ya faru na zubar da iska yana da alaƙa da rauni mai rauni da mara kyau na huɗar jakar.
4). Odor bayan dafa abinci shima matsala ce mai inganci. The kamshin peculiar wanda ya bayyana bayan dafa abinci yana da alaƙa da wuce gona da iri a cikin kayan marufi ko zaɓi mara amfani. Idan ana amfani da fim PE azaman abin rufe ido na ciki na jakunkuna sama da 120 °, fim ɗin pe fim ɗin yana iya yiwuwa ga ƙanshi a yanayin zafi mai zafi. Saboda haka, RCPP an zaɓi RCPP azaman jakar na ciki na jaka.
2
Abubuwan da ke haifar da ingantattun wuraren da za su iya hadaddun kaya da kuma fannoni da yawa kamar hadaddun tsari, da kuma rakiyar aiwatarwa. Domin tabbatar da ingantaccen rayuwar abinci, wajibi ne a gudanar da gwaje-gwaje na dafa abinci akan kayan tattara kayan.
Matsakaicin na kasa ya yi amfani da jerin gwanon-resultratesabawan da ke tattare da shig / t10004-2008 "Babban fim ɗin filastik don maye gurbin GB / T 104-1998" Maimaita Princeplult Mafarki fina-finai da jakunkuna "da GB / t10005-1998 "Biaxally Oriedhered Polypropylene fim / low density polyethylene picsite fina-finai da jaka". GB / T 10004-2008 Propertives daban-daban na zahiri da kuma hanyoyin yin fannonin fina-finai da jaka, kuma ana buƙatar ɓarawon da aka sake ɗaukar saƙo mai tsayayya da jakar Media juriya. Hanyar ita ce cika jaka mai tsayayya da 4% na acium acium a cikin tukunyar dafa abinci mai tsayi, da zafi da kuma matsawa yayin da ake canzawa. Sannan bayyanar da, ƙarfin tenarfafa, elongation, elonging karfi da kuma severing karfi da kuma rage girman kai ana amfani da shi, kuma ana amfani da ƙimar juyawa don kimanta shi. Tsarin kamar haka:
R = (A) / A × 100
A cikin dabara, r shine ƙimar raguwa (%) na abubuwan da aka gwada, a shine matsakaicin darajar abubuwan da aka gwada shi kafin gwajin matsakaici na babban shuka; B shine matsakaicin darajar abubuwan da aka gwada bayan gwajin matsakaici mai tsauri. Abubuwan da ake buƙata na aikin sune: "Bayan manyan-zazzabi na Mata na Gwajin Gwaji na 80 ° C ko kuma ya rage karfin peeling a ciki ko kuma ya kamata a kashe karfi a cikin hutu, ya kamata farashin ya kasance ≤30%".
3
Ainihin gwajin akan injin din din din din din din din din din zai iya gano yadda ya zama ainihin aikin wasan kwaikwayon mai risasawa. Koyaya, wannan hanyar ba wai kawai tana ɗaukar lokaci ba, har ma an iyakance ta hanyar samarwa da yawan gwaje-gwajen. Ba shi da ƙarancin halin zama, babban sharar gida, da tsada mai tsada. Ta hanyar gwajin da ya sake ganowa don gano kaddarorin na mutum kamar kaddarorin na dinsila, karfin bel kafin da kuma bayan ringi, sake sakawa tsayayya da jakar karba za'a iya yanke hukunci. Gwaje-gwaje gwaje-gwaje gaba ɗaya suna amfani da nau'ikan abubuwan da ke ciki da kayan dimbin abubuwa. Gwajin dafa abinci ta amfani da ainihin abubuwan da ke cikin ainihi na iya zama kusa da ainihin yanayin samarwa kuma yana iya hana madadin ɗaukar kaya a cikin batutuwa. Don ana amfani da masana'antu na kayan aiki, ana amfani da su don gwada juriya da kayan marufi yayin aiwatar da samarwa kuma kafin ajiya. Gwajin dafa abinci yana da amfani kuma mai aiki. Marubucin yana gabatar da hanyar gwajin aikin na zahiri-resultant ta hanyar cika su da masu samar da abinci daga masana'antun guda uku daban-daban bi da. Tsarin gwajin kamar haka:
1). Gwajin dafa abinci
Kayan Aiki
Matakan gwada: A hankali saka 4% acetic acid a cikin jakar karar zuwa kashi biyu bisa uku na ƙarar. Yi hankali da lalata hatimi, don kada ku shafi azumin da aka rufe. Bayan cika, rufe jakunkuna tare da HST-H3, kuma shirya jimlar 12. A lokacin da sealing, iska a cikin jaka ya kamata a gaji kamar yadda zai yiwu a hana fadada iska yayin dafa abinci daga shafi sakamakon gwajin.
Sanya samfurin da aka rufe a cikin tukunyar dafa abinci don fara gwajin. Saita zazzabi dafa abinci zuwa 121 ° C, lokacin dafa abinci zuwa minti 40, samfurori 6, kuma tafasa samfurori 6. A lokacin gwajin dafa abinci, kula da canje-canje ga canje-canje a cikin iska da zazzabi a cikin tukunyar dafa abinci don tabbatar da cewa ana kiyaye zafin jiki a cikin kewayon saiti.
Bayan an kammala gwajin, sanyi zuwa zazzabi a ɗakin, ku fitar da shi ku lura da jaka, da sauransu # da sauransu # da sauransu # da sauransu. A farfajiya na 3 # samfurin ba shi da laushi bayan dafa abinci, kuma gefuna sun yi wa digiri daban-daban.
2). Kwatanta abubuwan da ke cikin ƙasa
Theauki jaka na rufi kafin da bayan dafa abinci, yanke samfuran samfurori na 15mm × 15mm a cikin yanayin magana 23 ± 2 ℃ da 50 ± 10% RH. An yi amfani da XLW (PC) na'urar gwaji na gargajiya na hankali don gwada karfin gwagwarmaya da elongation a karya karkashin yanayin 200m / min.
3). Gwaji
A cewar hanyar da ke GB 8808-1988 "Hanyar gwajin bawo don m kayan filastik", yanke samfurin tare da nisa daga 15 ± 0.1mm da tsawon 150mm. Takeauki samfurori guda biyar kowane a kwance da kuma hanyoyin tsaye. Pre-kwasfa cakuda Layer tare da tsawon tsari, saka shi cikin XLW (PC) Peeling Soja mai hankali da karfe 300mt / min.
4). Zafi na sefita
A cewar GB / T 2358-1998 "Hanyar da aka shirya a cikin sutturar ta lantarki ta hanyar samfurin lantarki, a bude shi a cikin samfin mai lantarki a cikin lokacin da ake amfani da samfurin lantarki a cikin yanayi na lantarki (PC) ya ƙare a cikin samfin na 300mm / min, kuma an ƙididdige matsakaicin nauyin guda na lantarki Bisa ga Juriya da Yuficricculs a GB / T 10004-2008.
Taƙaita
Ana samun wadataccen abinci mai tsayayya da masu amfani da su saboda dacewa da su a ci da adanawa. Don magance ingancin abubuwan da ke ciki da hana abinci daga cikin nutsuwa, kowane mataki na babban tsarin tsari yana buƙatar kulawa da hankali.
1. Za a yi jaka mai tsayi na zazzabi mai yawa da kayan da suka dace dangane da abun ciki da tsarin samar da kayayyaki. Misali, CPP ana zabe shi kamar yadda ke rufe Layer na tsakiya-zazzabi; Lokacin lokacin da ake amfani da jakunkuna waɗanda ke ɗauke da abubuwan tattarawa don shirya acid da abin da ke cikin alkaline, ya kamata a ƙara jingina ga acid da alkali na alkali; Kowane faifai Layer zafi mai ƙyalli ya kamata ya zama daidai ko kama da ya guji warping ko ma yin watsi da kayan bayan dafa abinci saboda ƙarancin kayan zafi.
2. Dalilin sarrafa tsarin hadari. Babbar zazzabi mai zafi mai yawa yana amfani da hanyar bushewar kayan bushewar. A cikin tsarin samar da fim, ya zama dole don zaɓar tasirin da ya dace da kuma ingantaccen tsari, da kuma sarrafa yanayin kawar da mawuyacin wakili da kuma magance wakili mai amsa sosai.
3. Babban zazzabi mai tsauri shine mafi tsananin tsari a cikin kayan marufi na jaka na babban zazzabi. Don rage abin da ya faru na matsalolin ingancin tsari, dole ne a sake yin amfani da jaka masu inganci sosai kuma dole ne a bincika jaka a kan ainihin yanayin samarwa da lokacin amfani da lokacin samarwa. Duba ko bayyanar kunshin bayan dafa abinci yana da ɗakin kwana, wrinkled, an lalata shi, ƙarfin sefensenarfin ƙasa, da sauran abubuwan da ake buƙata) ya cika buƙatun, da sauransu.
Lokaci: Jan-18-2024
