Don na gabaɗaya - robobi na gaba ba tare da ƙarin abubuwan hana wuta ba, ana iya amfani da skru na yau da kullun{1}}; kawai zaɓi diamita mai dacewa bisa ga ɗanƙoƙin narkewa. Koyaya, don robobi tare da kaddarorin musamman, samfura na musamman, ko robobi tare da sifofin granule na musamman, dole ne a yi amfani da sukurori na musamman. Gabaɗaya -Maƙasudin sukukuwa sun yi ƙasa da ƙwararrun screw dangane da yin robobi da amfani da wutar lantarki na wani robobi. A ƙasa akwai cikakken gabatarwar zuwa nau'ikan sukurori na musamman waɗanda aka kera don samfura da buƙatu na musamman.
PC Specialized Screw: PC babban - danko ne, robobi ba{1}}crystalline ba tare da rashin iya kwarara. Yana da saurin lalacewa a ƙarƙashin dumama mai tsayi, yana da babban ƙarfin ciyarwa, yana da wuyar narkewa, kuma yana da saurin toshewa. Yana buƙatar babban zafin abu da babban allura{4}matsi, yana da kunkuntar kewayon sarrafa zafin kayan abu, kuma iyawar sa bai kai PMMA ba.
An yi dunƙule da babban ƙarfe mai girma da aka shigo da shi{0}}tare da cikakken jiyya mai taurin gaske, yana jure babban juzu'i da tasiri mai girma{1}. Yana da juriya -, yana da filaye na lantarki don juriyar lalata, da kuma santsi, mara - saman don rage mannewa da lalacewa. Ana aiwatar da cikakken tsarin a hankali don hana tari mai mannewa yadda ya kamata. Yana da ƙarancin ƙirar ƙira da ƙarancin zafi. Gabaɗaya, ana amfani da ƙanana zuwa matsakaicin diamita, kuma yana da kyau a gyare-gyaren PCABS+PCPP{10}}R da harshen wuta{11}}ABS. Hakanan yana iya ƙera robobi na gabaɗaya da samfuran PMMA na yau da kullun, amma tasirin haɗakar launi ba shi da kyau. Idan an ƙara foda mai launi a cikin filastik, ana buƙatar ƙaƙƙarfan launi na al'ada{15}
Don gyare-gyaren ƙwaƙƙwarar bakin ciki a cikin masana'antar, muna ba da rage diamita da raguwar tsayi, ƙara matsa lamba na allura zuwa sama da 3000 kgf/cm, da gyara naúrar allura ta gaba (za'a iya mayar da ita zuwa asalinta bayan an gyara).
PMMA{0} takamammen dunƙule: PMMA shine babban{1}}waɗanda ba dankowa ba- filastik crystalline tare da kaddarori masu ƙarfi da tauri, ƙarfin ciyarwa mai ƙarfi, narkewa mai wahala, toshewa mai sauƙi, juzu'i, da ƙasƙanci mai sauƙi. Yana da ɗan ƙaramin rashin ƙarfi kuma yana buƙatar babban zafin abu da allura mai ƙarfi. Yana da fadi da kewayon daidaita zafin jiki na kayan abu da kyakkyawan aiki.
CP da CA acidic dunƙule majalisai: La'akari da sosai m yanayi na acidic robobi kamar CP da CA, dunƙule, narke ganga, da sauran plasticizing sassa an tsara musamman dangane da tsari da surface jiyya. Ƙungiyar dunƙulewa tana da juriya mai kyau na lalata. Ana ba da shawarar yin amfani da ganga bimetallic don juriya na lalata.
PVC{0} takamaiman sukurori. Ana iya raba filastik filastik zuwa nau'ikan granular da foda. Yana da matukar damuwa ga zafin jiki da sauƙi bazuwa, tare da babban danko da lalata mai ƙarfi. Tsarin dunƙule yana da halaye biyu: saman dole ne ya zama chrome{4}}; kuma babu zoben raba ko masu raba.
