Takardar Polyethylene PE1000 - Mai juriya ga lalacewa ta UHMWPE
Takaitaccen Bayani
Takardar Polythylene PE 1000 wacce aka fi sani da UHMW, ko UHMWPE, ɗaya ce daga cikin shahararrun robobi na injiniyanmu. Yana ba da juriya mai kyau ga gogewa, sinadarai, tasiri da lalacewa, kuma yana ba da ƙarancin ƙarfin gogayya. UHMW kuma ba shi da guba, ba shi da wari, kuma yana da juriya sosai ga gurɓatawa.
Ana amfani da takardar filastik ta UHMW a matsayin abin da ake sakawa a jiki, jagororin sarka da kuma sassan canza kaya, kuma sananniyar filastik ce ta injiniya a fannin sarrafa abinci da ayyukan kwalba. Ana kuma amfani da takamaiman matakan PE1000 a aikace-aikacen sarrafa kayan da yawa don yin layi a kan bututun shara, hoppers da manyan motocin shara, wanda ke taimakawa wajen inganta kwararar kayayyaki da kuma hana yin kitso da kuma yin kitso.
Sigogi
| A'a. | Abu | Naúrar | Tsarin Gwaji | Sakamako |
| 1 | Yawan yawa | g/cm3 | GB/T1033-1966 | 0.91-0.96 |
| 2 | Ƙuntatawar ƙera % | ASTMD6474 | 1.0-1.5 | |
| 3 | Ƙarawa a lokacin hutu | % | GB/T1040-1992 | 238 |
| 4 | Ƙarfin tauri | Mpa | GB/T1040-1992 | 45.3 |
| 5 | Gwajin taurin shiga ƙwallon 30g | Mpa | DINISO 2039-1 | 38 |
| 6 | Taurin Rockwell | R | ISO868 | 57 |
| 7 | ƙarfin lanƙwasawa | Mpa | GB/T9341-2000 | 23 |
| 8 | Ƙarfin matsi | Mpa | GB/T1041-1992 | 24 |
| 9 | Yanayin tausasawa mai tsauri. | ENISO3146 | 132 | |
| 10 | Takamaiman zafi | KJ(Kg.K) | 2.05 | |
| 11 | Ƙarfin tasiri | KJ/M3 | D-256 | 100-160 |
| 12 | watsa zafi | %(m/m) | ISO11358 | 0.16-0.14 |
| 13 | halayen zamiya da ma'aunin gogayya | ROBA/KARFE (Rigar) | 0.19 | |
| 14 | halayen zamiya da ma'aunin gogayya | ROBA/KARFE (BUSHE) | 0.14 | |
| 15 | Taurin bakin teku D | 64 |
Siffofi
1. Inganta juriyar lalacewa. Ɗaya daga cikin mafi kyawun halaye na polyethylene na UHMW shine juriyar gogewa mai matuƙar yawa, wanda yake da matuƙar amfani a aikace-aikacen injiniya da yawa. Daga cikin dukkan robobi, juriyar lalacewa ita ce mafi kyau, har ma juriyar lalacewa ta yau da kullun na kayan ƙarfe da yawa (kamar ƙarfen carbon, bakin ƙarfe, tagulla, da sauransu) ba ta da kyau kamar ta. Yayin da nauyin ƙwayoyin polyethylene ke ƙaruwa, kayan yana ƙara juriyar lalacewa.
2. Juriyar tasiri mai matuƙar yawa. Ƙarfin tasirin polyethylene mai nauyin ƙwayoyin halitta mai matuƙar yawa yana da alaƙa da nauyin ƙwayoyin halitta. Lokacin da nauyin ƙwayoyin halitta ya ƙasa da miliyan 2, ƙarfin tasirin yana ƙaruwa tare da ƙaruwar nauyin ƙwayoyin halitta, kuma ya kai kololuwa kusan miliyan 2. Bayan kololuwa, ƙarfin tasirin yana ƙaruwa tare da nauyin ƙwayoyin halitta. Wannan saboda sarkar ƙwayoyin halitta ba ta da kyau kuma tana hana ɗaukar hoto, don haka akwai babban yanki mara tsari a cikin macromolecule, wanda zai iya shan babban kuzarin tasiri.
3. Ƙarancin ƙarfin gogayya. UHMWPE yana da juriya sosai ga lalacewa, yana da ƙarancin ƙarfin gogayya da kuma kyakkyawan man shafawa, kuma abu ne mai kyau don ɗaukar bushings, sliders da linings.
Amfani da polyethylene mai nauyin kwayoyin halitta mai matuƙar yawa a matsayin ɓangaren gogayya na kayan aikin ba wai kawai zai iya inganta rayuwar da ke jure lalacewa ba, har ma yana adana kuzari.
4. Kyakkyawan juriya ga sinadarai. Polyethylene mai nauyin kwayoyin halitta mai matuƙar yawa yana da kyakkyawan juriya ga lalata sinadarai. Banda sinadarin nitric mai yawa da kuma sinadarin sulfuric mai yawa, ba zai lalace a cikin dukkan ruwan leda da kuma ruwan acid ba, kuma ana iya amfani da shi a cikin sinadarin hydrochloric mai yawa a zafin jiki (80°C, Hakanan yana da karko a cikinsinadarin nitric acid sama da kashi 20%,<75% sulfuric acid, kuma yana da ƙarfi a cikin ruwa, wankewa da ruwa.)
Duk da haka, polyethylene mai nauyin kwayoyin halitta yana da sauƙin kumbura a cikin mahaɗan ƙanshi ko halogenated (musamman a yanayin zafi mai yawa), don haka ya kamata a ba da kulawa ta musamman yayin amfani.
5. Rashin shan ruwa sosai. UHMWPE yana da ƙarancin shan ruwa, kusan ba ya shan ruwa, baya kumbura a cikin ruwa, kuma yana da ƙarancin shan ruwa fiye da nailan.
6. Halayen zafi. Dangane da hanyar ASTM (nauyi 4.6kg/cm2), zafin murɗewar zafi shine 85℃. A ƙarƙashin ƙaramin kaya, zafin sabis ɗin zai iya kaiwa 90℃. A lokuta na musamman, ana ba da izinin amfani da shi a mafi girman zafin jiki. Polyethylene mai nauyin ƙwayoyin halitta abu ne mai matuƙar tauri, don haka ƙarancin juriyarsa ma yana da kyau sosai, kuma har yanzu yana da wani matakin sassauci a ƙananan zafin jiki na -269°C, kuma babu alamar murɗewa.
7. Halayen Wutar Lantarki. UHMWPE yana da kyawawan halaye na lantarki a cikin kewayon zafin jiki mai faɗi, juriyar girmansa shine 10-18CM, ƙarfin wutar lantarki mai lalacewa shine 50KV/mm, kuma ma'aunin dielectric ɗinsa shine 2.3. A cikin kewayon zafin jiki da mita mai faɗi, halayen wutar lantarkinsa ba sa canzawa sosai. A cikin kewayon zafin jiki mai jure zafi, ya dace sosai don amfani da shi azaman kayan gini a cikin injiniyan lantarki da kayan aiki a cikin injinan takarda.
8. Polyethylene mai nauyin kwayoyin halitta mai guba ba shi da ɗanɗano, ba shi da guba, ba shi da ƙamshi, ba ya lalata, kuma yana da zagayawar jiki da kuma daidaitawar jiki. Hukumar Abinci da Magunguna ta Amurka (FDA) da Ma'aikatar Aikin Gona ta Amurka (USDA) sun ba da izinin amfani da shi wajen hulɗa da abinci da magunguna.
Halayensa, musamman juriyar lalacewa, juriyar tasiri, da kuma kaddarorin mai da kansa, sune mafi kyau a cikin robobi na injiniya.
Girman yau da kullun
| Sunan Samfuri | Tsarin Samarwa | Girman (mm) | launi |
| Takardar UHMWPE | matsi na mold | 2030*3030*(10-200) | fari, baƙi, shuɗi, kore, wasu |
| 1240*4040*(10-200) | |||
| 1250*3050*(10-200) | |||
| 2100*6100*(10-200) | |||
| 2050*5050*(10-200) | |||
| 1200*3000*(10-200) | |||
| 1550*7050*(10-200) |
Aikace-aikacen Samfuri
Polyethylene mai nauyin kwayoyin halitta mai matuƙar girma yana nufin tsarin layi na polyethylene mai nauyin kwayoyin halitta sama da miliyan 3. Roba ne na injiniya wanda ke da mafi kyawun aiki. Halayensa guda biyar sune juriyar lalacewa, juriyar tasiri, juriyar tsatsa, shafawa kai, da kuma shaƙar makamashin tasiri. Akwai mafi kyawun robobi, waɗanda aka sani a duniya da "kayayyaki masu ban mamaki".
1. Aikace-aikace bisa ga juriyar lalacewa da juriyar tasiri
1) Injin yadi
Injinan yadi sune farkon fannin amfani da UHMWPE. A halin yanzu, akwai matsakaicin sassan UHMWPE guda 30 da ake amfani da su a ƙasashen waje a cikin kowace injinan yadi, kamar su picks na bas, sandunan bas, gears, couplings, sweeping sands, bulogin buffer, eccentrics, sandunan sanda, benaye masu juyawa, da sauransu. sassan da aka lalace.
2) Injinan yin takarda
Injin takarda shine yanki na biyu na aikace-aikacen UHMWPE. A halin yanzu, adadin UHMWPE da ake amfani da shi wajen yin takarda ya kai kashi 10% na jimillar. Tayoyin jagora, mashin gogewa, matattara, da sauransu.
3) Injinan marufi
Yi amfani da UHMWPE don maye gurbin fluoroplastics da aka gyara don yin layukan jagora, kujerun zamiya, faranti masu gyara, da sauransu na na'urorin jigilar kaya, layukan jagora na UHMW-PE, masu sarari, da layukan tsaro (ƙarfe na filastik).
4) Injinan gabaɗaya
Ana iya amfani da UHMWPE don yin giya, kyamarori, masu juyawa, masu juyawa, masu jujjuyawa, masu jujjuyawa, bearings, bishiyoyi, bushings, fil, gaskets, gaskets, haɗin roba, sukurori, maƙallan bututu, da sauransu. Kamar bangarorin kariya na tashoshin jiragen ruwa da mashigar gada.
2. Aikace-aikace bisa ga kayan shafawa masu laushi da marasa mannewa
1) ajiyar kayan aiki da jigilar su
Ana iya amfani da UHMWPE don yin rufin foda, kamar: silo, hopper, chute da sauran na'urorin dawowa, saman zamiya, birgima, da sauransu. Hopper na kwal, hopper na samfurin foda da sauran allon rufin kwandon ajiya na hopper.
2) injunan noma, gini
Ana iya amfani da UHMWPE don yin faranti da maƙallan hana lalacewa don kayan aikin gona.
3) kayan rubutu
Ana iya amfani da UHMWPE don yin allon sled na kankara, allon sled, da sauransu.
3. Aikace-aikace bisa ga juriyar tsatsa da kuma shan ruwa ba tare da ruwa ba
1) marufin kwantena
Amfani da UHMW-PE don yin kwantena na ruwan ɗumi don kayan aikin makamashin rana a halin yanzu yana ɗaya daga cikin fannoni da aka fi amfani da su a fannin UHMWPE.
2) kayan aikin sinadarai
Yi amfani da UHMW-PE don yin abubuwan da ke cikin masana'antar sinadarai, kamar: abubuwan cikawa, kayan tattarawa, akwatunan injin tsotsa, abubuwan famfo, bishiyoyi masu ɗaukar kaya, gears, haɗin rufewa, da sauransu.
3) bututun mai
4. Man shafawa waɗanda galibi suna da tsafta kuma ba sa da guba.
1) masana'antar abinci da abin sha
A masana'antar hasken abin sha, ana amfani da shi sosai wajen ƙera kayan sawa, juriyar tasiri, man shafawa da kuma rashin guba, musamman don ƙera nau'ikan giya, kyamarori, sandunan kariya masu jure wa lalacewa ta layin jigilar kaya, gaskets, layukan jagora da kuma nau'ikan kayan kariya masu hana gogayya, man shafawa. An yi amfani da bushings, linings, da sauransu. Kamar: layukan tsaro, ƙafafun tauraro, kayan jagora, bishiyoyin ɗaukar kaya, da sauransu. na injunan abinci.
5. Amfani da wasu kadarori: sassan jirgin ruwa, sassan injina masu ƙarancin zafin jiki, da sauransu.
1) aikace-aikacen juriya ga ƙananan zafin jiki
2) Aiwatar da kaddarorin rufin lantarki
3) Amfani a ma'adinan kwal
muna kuma iya yin
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