Abun ciki
Cibiyar Kula da Butt-Matsa Mai laushi mai laushi mai laushi, sau biyu ana amfani da shi a cikin Mills na ruwa, da kuma masana’antar da aka yi, a matsayin maimaitawa, a matsayin mai aiwatar da abinci.
Bayanin samfurin
Buttocky bawul, ana kiransa kamar malam buɗe ido (malam buɗe ido), yana nufin farantin mai jan hankali don cimma bako da kuma rufe bututun mai don yankan da filastik. Buttocking bawul bude da kuma rufe wani malam buɗe ido ne, yana jujjuya a gefen nasa a cikin jikin bawul, don cimma burin budewa, don cimma manufar budewa, don cimma manufar budewa, don cimma manufar budewa, don cimma manufar budewa, don cimma manufar budewa, don cimma manufar budewa, don cimma manufar budewa, don cimma manufar budewa, don cimma manufar budewa, don cimma manufar budewa, don cimma manufar budewa, don cimma manufar budewa, don cimma manufar budewa, don cimma manufar budewa, don cimma manufar budewa, don cimma manufar budewa, don cimma manufar budewa, don cimma manufar budewa, don cimma manufar budewa, don cimma manufar budewa, don cimma manufar budewa, don cimma burin budewa ko ƙayyadewa. Buttocky bawul cike da bude wuri yawanci kasa da 90 °, blowling farantin kanshi ba shi da ikon yin motsawar wankin kaya. Yin amfani da mai juyawa na worm, ba wai kawai zai iya sa farantin malam buɗe ido da farantin kanshi ba, don haka farantin malam buɗe ido ya tsaya a kowane matsayi, amma kuma inganta aikin bawul na bawul.
Halayen ƙirar malam buɗe ido na iya jure zafin jiki na masana’antu na iya tsayawa da heembon karfe, zoben bawul ɗin an yi shi da zoben ƙarfe. Babban zafin shanu mai girma-zazzabi an yi shi ne da farantin karfe kuma ana amfani da galibi don manyan-zazzabi mai tsayi mai tsayi da bututu mai gas.
Ilimin malamai na cooraen na kwarewar masana’antu ta hanyar kirkira-injina, hada daidaitawa, rasuwa na zamani, da kuma kaifin aiki don isar da ba a sanya shi ba a aikace-aikace daban-daban. A matsayinka na mai samar da nau’ikan bawul na malam buɗe ido da mafita, ƙayyadaddunmu suna magance muhimmiyar ƙalubalen lasisi, sa, da ingantaccen aiki. Ga yadda mahimman fasaho yake ke sanya bashin kanmu na bashin kanmu.
1
Zuciyar babban aikinmu na manya-manya ta ƙaryata game da ƙirar Eccentrice, kawar da batutuwan lalacewa na gama gari sun mamaye alamu na al’ada:
Daraje na Eccentric Geretry: Kashi na 1 (1) da kusurwata wurin zama (eccentricity) Wannan ƙirar tana tabbatar da haɓakawa na kumfa-m don gas da kuma taya, har ma a cikin matsanancin matsin lamba (har zuwa PN16psa), yana tabbatar da dacewa ga aikace-aikacen bawul na malamaci a cikin bututun mai sunadarai da tsarin tururi.
Ka’idodin Enccentric sau uku: don matsanancin yanayi (450 ° C ° C ° C ° C ° C ° C ° C ° C ° C ° C ° C Wannan fasaha tana amfani da iyakance na duniya a cikin girman-zafin jiki, tabbatar da doguwar dogaro da tsarin shukar wuta.
2
Mu Injiniyan Bawul dinmu don yin tsayayya da yanayin aiki mai dacewa, wanda ya dace da ƙirar ƙirar ƙira don takamaiman buƙatun jarida:
Kayan aiki na jiki & datsa: Zabi daga ƙarfe na HT300 Idan mu 6-inch da 4-inch malames bitocin da suka fi dacewa da haƙarƙarin diski don hana ɓarna a ƙarƙashin kashi 25 cikin 100% na rayuwa.
Seal hade: suttura mai taushi (NBR / EPDM) suna ba da haƙuri na ruwa da sharar gida (bakin karfe) + Mahimmancin kafofin watsa labarai ba tare da lalacewa ba.
3. Gyara aiki na hankali
Butterfly Butocinmu sun haɗu da hanyoyin haɓaka haɓaka don haɓaka ƙarfin aiki da aminci:
Motar macijin ciki: misali akan bawuloli na manual, waɗannan suna ba da 5: 1 Torque m da diamita na kai-jita-jita-jita-jita, suna ba da damar haɗarinsu 120 °.
Tsarin aiki da kai: amai, lantarki, ko hydraulic actuators Heorthy zuwa ISO 5211 manyan flanges (bude / rufe) da kuma 4-20ma gamsuwa ga haɗin kan PLC. Wannan ya sa bawul dinmu da kyau don tafiyar matakai na atomatik, rage lokacin amsawa ta 30% idan aka kwatanta da kafa na kafa Tlobe Balbacy tsarin.
Daukaka sarrafa kwarara da storaen
Daga rarraba ruwa zuwa matakai na masana’antu na high-zazzabi, bashin malamai mu belves suna isar da daidaito, karko, da kuma dacewa da tsarin bukatunku. Tare da sababbin abubuwa masu mahimmanci, kayan haɓaka, da kuma m aikin batar da malam buɗe ido daga na’urar shaye-shaye a cikin mafita mai sarrafawa. Binciko belves ɗinmu na siyarwa na siyarwa yau da kuma ɗanɗano bambanci na ingancin injiniya na abin da ke faruwa ne-saboda ikon gudanarwa, wasan kwaikwayon shine komai.
Storaen Runduna Gudummawar masana’antu tare da man shanu mai ƙyalli da ƙa’idodi masu inganci, tabbatar da kowane bawul na aiki ya cika buƙatun aikinku na musamman. Daga zaɓin kayan aiki zuwa takardar shaidar aikin, nau’in ɓoyayyiyarmu ta haɗe da sassauci tare da tsauraran ingancin-nan yadda muke ba da takamaiman bukatunku.
Kirki: Inabi ga ainihin bayanan ku
1
Rufe DN40 zuwa DN1200, malamanmu 4-inch 4 da malam buɗe ido na 6-inch 6 (kuma bayan) daidaita hanyoyin amfani da kowane sikelin. Girman marasa daidaituwa? Mun kwantar da nakasan al’ada na al’ada don shigarwa na musamman, daga tsarin hvac zuwa ga bututun masana’antu mai yawa.
Zabi daga Wafer, Lug, falls, ko haɗin haɗi don dacewa da Asme, Din, ko JIS Standard Aiwatar da adletles na duniya.
2. Abu & gyara hatimi
Yankuna na jiki: Zaɓi HT300 Birnin baƙin ƙarfe (ruwa / gas), WCB Carbon Karfe (Masallacin Ma’aikata), ko 316L bakin ciki mara nauyi (Corroph Bakin Karfe) don dacewa da Media daga -40 ° C zuwa 450 ° C.
Nau’in hatimi: suttura mai taushi (NBR / EPDM) don ruwa / Toneto (bakin karfe (bakin karfe (bakin karfe) don ƙwararrun ƙarfe / tarko mai ƙarfi) don ƙwararrun ƙarfe mai ƙarfi a cikin yanayin ɓoyayye.
3. Aiki da ayyuka
Manual (Gurot Gear), Pnematic: lantarki, ko hydraulic actors tare da iso 5211 hawa tabbatar da ainihin sarrafawa. Sanya ingantattun hanyoyin aiki (iska-da-bude / rufewa) ko kuma 4-20ma ba da amsa ga hanyoyin sarrafa kansa.
Tsarin ƙira na musamman: Bakulan Vawnes (-196 ° C), Motoci mai Kyau, ko kuma daidaitattun abubuwa masu aminci don aikace-aikacen-aikace-aikace.
Ingancin Underpromisissiisissa: Daga ƙira zuwa bayarwa
1. Tsauraran tsarin gwaji
Gwaje-canje na Hydrostatal: 1.5x matsin lamba na matsin lamba ga bawo, 1.1x ga kujeru, tabbatar da haƙƙin mallaka.
Gwajin zagaye: 5,000+ ayyukan don seals mai taushi, 10,000+ don wahalar da wuya-haifar da ƙimar masana’antu.
Kayan aiki: Kowane bangare ya ƙunshi takardar shaidar Mill, tabbatar da yarda da juriya da abubuwan da ake buƙata na zazzabi.
2. Garanti & Bayan Tallafi
Laifin shekaru 1 na garanti na shekara 1, cututtukan masarufi, tare da tallafin fasaha na 24/7 don shigarwa, tabbatarwa, ko matsala.
Samun sassan da aka samu: isar da wuraren zama na sauyawa, fayels, ko actorors don rage ƙimar abokan ciniki sayen belves na siyarwa a cikin babban.
Me yasa za a zabi secora don belves na al’ada?
Kwarewar aikace-aikacen: shin kuna buƙatar ƙawancen malam buɗe ido don maganin ruwa ko samfurin eccentric na ƙamshi da aikace-aikacenmu na align malam buɗe ido da aikace-aikacenmu na align malam buɗe ido da aikace-aikacen ku.
Jimlar ingancin farashi: mafita na musamman yana rage farashin injiniyoyi, yayin da ƙirar ƙira da aka yanka da kashi 30% idan aka kwatanta da ƙa’idodin almara.
Daukaka tsarinku tare da daidaitaccen tsari
Kada ku shirya don kashe-da-shiryayye lokacin da ayyukanku suke buƙata. Matsakaicin malamai na al’ada na ƙamshi ta hanyar tabbatar da tabbataccen inganci – isar da aikin, aminci, da kuma daidaituwar ayyukanku sun cancanci. Binciko batsa mujallolinmu na siyarwa yau da kuma gano yadda injiniyan injiniya ke canza sarrafawa.
Cikakken Bayani
Rarrabuwa ta samfurin
Rarrabuwa ta tsarin tsari
(1) Cibiyar da aka rufe bunƙokin malam buɗe ido
(2) Singleaya daga cikin Eccentric Deveng Entove
(3) Dubai mai ban sha’awa
(4) hatimin kirji guda uku
Dangane da tsarin kayan duniya
(1) hatimi mai laushi mai laushi:
1) hatimin mataimakin ta kayan metalic mai laushi zuwa kayan metallic mai laushi.
2) hatimin Vice ta hanyar ƙarfe mai wuya ga kayan metallic mai laushi.
(2) karfe mai wuya mai ban sha’awa: bugu na hatimi ta hanyar ƙarfe mai wuya ga kayan karfe mai wuya.
Rarrabuwa ta hanyar sutturar
(1) tilastawa rufe bawulu
1) bawul na ricon roba. Balaga matsin lamba ta hanyar farantin farantin karfe yana lalata kujerun bawul lokacin da aka rufe bawul ɗin, mai ɗaukar hoto ko faranti ko farantin katako.
2) Girgiza Torque Torque Butterfly bawul. Matsakaicin rufe matsi yana haifar da Torque wanda aka amfani da shi ga bawul din bawul.
(2) ondurized bawul na bawul. An samar da takamaiman matsin sealing ta hanyar kujerar bawul ko farantin bawul a kan Fita na hatimi wanda yake cike da matsin lamba.
(3) Ta atomatik Buted Buted Balfing. An samar da matsi ta hanyar kai tsaye ta matsima.
Rarrabuwa ta hanyar matsin lamba
(1) vietle Buted bawul. Matsin lamba a ƙasa da daidaitaccen tari na ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararru.
(2) Karamin matsin lamba mai kwari. Nominal Storm Pn <1.6psa malam buɗe ido.
(3) Matsakaicin matsin lamba na Tright Nominal matsa lamba PN 2.5 – 6.4MPA malam buɗe ido.
(4) high-matsa lamba malamai. Nominal matsa lamba pn 10.0 – 80.0pa malam buɗe ido.
(5) Na-mace mai matsin lamba mai ƙarfi. Nominal Storm Pn> 100pta malam buɗe ido.
Rarrabuwa ta hanyar aiki zazzabi
(1) bashin zafin jiki na zazzabi. t> 450 c malam buɗe ido
(2) Matsakaicin matsakaici zafin shanu malamai. 120 c
Rarrabuwa ta hanyar haɗi
(1) bashin batsa.
An shigar da farantin malam buɗe ido na butt-mulmp malam buɗe ido an shigar dashi a cikin diamita na bututun mai. A cikin tashar siliki na malam buɗe ido na malam buɗe ido na malamai, an diski mai fasali mai launin talla tsakanin 0 ° – 90 °, juyawa zuwa 90 °, bawul ya kasance cikakkiyar ƙasa.
Buttocky bawul din mai sauki ne a tsari, ƙanana cikin girma da haske da nauyi, kuma ya ƙunshi kaɗan kaɗan kaɗan. Kuma kawai buƙatar juyawa 90 ° na iya buɗe da sauri da sauri, aiki mai sauƙi, a lokaci guda bawul ɗin yana da kyawawan halaye na sarrafa ruwa. Lokacin da bashin malam buɗe ido yake a cikakkiyar buɗe ido, kauri daga farantin malam buɗe ido shine juriya da bawul ɗin da bawul ɗin ya haifar da halaye na bawul, saboda haka yana da kyawawan halaye masu gudana. Buttocky bawul din yana da nau’i biyu na hatimin: na roba da hatimin ƙarfe. Bawul na Trading na Dange, za a iya saita hatimin a jikin bawul ko a haɗe zuwa farantin malam buɗe ido a kusa.
(2) flanged malam buɗe ido.
Flanged malam buɗe ido ga tsarin farogin tsaye, bawul na bawul na ƙarfe mai zane mai zane, wanda aka ɗora a kan bawul na tarko, wanda aka ɗora a kan bawul din welded karfe. Zoben zobe na hatimin mai laushi ya yi da roba mai laushi, wanda aka sanya a kan farantin malam buɗe ido.
(3) Lug Rubuta Murmushin Butove.
(4) Buteled malam buɗe ido.
Welded malam buɗe ido ne wanda ba a rufe nau’in takaici ba ne, ana amfani dashi sosai a kayan gini da sauran zafin jiki na 0.1Ma, ana amfani da shi, a buɗe ko rufe ko daidaita adadin kafofin watsa labarai.
Clamped hatimi mai laushi mai laushi mai laushi
Samfurin samfurin
DN |
L |
H |
Hazo |
A |
B |
0.6MPa |
1.0MPa |
1.6MPa |
|||
Yi |
nd |
Yi |
nd |
Yi |
nd |
||||||
50 |
43 |
63 |
235 |
270 |
110 |
110 |
4-14 |
125 |
4-18 |
125 |
4-18 |
65 |
46 |
70 |
250 |
270 |
110 |
130 |
4-14 |
145 |
4-18 |
145 |
4-18 |
80 |
46 |
83 |
275 |
270 |
110 |
150 |
4-18 |
160 |
8-18 |
160 |
8-18 |
100 |
52 |
105 |
316 |
270 |
110 |
170 |
4-18 |
180 |
8-18 |
180 |
8-18 |
125 |
56 |
115 |
340 |
310 |
110 |
200 |
8-18 |
210 |
8-18 |
210 |
8-18 |
150 |
56 |
137 |
376 |
310 |
110 |
225 |
8-18 |
240 |
8-22 |
240 |
8-22 |
200 |
60 |
164 |
430 |
353 |
150 |
280 |
8-18 |
295 |
8-22 |
295 |
8-22 |
250 |
68 |
206 |
499 |
353 |
150 |
335 |
12-18 |
350 |
12-22 |
355 |
12-26 |
300 |
78 |
230 |
570 |
380 |
150 |
395 |
12-22 |
400 |
12-22 |
410 |
12-26 |
Broughly batsa wani nau’in bawul na kwata-kwata wanda ke amfani da diski mai juyawa don daidaita ruwan sha. Da’irarsa ta haɗu da fasalulluka daban-daban waɗanda sukayi ta dace da takamaiman aikace-aikace, gami da samar da ruwa, tsarin shayarwar ruwa, tsarin shayarwar. Fahimtar ayyukan da fa’idar batsa na iya taimaka maka ka sanar da yanke shawara game da amfaninta daban daban a cikin yanayin sa daban-daban.
Dalibin farko na batsa mai ban sha’awa shine sarrafa kwararar taya da gas. Disc a cikin bawul pivots kusa da tsakiyar axis, bada izinin aiki mai sauri da inganci. Wannan kayan aikin kwata-kwata yana da amfani musamman lokacin da ake buƙatar daidaitawa zuwa ƙimar da ake buƙata. Misali, a cikin tsire-tsire na ruwa ko aikace-aikacen masana’antu waɗanda ke da iko daidai yana da mahimmanci, bawul ɗin malam buɗe ido na iya zama ingantaccen bayani.
Bugu da ƙari, an san belin buɗe ido don ladkwalinsu da kuma daidaita ƙira. Idan aka kwatanta da sauran nau’ikan bawuloli, suna mamaye sararin samaniya, suna sa su zama da kyau don shigarwa a cikin sarari ko lokacin da nauyi la’akari suna da mahimmanci. Ko a cikin bututu ko wuraren da aka tsare, ƙirar ƙirar batsa ta ba da damar yawan amfani da ayyukan.
Wani muhimmin aikace-aikacen batsa na malam buɗe ido yana cikin warewar tsarin. Ta hanyar cikakkiyar rufewa, bawul yana haifar da itace mai ƙarfi wanda ke hana ruwa gudana. Wannan yana da amfani musamman ga yanayin aikin kiyayewa inda sassan isolating na bututun ya zama dole. Ikon da sauri kuma an gyara shi da gudummawa yana sa malamai mai mahimmanci wajen sarrafa tsarin da tabbatar da aminci a cikin masana’antu daban-daban.
A taƙaice, bawul mai bashin yana aiki a aikace-aikace da yawa don tsara kwarara, ware tsarin aiki, da haɓaka aikin sarrafawa. Matsayi mai ƙarfi, aiki da sauri, da aminci ya sa ya zama sanannen sanannen a cikin masana’antu da yawa. Fahimtar abin da bluya mai blass ana amfani dashi don zai baka damar godiya da mahimmancin rawar da yake taka a cikin sarrafa ruwa da gudanarwa. Ko kun shiga cikin injiniya, tabbatarwa, ko ƙirar masana’antu, da samun mai ƙarfi game da aikace-aikacen bawul ɗin batsa zai yi muku hidima da kyau a cikin ayyukan ku na ƙwararru.
Guda ɗaya mai mahimmanci na babuta shine babban ƙirarsu. Ba kamar misalolin gargajiya da suke shan ƙwararraki ba, Biran wasan Buturkukan sun ƙunshi diski mai sauƙi wanda aka ɗora a kan mai shaft. Wannan tsarin da aka lissafa yana ba su damar shigarwa cikin sarari mai tsayi, yana sa su zaɓi na zaɓi don ayyukan da ƙarancin ɗakin aiki. Bugu da ƙari, yanayin yanayinsa yana rage nauyin nauyin pipping, yana haifar da sauƙi da shigarwa.
Wani gagarumin amfani da belves belves shine saurin su. Tsarin yana sauƙaƙe buɗewar buɗe da rufewa, tare da jujjuyawar digiri na 90 kawai da ake buƙata don cikakken motsi. Wannan fasalin yana da mahimmanci a cikin aikace-aikace na aikace-aikacen da kyau a madadin lokacin da a cikin wuraren magani ko tsire-tsire na sarrafawa. Mai saurin amfani da belvly belvs yana ba da gudummawa don inganta aiki aiki da kuma rage lokacin downtime.
Haka kuma, bera bera batsa suna ba da kyakkyawan tsarin kwarara. A lokacin da aka buɗe, waɗannan awzukan na iya ƙirƙirar hanyar kwarara mai gudana yayin aiwatar da kafofin watsa labarai masu kyau yadda ya kamata. Wannan halayyar tana da mahimmanci a aikace-aikace inda gudanar da gudummawa ke gudana, yana da mahimmanci, yana barin aikin tsarin.
Butterfly bawuloli shima yana nuna karkacewa da buƙatun kulawa mara nauyi. Abubuwan da aka gina daga kayan kwalliya kamar bakin karfe ko PVC, suna da tsayayya da lalata, suna sa su dace da abubuwa daban-daban da mahimman sunadarai. Abubuwan da suka dace da su na rage yiwuwar injina, ƙarin rage yawan buƙatun tabbatarwa da kuma farashin aiki.
A ƙarshe, daidaitawa da belves bawuyacin hali yana sa su dace da aikace-aikace daban-daban a kan masana’antu daban daban. Daga tsarin hvac zuwa samar da ruwa da magani na kwantar da hankali, waɗannan bawurin na iya ɗaukar kewayon ruwa mai yawa, haɓaka amfanin su a fannoni da yawa.
Hanyar Gudanarwa
Babban bambanci tsakanin bawuloli da malam buɗe ido viflvs karya ne a zanen su da hanyoyin aiki. A bawul mai Yana amfani da motsi na layi don ɗaukar ƙofa ko ƙasa da ƙofar don sarrafa kwarara. Wannan tsarin yana da kyau don ikon kashe-kashe amma baya yin kyau a aikace-aikace. Hakanan, batsa mai ban sha’awa ya ƙunshi diski mai juyawa wanda pivots kewaye da hanyar tsakiya don tsara kwarara. Wannan ƙirar tana ba da damar yin aiki mai sauri kuma yana da tasiri musamman a cikin Fuskokin.
Kwarewar kwarara da inganci
Wani bambanci mai mahimmanci shine halaye na kwarara. Buttockly belves an san su ne don iyawarsu na samar da raguwar kwarara mai gudana tare da ragamar matsin lamba. Wannan ingantaccen aiki yana da amfani sosai a cikin manyan-girma-girma-girma kuma inda sarari ke da iyaka. Bayan bambanta, bawulen ƙofa ba su da inganci a cikin farfadowa kuma suna iya haifar da rikice-rikicen da ke cikin yanayin wasan da ke gudana.
Sarari da nauyi nauyi
Butterfly bawuyukan baƙi suna da ƙarfi da sauƙi fiye da bawuloli ƙofa. Wannan ƙirar adana sarari tana sanya bitocin malamai suka dace da shigarwa cikin sarari, inda bawayen gargajiya na iya tabbatar da cumbersome. Rage nauyin malam buɗe ido na boyewa yana ɗaukar hankali yayin shigarwa da kiyayewa.
Dacewar aikace-aikace
Dukansu nau’ikan bawul ɗin suna da takamaiman aikace-aikace inda suka yi fice. Ana amfani da vidves ɗin Gateoal yawanci ana amfani da su a aikace-aikacen da ke buƙatar ƙarancin matsin lamba kuma inda cikakken kewayewa yake. Haka ne, an fi dacewa da baburswaye masu sauƙaƙe suna buƙatar daidaitawa da saurin haɓaka, yana sa su zama tsarin hvac, rarraba ruwa, da magani na ruwa, da magani na ruwa, da magani na ruwa, da magani na ruwa, da magani na ruwa, da magani na ruwa, da jiyya na ruwa.
Adana Vills Vawvs ana nuna su ta hanyar ƙira mai sauƙi, inda aka haɗa Disccentriccy tare da bawaka. A cikin wannan sanyi, diski yana jujjuya a kusa da wani axis da ke daidai da ruwa zuwa kwararar ruwa. Amfani da belved bawuloli da farko ana amfani da su a cikin aikace-aikacen matsin lamba, sa su kwantar da ruwa da magani na ruwa. Dandalinsu madaidaiciya yana ba da ingantaccen sarrafa kwarara da ƙarancin matsin lamba, wanda ke tabbatar da ingantaccen aiki a cikin saiti daban-daban.
Eccentric malam buɗe ido, wanda kuma aka sani da manyan ayyukan babutves, fasalin zane na musamman wanda zai ba da diski na musamman wanda zai ba da diski na zama ya zama da diski daga bawul wurin. Wannan ƙirar tana inganta karfin da aka rufe da rage sutura a kan abubuwan bawul ɗin. Eccentric malam buɗe ido suna dacewa da ƙarin aikace-aikacen neman, gami da waɗanda suka shafi mafi girman matsin lamba da yanayin zafi. Sun yi fice a cikin sabis kamar su kula da slurries, ruwaye masu lalata, da sauran kafofin watsa labarai masu wahala, tabbatar da kalubalance na dadewa da dogaro.
Doubleccal mai ban sha’awa na babuta, ko sau uku na bashin jirgi, ɗauki ƙirar Eccentric Vawul na gaba. Tare da abubuwan hawa biyu – ɗaya don juyawa diski da kuma wani don cikas da keɓewa – waɗannan bawulen suna ba da haɓaka, musamman a cikin yanayin da ake buƙata. Tsarin ƙirar eccentric sau biyu cikin ƙananan tashin hankali tsakanin diski da wurin zama, yana barin hatimi mai ƙarfi ba tare da suttura ba tare da kayan ƙirar gargajiya ba. Su ne mafi kyawun zabi don matsin lamba, aikace-aikacen-zafi-zazzabi kuma suna neman amfani da yawa a masana’antu kamar man gas, da tsara iko, da kuma magungunsu.
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