Wace ne saboda ita ce OTR ganyiyan jari suna daidai don ma‘adin da ayyukan tarawa?

Durability Mai Iko: Fusfan da Keke Darawa Mai Tsauri Da Kayan Nari Mai Sauka

Rollel da Keke Darawa Mai Tsauri Da Sahun Tsaro A Cikin Fusfan OTR

Tsaro mai zuwa a cikin abubuwan gudaɗɗan da ke tafiya a dandamalin tashe ya shagata waɗannan kayan karkashin karamar. Kamar yadda aka fi saba kaɗan 15% na wadannan kayan gudaɗɗan suna da karamar. Wato, idan za mu yi bayani akan tsarin cikin wanda ke furta tsaro a kansa yayin da kayan gudaɗɗan ya fara tafiya. Dole don hanyar da suka samuwa waɗannan kayan gudaɗɗan masu karamar suna da tsaro sosai. Idan kuma za mu duba waɗannan kayan gudaɗɗan da ke amfani da shuka mai tsoro, zamu ga cewa suna da kyaufiyar 40% a kan kayan gudaɗɗan alama. Wannan yana nufi cewa suna dauki tsaro sosai kafin su fara kara. Tambayoyin yanayi suna nuna cewa waɗannan kayan gudaɗɗan masu karamar suna iya aiki daidai har maƙaƙan 8,000 sa’a, wato, wani abin da ya kamata a sanin saboda irin abubuwan da suke tafi da su.

Matsayi da karyayar Cutu, Cutu, da Kyakkyawan Tsoro A Cikin Tsoro

Harshen off-the-road (OTR) suna fuskantar halayyen mai zurfi a kowane rana, daga gaban granite mai sharar zuwa sauya mai zurfi da chemicals mai zurfi. Kimiyyar kayan multi-layer suna ba da harshen yanzu kusan 30% kyau karin kanshur cut dibdib darazua na rubber wani, saboda tests following ISO 6945:2023 standards. Harshen sidewalls suna shiga crosslinked polymers wanda ke furci kan wear. Tests na field suna nuna abrasion yake zama taushe da 0.8 mm bayan an runshi ga 1,000 hours a copper mines. Wannan shine sakamako karin nisa ne na abin da muke ganin da normal tires, wacce tama iman harshen suna dauke da kyau sosai kodayake suna takwashe da halayyen rough terrain da babban wuta.

Kayan Rubber masu labari don Heat, Abrasion, da Chemicals

Kimiyar kayan rubber suna shigar da silica da aramid fibers don tafi da halayyen extreme:

Wadannan haɓakkin yana ba da kyauyar karanci gaban kwayoyin ruwa, dabi'u mai lafiya, da kuma kuskuren kimika wanda ake iya samunsa a wuraren masifa mai zurfi.

Yaya Kwayoyin Gaban Lafiya Sun Kula Doki Daga Cikin Karkashin Tofu Da Kuma Fashe

Vulcanization yana formawa tsinkayan sulfur a cikin rubber wanda ke kama shi ya zama tsada haka ne a tsawonni sama da 150 daraja selsias. Wannan yana da mahimmanci sosai saboda nukarin faino suna iya canza tsawon girma sama da 130C lokacin da aka ninka girman sama tare da kofar 10% . Karancin gaban lafiya yana kula doki daga cikin karkashi ta hanyar uku bisa biyu a cikin angojin ko'ina, basa kan adadin da aka bayar da a baki na Salama Mai Ko'ina Na Ilimi a watan anni. Kusan babu kuskure na takatare yana nufi amintattun ayyuka kamar yadda zai sa kusan rashin aiki due to gyara mara zaman kansu.

Radial vs. Bias-Ply vs. Solid: Zauna Tsarin Takatare na OTR Da Ake So Don Aiki

Takaitaccen Laukar Radial, Bias, da Tsarin Takatare na OTR

Anan kan tire gudaɗi na radial suna da kwayoyin steel a cikin treads su, wanda ya sa su sami mahimmanci na yawa daga baya zuwa kusan 30% karfi na yawa don hana abubuwan. Sai dai suna haɗawa kusan 18 zuwa 22% karfin sanyi lokacin yin aiki a cikin wani lokaci bisa ga wasikan Tire Review daga kwanan wata. Yau, anan kan bias ply suna yi amfani da layuka mai kyau na nylon. Wadannan na iya kare da rashin farafara sosai a wuraren kayu, wanda ya sa su sami zurufu na 40% akan haka. Amma akwai alaƙa saboda suna zama da karfin 12 zuwa 15% karfi na yawa lokacin yin rari. Anan kan solid suna nuna abubuwan daidai ta hanyar citawa dukkanin ruɓutun abubuwan. Wadannan suna da alhali mai kyau don alamar samun abubuwan saboda babu abu ne za a iya kwatanta su. Wani tadon da aka yi a jinin 2022 ya nuna abin da ya faru. Lokacin anan kan solid suna kurta aikin da aka dauki daga cikin 65%, masu aiki suna nanƙasa game da zurufun da aka iya ganewa, wanda ya tafi kusan 28%. Lokacin dubawa abin da ke bayyane a sararin yau, kusan 6 daga cikin 10 matakan ayyukan tarina suna son anan kan radial don masu sayarwa

Kama Karamin Dawan OTR Tires A Cikin Duk Da Ma'amalin Na'ura

A yayin ma'aikatattun alakari, tires radian suna iya kare masa dawo mai yawa, sanya waje ne na 8,500 zuwa 12,000 kg kowaci tire. Wadannan suka shahara ma'aikatan bias-ply na zamani wanda ke da kyau yana doguwa da 6,200 zuwa 9,800 kg ga loaders. A cikin quarries inda solid tires suna abin mamaki, container handlers suna iya kara su kare takaitaccen dawo ga 14,500 kg, amma masu amfani dole ne su kara tsinkuwa saboda wadannan beasts rubber na musamman ba su yanke wuya. Dubbinga wasu testar tushen farko daga baya, lokacin da masu gargajiya sun dubi 47 beren mining trucks a cikin halayyentar girma, sun sami cewa radial tires suna kare pressure su damu karahun 92% dai dai idan kuma load ita ce 55 ton, yayin da bias-ply tires na zamani suna da kyau yana da 84% damuwa. Wannan yana haɗawa gabatarwa sosai a cikin ayyukan ruzubi inda amincewar aiki taushe yana muhimta sosai.

Ayyukan da ke tsanya Jerin Gwaji Da Tsarin Tafatafe: Lissafi na Tsare-tsare Daga Jerin Kwallon Hanyar Gini

A cuyon itaci, kwallon OTR na yanki 12–15% karanci duk lokacin da kama 50-ton a kilomita 10 kowane rana. Lokacin da suna aiki ne a 350 psi, yankin radial yana ƙara tattalin arziki na wutar buraun 8–12% a kwallon jira (Mining Fleet Journal 2024). Amma, kwallon bias-ply suna da zamantakawa a amfanin na biyu saboda suna canza 23% sauƙi a wajen gyara bayan tasowa da gurasa.

Talabijin Lahirin: Labarin Yanki Na Radial A maimakon Labarin Yankin Bias-Ply A Zona Mai Kyau

Idan radials suna kan 68% na hanyoyin kwallon gini na North American, 72% na abokan tsere aggare suka ci gaba da amfani da bias-ply ga kwallon yankin zane-zane. Talabijin yana tsakanin shi ne idan 18–22% kari na biyan kuɗi na radials yana buƙatar yanzu maimakon bias-ply wanda ya riga ya samo alhakin gyara bisa sauƙi a lokacin da aka tasowa sosai.

Ƙirar Tushen Tushen Tafiya Ga Iyaka Mafi Yawa A Zonin Mai Kyau

Ƙirar Najeri Najeri Ga Tushen Tafiya, Dumi Mai Saukawa, Da Zonin Gurasa

Alkaruɗɗan OTR na yau suna da tsari mai zurfi na gargadi wanda aka kirkira don duka’ida na farko. Mafara mai zurfi masu tafarka a tsakiya 3.5" ke kula dan cin cinƙa a lokacin karfe, yayin da alkaru adduwai ke kula dama mai sharar da ke kayayyakin gini. Wadannan tsari sun kara tare da 27% a kan gini mai zurfi dibuwa ga alkaru na zamani, zai sa sauƙi da aiki da rashin tsoro.

Tsammanin Zurfin Alkari Da Tsarin Mafara A Kama Da Gargadi Da Sauƙin Fita

Zurfi mai zurfi—hada zuwa 65mm, ko 17% zurfi ju karu na yawa—yana ba da damar bugunsa cikin gargadi mai zurfi. Lokacin da ya yi amfani da mafara masu 45°, suna ba da kyakkyawan gargadi da sauƙin fitowa a lokacin koma. Alkaru wanda aka gwadawa a harshe suna nuna kara da 40% a kan kula da gurji, wanda ke cikin muhimmi don ci gaba da kyakkyawan gargadi a cikin kayayyakin gini.

Aiki a Harshe: Kyakkyawan Gargadi a Makarantar Karfe Da Kayayyakin Gini

A cikin an gurji na Indunisia, ya tsaya kama da kama da kyau na 82% a lokacin ruwan yaki mai musamman—33% yadda waya karanci duk da gurji na zuwa. Kuma rarraba alhaji na gurji ta kara nema cin zarar da abubuwan da ke sauke daga cikin ƙasa mai zafi, wanda ya kara nema cin shinzubi da kuma kara inganci a cikin ranar da aka ambata.

Zaman lafiya: Taka muhimman yanayin dare, samun guduwar UV, da canjin yanayin gari

Aiki na Gurji na OTR a Yanayin Gine-Ginen Mai Kyau Da Yawa Wajen Canjin Dare

Alkaruwar OTR suna aiki kyau a kowane yanayin waje, suka tsafi dukkan abubuwan daga cikin -40 daraja Fahrenheit da ke chiruwa a yankin kurten gini har zuwa karin zafi na 158 daraja a yankin saha. Sirri yana cikin fomula mai zurfi na gurji wanda yana samun rashin rigidity lokacin da ke sanyawa amma bai karci ko mutuwa lokacin da yaki ya fi girma ba. Dole wa alkaruwar masu girman haular da ke aiki a kurten iron ore na Australia misali, yanzu yana samun zafi mai girma da yawa da ke fi 180 daraja Fahrenheit. Kamar haka ne ba da awanni manyi a cikin wannan harshen zafi, alkaruwar wajen wani nau'i na gurji suna tsafi da yabo 85% na rashin rigidity na farko su saboda buƙatar ilmin nashin Parker Mining Tech (2023). Wancan yadda za a iya aiki shine wani abubu da yawa a yanayin harshen aiki.

Zafin UV da Rukunin Mutuwa ta Kimiyya a Lokacin Da aka Yi Amfani Shinkowa A Waje

Kada ruwana ta kasance a rayuwa mai zuru bauta sosai kamar yadda aka barce a wurin samuwar rana, zai zama take hausa da 40% masu damuwa fiye da hanyar da aka barce a wurin samuwar rana. Babban juyawar guluɗan na uku na iya kula da wannan dudurwa ta hanyar amfani da kayayyaki kamar ruwan karami da ke haɗawa da mabambantan na UV wanda ya tsaya dukkan rayuwa mai zuru bauta aljini na 320 zuwa 400 nanometers. Labarin gwamnati da lura da sukosu kara kowace shekara biyar ta Wang da abokansa yana nuna abin da babu shi. Fomulata modifikacin suka kara kan guluɗansu sun kara kullewa kan dudurwa na UV kamar yadda aka kullewa da su ne 40%, sannan sun kama da guduwar guluɗan guduwa da ido ba tare da karɓa a wurin da ba abu ne mai hankali a wuraren karɓin gona ba tare da karɓa da sa'a 12,000 masu karɓa.

Zamuwar Guluɗan Na Uku Zuwa Ga Wuraren Daban: Daga Karɓin Ruwa Zuwa Karɓin Granite

Abubuwan da aka shirya guda da fomi na guduwa suna da ma'auri ga abubuwan da aka shirya guda da fomi na wurin da aka shirya:

• Wuraren da suna ruwa amfani da lugs masu 45° don cire kayan abu mai dadi
• Wuraren karɓin gona amfani da layers na undertread masu girman 8–12 mm don kula da kayan abu mai sharifi

Haɓakken rūbār da yawa sun karkashin tsarin rigidity don sarari mai guranyi tare da kewayon don zama magana da dumi mai ninya, a kwayoyin kwallin Appalachian, wannan yadda ya iya canzawa ya kara rashin lokaci na 22% dibé don yadda ya ke da hanyar tsarin (Mine Operations Journal, 2022).

Masu Sabon Gaskiya

Mene ne saboda haɓakken casings da aka ƙalƙalata shi da fulani yana muhimci don OTR tires?

Casings da aka ƙalƙalata shi da fulani sunba sanya tsarin da ke bukatar wajen bakaɗawa da pressure bisa tsakiya kuma kara kurcin sidewall flexing, wanda ya kara inganci da tsawon shekaru.

Yaya haɓakken rūbār da yawa suka sa tadada tire ya ƙara inganci?

Wadannan haɓakken sun kara inganci ga kuturu, cututtuka, da kima, kuma za a iya wasa gabaɗayan tread da blowouts, wanda ya sa amali ta zama safe tare da kurcin rashin lokaci.

Shin abin da ya fi hannun radial tires dibé na bias-ply tires?

Radial tires suna ba da mahimmancin yankuna da kuma ingancin wutar bura, yayin da bias-ply tires suna ba da kyauwar gyara cikin lokaci kuma suna karyawa da cututtuka masu inganci a cikin yankuna mai haske.

Yaya ma'auni mai ingancin tread suna kara ingancin OTR tires?

Fasaha mai kyau na gargadi ya bada kyakkyawa, nufin kai, kuma yana gudanarwa slabance, wanda ya ba da zurfi da amincewa a wuraren da ke da haliya masu harshen