Labaran Kamfani

1. Yawan dangi/rabo

Yawan da ake buƙata yana nufin yawan kamfanin sinadarai.

Rabon yana nufin rabon yawan sinadarin sinadarai da yawan ruwa.

2. Zafin tururi da kuma yawan matsi

Zafin tururin ruwa shine adadin da kowanne gram na filastik ke sha (cm³/g), kumamatsawashine rabon girma ko zafin tururi tsakanin foda na electrostatic da ɓangaren filastik (ƙimarsa koyaushe ta wuce 1). Duk ana iya amfani da su don fayyace girman ɗakin fitar da fim ɗin. Babban ƙimar ƙimar da aka saba tana nuna cewa girman ɗakin fitar da iska ya kamata ya zama babba. A lokaci guda, yana kuma nuna cewa foda na electrostatic yana da yawan famfo na iska, bututun fitar da iska yana da wahala, lokacin ƙera shi yana da tsawo, kuma ingancin samarwa yana da ƙasa. Akasin haka gaskiya ne idan zafin tururi ƙarami ne, kuma yana da kyau don matsi da iyakancewa.

3.Sha ruwa

Shakar ruwa yana nufin matakin narkewar filastik da kuma shan ruwa. Hanyar aunawa ita ce a fara busar da samfurin sannan a auna shi. Bayan an jiƙa shi a cikin ruwan na tsawon kwana 24 ko biyu, a cire shi a sake auna shi, sannan a ƙididdige kashi da aka ƙara wa adadin, wanda shine shakar ruwa. jima'i.

4. Aiki

Ikon filastik na cike rami a ƙarƙashin zafin jiki da matsin aiki ana kiransa aiki. Ita ce babbar ma'auni ta babbar fasahar sarrafawa da ake la'akari da ita lokacin da aka yi tambari. Sabon aiki mai sauƙin samar da walƙiya da yawa, cike ramin ba shi da yawa, sassan filastik suna rarrabawa ba tare da wani tsari ba, ana tattara resin epoxy da fillers daban-daban, suna da sauƙin mannewa da mold, fitar da mold da ƙarewa yana da wahala, tauri ƙasa yana da wuri da sauran rashin amfani. Duk da haka, idan aikin ya ƙanƙanta, cikawar ba ta da sauri, ba ta da sauƙin samarwa, kuma matsin lamba na samarwa ya yi yawa. Saboda haka, aikin amfani da robobi ya yi daidai da ƙa'idodin sassan filastik, hanyoyin samar da kayayyaki da ƙa'idodin samar da kayayyaki.

5. Sifofin ƙasa mai tauri

Ana canza elastomer ɗin polyurethane zuwa yanayin da ke da danshi a ƙarƙashin dumama da damuwa a duk lokacin da ake yin sa. Yayin da aikin ke faɗaɗa, ramin yana cikewa, kuma a lokaci guda, danshi na aldol yana faruwa. Yawan haɗin gwiwa yana ci gaba da ƙaruwa, kuma aikin yana da sassauƙa. Injin yin sa ne mai sarrafa kansa wanda ke ragewa da bushewar kayan da aka narke a hankali. Lokacin da ake yin tambari, saurin yin sawu mai tauri yana da sauri, kuma kayan da ke da ayyukan jigo na ɗan lokaci ya kamata su yi taka tsantsan don sauƙaƙe ciyarwa, lodawa da sauke abubuwan da aka saka, da zaɓar ingantattun ƙa'idodin yin sawu da ayyukan gaske don guje wa karkatar da tauri ko tauri da wuri. Rashin isasshen tsari, wanda ke haifar da ƙarancin ƙera sassan filastik.

6.Danshi da Abubuwan Halitta Masu Sauyawa

Duk nau'ikan robobi suna da matakai daban-daban na danshi da mahaɗan halitta masu canzawa. Idan ya yi yawa, aikin yana faɗaɗa, yana da sauƙin cikawa, lokacin juriya yana da tsawo, yana rage faɗaɗawa, kuma yana da sauƙin samar da tsarin raƙuman ruwa, faɗaɗawa da matsewa da sauran rashin amfani da illoli. Ayyukan injiniyan injiniya da lantarki na sassan filastik. Duk da haka, lokacin da robobi ya yi sauƙi, zai kuma haifar da ƙarancin aiki da wahalar samuwar su. Saboda haka, ya kamata a dumama robobi daban-daban kamar yadda ake buƙata. Yana da sauƙi a dumama kayan da ƙarfi wajen shan ruwa, musamman a lokacin danshi, koda kuwakayan da aka mai zafiya kamata a guji shi. Sha danshi

7.Mai da hankali kan zafi

Roba mai saurin zafi yana nufin wasu robobi waɗanda suka fi sassauƙa don zafi. Idan suka haɗu da zafi a yanayin zafi mai yawa, lokacin ya fi tsayi ko kuma ɓangaren buɗewar abinci ya yi ƙanƙanta. Idan ainihin tasirin yankewa ya yi yawa, ƙaruwar zafin mold yana iya haifar da canza launi, depolymerization, da tsagewa. Robobi masu irin wannan halaye ana kiransu robobi masu saurin zafi.

8. Rage yawan ruwa

Wasu robobi (kamar polycarbonate) ma suna da ƙaramin adadin ruwa, amma za su rarrabu a ƙarƙashin yanayin zafi mai yawa da matsin lamba mai yawa. Wannan nau'in aikin ana kiransa da rashin jin daɗin ruwa, kuma yana da sauƙi a dumama shi tun da wuri.

9.Sha ruwa

Roba ta yi hasashen cewa saboda akwai nau'ikan ƙari iri-iri waɗanda ke sa su sami matakan kusanci daban-daban ga ruwa, ana iya raba robobi zuwa nau'i biyu: sha danshi, mannewa danshi, da rashin hygroscopicity kuma yana da wahalar mannewa da ruwa. Ana tsammanin cewa ana sarrafa abun da ke cikin danshi a cikin kewayon da aka yarda, in ba haka ba danshi zai zama tururi a ƙarƙashin zafin jiki mai yawa kuma matsin lamba mai yawa ko kuma ainihin tasirin amsawar hydrolysis ya faru, wanda zai sa resin epoxy ya kumfa, rage aikinsa, kuma ya rasa bayyanar da ayyukan injiniyan injiniya da lantarki. yana da kyau. Saboda haka, ana dumama robobi masu sha ruwa ta hanyar hanyoyin dumama da ƙa'idodi masu dacewa kamar yadda ake buƙata, kuma ana amfani da shigar da infrared kai tsaye don guje wa sake shan danshi yayin amfani.

10.Numfashi

Numfashi yana nufin aikin watsa tururi na fim ɗin filastik ko allon filastik

11.Darajar narkewar ma'aunin

Ma'aunin Melt (MI) ƙima ce ta yau da kullun da ke nuna ayyukan kayan filastik yayin samarwa da sarrafawa.

12.Ƙarfin tensile/tsawowar tsagewa

Ƙarfin tauri yana nufin adadin ƙarfin da ake buƙata don shimfiɗa kayan filastik zuwa wani mataki (kamar iyakar yawan amfanin ƙasa ko wurin fashewa). Gabaɗaya ana nuna shi da jimlar yankin kowace kamfani. Kuma kashi na tsawon bayan an ja tsawon zuwa tsawon asali shine tsawaita tsagewa.

13.Ƙarfin matsi mai ƙarfi

Ƙarfin matsewar ƙuraje shine ikon robobi don tsayayya da ƙuraje.

14.Ƙarfin matsi mai tasiri

Ƙarfin matsewa yana nufin kuzarin motsi da filastik zai iya ɗauka lokacin da ƙarfin waje ya shafe shi.

15.Ƙarfi

Yawancin lokaci ana nuna ƙarfin robobi na gama gari ta hanyoyi biyu na dubawa, taurin Rockwell da taurin Somo. A lokacin, ana amfani da Shao's A sau da yawa don auna robobi masu laushi, kamar TPE da sauran polyurethane elastomers ko roba mai laushi, da sauransu; An yi amfani da Shao's D don auna robobi masu tauri, kamar robobi na gama gari da wasu robobi na injiniya, kuma yawancin injiniyan da ke da babban aiki ya kamata a auna robobi na aikin injiniya ko robobi masu tauri ta hanyar Rockwell.

16.Zafin zafi yana murƙushewa

Zafin murƙushewar zafi shine zafin da kayan gwajin filastik ɗin ke da ƙarfi har zuwa matakin matsin lamba da zafin aiki.

17.Juriyar zafin jiki mai tsayi na dogon lokaci

Juriyar zafin jiki mai tsawo na dogon lokaci yana nufin juriyar zafin jiki na kayan filastik a cikin aikace-aikacen dogon lokaci.

18.Halin juriya ga sinadaran

Halin maganin da ke jure wa narkewar abinci yana nufin sauye-sauyen nauyi, girma, ƙarfin tauri da kuma tsawaita kayan filastik bayan an nutsar da su a cikin wani sinadari na halitta a zafin jiki na tsawon lokaci. Ƙaramin bambancin kwayoyin halitta yana nuna kyakkyawan canjin Dielectric mai kyau.

19.Juriyar Tsufa

Juriya ga tsufa na nufin juriyar kayan filastik ga haɗarin hasken rana, zafi, iska, iska da ruwan sama a cikin muhallin halitta na waje, wanda ke haifar da canje-canje masu tsanani da lalacewa.

20.Tsabta

Haske yana nufin watsa haske na robobi a cikin yankin haske da ake iya gani. Ana iya raba robobi zuwa watsa haske, bayyanawa da kuma rashin haske bisa ga matakin wucewar haske.

21.santsi

Santsi yana nufin matakin gilashin madubi wanda yayi kama da na sinadarai da zasu iya haskaka haske. Santsi mai kyau yana nufin hasken saman sinadarai.

22.Layer ɗin rufewa yana lalata ƙarfin aiki

Voltage ɗin aiki na lalata Layer mai rufi shine ƙarfin aiki wanda ke ƙara babban bambanci mai yuwuwa ga yanki na gwaji don isa ga lalata ƙarfin dielectric, wanda aka raba ta da ƙimar (Kv/mm) na nisan da ke tsakanin electrodes guda biyu (kauri na yanki na gwaji).

23.zafin haɗuwa

Ana kuma kiran zafin haɗuwa da zafi na narkewa da tururi, wanda shine kuzarin motsi da ake buƙata don haɗawa ko narkewa da lu'ulu'u na lu'ulu'u na lu'ulu'u. Wannan ɓangaren na kuzarin motsi ana amfani da shi don narke tsarin lu'ulu'u na kayan polymer. Saboda haka, lokacin da aka sarrafa lu'ulu'u na lu'ulu'u ta hanyar ƙera allura, yana buƙatar ƙarin kuzarin motsi don isa ga takamaiman zafin narkewa fiye da lokacin da aka sarrafa lu'ulu'u mai amorphous ta hanyar ƙera allura. Babu buƙatar zafi na narkewa da tururi.

24.takamaiman zafi

Takamaiman zafin shine adadin zafi da ake buƙata lokacin da zafin kayan aikin kamfanin ya ƙaru da digiri 1 [J/kg.k].

25.Yaɗuwar zafi

Yaɗuwar zafi yana nufin saurin da ake tsammanin za a canja wurin zafin jiki a cikin kayan dumama. Ana kuma kiransa da ma'aunin canja wurin zafi. Darajarsa ita ce adadin zafi (takamaiman zafi) da narkewar kayan da ake buƙata lokacin da zafin kayan masarufi masu inganci na kamfani ya tashi da digiri 1. An zaɓi ƙimar zafi (ma'aunin canja wurin zafi). Matsin aiki ba shi da illa ga ma'aunin watsa zafi, amma zafin jiki yana da matuƙar illa.