Pfupiso yeChigadzirwa - Nei Hari Dzepakati Dzetsvina Dziri Mutsipa Wezvigayo Zvesimbi Zvakawanda
Hari dzemarara dziri pakati nepakati(20–50 matani) ndiwo midziyo yekubata tsvina inonyanya kushandiswa mumagayo madiki kusvika pakati, mafekitori esimbi akakosha, uye mafekitori ekugadzira zvinhu. Inoshanda mumhando dzakasiyana dzemaovheni:
●50–100 matani EAF(inonyanya kushandiswa kugadzira simbi yakagadzirwa nezvinhu zvakaraswa)
●Zvirongo zveLF zvechikafuyekunatswa kwechipiri
●Makomputa eBOF anosvika matani zana nemakumi maviri(kupatsanura tsvina)
●Zvinyungudutsi zvisina feri(mhangura, nikeli, mutobvu)
●Mafekitori makuru ekugadzira zvinhuine mavhiri ekupisa anorema matani 30–60
Kusiyana nehari diki (5–15t) dzinowanzoshandiswa mumabasa ekugadzira, kana hari hombe (60–100t) dzemigodhi mikuru yakabatanidzwa, hari dzepakati dzinoshanda pakutasva bhasikoro zvine mwero asi zvine simba– kazhinji kupisa 10–15 pazuva, mazuva 5–6 pasvondo. Zvinoda chiyero chekugona, kugara kwenguva refu, uye mutengo.
Nzira huru yekukundikana kwemapoto ari pakati nepakati haisi yekuneta kwekupisa (sekune mapoto eEAF) kana kuti kukambaira (sekune mapoto eBOF) - ndiyokukanganisa kwemuchina + kuvhunduka kwekupisa zvakabatanidzwaHari dzepakati nepakati dzinowanzo fambiswa pamusoro pemaburi akaomarara, dzakarereka nemacrane asina kunyatsojeka, uye dzimwe nguva dzinochengetwa panze, zvichiita kuti dzitonhore zvisina kuenzana.
Womic Steel yakagadzirisa dhizaini yedu yehari yeslag yepakati kuti igadzirise matambudziko aya chaiwo:
●Kudzivirira kukanganiswa kwakanyanya- muromo wakakora uye kusimbisa pasi
●Kuderedza kushushikana mupfungwa- radii hombe yefillet pakuchinja kwese
●Mari yekuchengetera zvinhu panze inobvumirwa nengura- ukobvu hwemadziro hwakareba 3mm pamusoro pekunze
Sei Uchifanira Kusarudza Simbi Yesimbi Yekushongedza Hari Dzako Dzesimbi Dzepakati?
| Chinhu | Kubatsirwa kweMedium Mills |
| Ukobvu hwemadziro hwakagadziriswa | 10–15% yakakora kupfuura yakajairwa, asi iri pasi pematani makumi matanhatu - inokwana macrane mazhinji epakati (anokwanisa 50–80t). |
| Nzvimbo yeRim Yakasimbiswa | 25% gobvu panzvimbo ine tsvina + mitsetse inopfekwa inogona kutsiviwa (sarudzo) - inoderedza kucheneruka kubva pakurasa marara zvisina hanya. |
| Kemikari Inodzorwa ine Zvinhu Zvinotevedzana | Cr (0.3%) neNi (0.3%) zvakawedzerwa zvinovandudza kuomarara uye kusimba kwesimba pakupisa kwakaderera. |
| Kukanda Kwakazara KweTrunnion Kupinda | Matanda akaumbwa pamwe chete nesimbi yakawedzerwa mumidzi - anopfuura mwero weFEM wekusimudza. |
| Vimbiso Yekupedzisa Pamusoro | Ndiro yemukati yakagadzirwa kusvika ≤6.3µm Ra, pamusoro pekunze kusvika ≤25µm Ra - inoderedza kunamira kwetsvina uye nguva yekuchenesa. |
| Faira rekugadzira remakore gumi | Tinochengeta CAD yemu pot yenyu, simulation yekukanda, zvinyorwa zveNDT, uye ongororo yemakemikari kwemakore gumi - kurongeka kwekuongororwa. |
| Basa reZvikamu Zvekukurumidza | Maringi ekutsiva ekupfeka, ma trunnion caps, uye ma coating repair kits zvinotumirwa mukati memavhiki maviri. |
Womic Steel inopawodhizaini yekugadzirisa zvinhu- kana muine mapoto ari pakati nepakati ari kushanda zvisina kunaka, tinogona kuongorora maitiro avo ekukundikana uye kupa mamwe magadzirirwo akakodzera.
Magadzirirwo Ehunyanzvi - Hari Yesimbi Yematani 20–50
Kugona vs. Kushandiswa Kwakajairika
| Kugona Kwezita (matani) | Kurema kwehari (matani) | Vhoriyamu (m³) | Zvakanakira |
| 20 | 22–28 | 12–15 | 50t EAF, fekitari diki yekugadzira matombo |
| 25 | 28–34 | 15–18 | 70t EAF, chiteshi cheLF |
| 30 | 33–40 | 18–22 | 80-100t EAF, 100t BOF |
| 40 | 42–52 | 24–28 | 120t BOF slag splitting, muchina wekunyungudutsa wemhangura uri pakati nepakati |
| 50 | 52–62 | 29–35 | 150t EAF (chidimbu cheslag), LF hombe |
Mapombi ese anogadzirwa nehuremu hwakakodzera kugona kwekireni yemutengi - tinogadzirisa ukobvu hwemadziro zvinoenderana nazvo.
Gwaro Rekusarudza Zvinhu Zvebasa Repakati Nepakati
| Giredhi | Kugohorera Kushoma (MPa) | Kupisa Kwesimba | Kuramba Kupfeka | Mutengo | Zvakanakira |
| ZG270-500 | 270 | 20°C | Pakati nepakati | $ | Chinangwa chikuru, mamiriro ekunze akapfava |
| ZG310-570 | 310 | 0°C | Yakakwirira | $$ | Nguva yechando inotonhora zvikuru |
| GS-20Mn5 | 300 | -20°C | Yakakwirira | $$$ | Kushanda kweEuropean spec, tembiricha yakaderera |
| ASTM A27 65-35 | 241 | -30°C | Pakati nepakati | $$ | Mapurojekiti eUS ane zvinodiwa pakugadzirisa matambudziko |
Sarudzo yedu yezvigayo zvepakati nepakati:ZG310-570 ine chiyero chemutengo/kushanda chakajairika + chakapfava - chakanakisa.
Kushivirira kwepakati pehari
| Paramita | Kushivirira | Nzira yekuyera |
| Kureba kwese | ±8mm | Chinoskena neLaser |
| Dhayamita yemupendero wepamusoro | ±5mm | Tepi + template yakagadziriswa |
| Nzvimbo yeTrunnion (pakati pemutsetse) | ±3mm | CMM |
| Kureba kweTrunnion | ≤1mm | Chiyero chekudhirowa |
| Ukobvu hwemadziro | -0% / +10% | Chiyero chekukora kweUltrasonic (mapoinzi mashanu pachikamu chimwe nechimwe) |
Dhizaini yeTrunnion yeMedium Capacities
| Paramita | Kukosha |
| Zvinhu | 35CrMo kana 40Cr (kana 34CrNiMo6 yekufamba nebhasikoro rakawanda) |
| Chinhu chekuchengetedza dhizaini | 4:1 paFEM 9.511 |
| Kupedzisa pamusoro | Yakagadzirwa nemashini kusvika kuRa 3.2µm |
| NDT | UT 100% + magnetic particle pa radius |
| Kuoma | 280–320 HB (yakadzimwa & yakanyoroveswa) |
Kudzora Hunhu - Kupfuura Mwero weMahari Ari Pakati Nepakati
Tinoshandisa aChirongwa cheQC chine matanho gumiyakagadzirirwa kuumbwa kwepakati nepakati:
1. Kusimbiswa kwezvinhu zvisina kugadzirwa- OBLF spectrometer ongororo pakupisa.
2. Kutarisa tembiricha yemukati memuforoma- maitiro ekuzadza marekodhi ekamera inopisa.
3. Mufananidzo wepashure pekusimba- tarisa kana paine kuderera kuri pachena kana kuti kupenya.
4. Kurekodha kurapwa kwekupisa- thermocouple iri mudummy block inoita kuti kutenderera kwacho kuve kwakakodzera.
5. UT yakazara- scanner inogadzirwa otomatiki ine 80% DAC sensitivity.
6. Rudzi rwemidzi yetrunnion MT- uchishandisa joko remagineti rinochinjika.
7. Mepu yekukora kwemadziro– ultrasonic A-scan pa 40 grid points, report ine mavara mepu.
8. Kutarisa mativi- laser tracker yezvose, calipers yeruzivo rwakadzama.
9. Kuedza kwekuoma– mapoinzi gumi pahari imwe neimwe (muviri, rim, trunnion).
10.Bvunzo yekupedzisira yekumanikidzwa (sarudzo)- mvura inozadzwa ne 1.5x service pressure.
Mhedzisiro yese inounganidzwa kuitaMushumo weKuvimbisa Hunhuyakatumirwa pamwe chete nezvinhu zvakatumirwa.
Maitiro Ekugadzira - Kuyerera Kwekugadzirwa Kwehari Yesimbi Yepakati
1. Kugadzira mapatani– Maitiro ehuni eCNC ane muripo wekuchekwa (2%).
2. Kuumba– Jecha rakasungirirwa ne resin, mutsetse weforoma unogadzirwa otomatiki.
3. Kugadzira zvinhu zvepakati- Kune maburi emubokisi nematombo ematanda.
4. Kunyungudutsa & kunatsa– matani masere EAF + LF + VD (kubvisa gasi).
5. Kudurura– Dururira pasi nguva dzose pa1,580–1,620°C.
6. Kusimba- Kuiswa kwechikwiriso chepasi chakatevedzera CAE uye kunotonhodza.
7. Kuzunza & kubata- Kukuya nekucheka nerobhoti.
8. Kurapa kupisa– Kugadzirisa (890°C) + kudziya (600°C) muchoto chepasi pemotokari.
9. NDT– UT, MT, PT zvichienderana nehurongwa.
10.Kugadzira michina– Chigayo chinofinha chakarara chezvigadziko zvesimbi + chigayo chinopera.
11.Kuputira– Kunze: kuputika kusvika kuSa 2.5, isa pendi yesilicone-aluminium (majasi maviri).
12.Kumaka & kurongedza– Kuisa chitambi + label yebhacode + kuputira kusingapindi mvura.
Kurongedza & Kutumira kwehari dzeSlag dzeMedium
Hari dzepakati nepakati (dzinosvika matani makumi mashanu) dzinogona kutumirwa nenzira inodhura zvishoma:
Kusvika matani makumi matatu– Chirongo chakavhurika chine hupamhi hwemamita makumi mana, hari imwe chete ine huni dzakachekwa.
matani 30–50– Chirongo chakatsetseka kana kuti chidimbu chakapwanyika.
Maodha emayuniti akawanda– Mafuremu ekudzivirira anobvumira hari mbiri kusvika nhatu pamudziyo mumwe nemumwe.
Zvinyorwa zvakabatanidzwa:
● Mill Certificate EN 10204 3.1
● Mishumo yeNDT (mamepu eUT, mapikicha eMT)
● Mushumo wekutarisa mativi
● Chati yekurapa kupisa
● Rondedzero yezvakagadzirwa ine mifananidzo yemudziyo wakazadzwa.
Zvidzidzo zveNyaya - Zvigayo zvepakati zvakavandudzwa
Chikamu 1: Hari yeSlag ye35t yeTurkey EAF Mill (furnace ye90t)
Dambudziko:Hari dziripo dzakakanganisika pamucheto wemvura mushure memwedzi gumi nemisere, zvichikonzera kuti tsvina ipararire.
Mhinduro:ZG310-570 ine rim yakasimbiswa (70mm vs 50mm), inogadzirisa + inodziya, inodzivirira kunamira mukati.
Mhedzisiro:Hapana kuchinja kwakaitwa mushure memakore matatu. Akarairazve hari nomwe.
Nyaya yechipiri: 50t Slag Pot yeCanadian Steel Foundry (kushanda panze)
Dambudziko:Hari dzakatsemuka munguva yechando nekuda kwe -35°C.
Mhinduro:GS-20Mn5 ine -40°C impact test (27J min). Yakawedzerawo gomba rekudhonza mvura mumvura yasara isina chinhu isati yaoma.
Mhedzisiro:Hapana kupwanyika mushure memwaka miviri yechando yakazara. Kondirakiti yemutengi yakawedzerwa.
Nyaya 3: Hari yeSlag ye25t yeIndian LF Station
Dambudziko:Kugara uchinamira slag yakagadzirwa nealumina yakawanda.
Mhinduro:Chimiro chemukati chakatsetseka kaviri (10° / 6°) + michina yakapfava (Ra 3.2µm).
Mhedzisiro:Nguva yekuburitsa tsvina yakaderedzwa kubva pamaminitsi makumi maviri nemashanu kusvika pamaminitsi gumi nemaviri - kutendeuka kwacho kwakakurumidza zvikuru.
Mashandisirwo - Apo Medium Slag Pots Excel
●Zvigayo zvesimbi zveEAF(Kukwanisa kwe 50–120t)
●Zvirongo zveLF zvechikafu(kubata tsvina uye kubvisa tsvina)
●Zvivako zvekushandura zveBOF(hari dzechipiri dzeslag dzekupisa kudiki)
●Zvinyungudutsi zvemhangura(kutakurwa kweslag yeflash furnace)
●Zvirimwa zveFerroalloy(slag ine silicon yakawanda)
●Zvivakwa zvinorema zvekugadzira matombo(simbi nesimbi dzakagadzirwa)
Mibvunzo Inowanzo bvunzwa (Mibvunzo Inowanzo bvunzwa) - Hari dzeSlag dzepakati
Mubvunzo: Musiyano uripi pakati pehari ye "slag" "yepakati" ne "hombe"?
A: Haisi saizi chete. Hari dzepakati dzakagadzirirwa kushandiswa zvine mwero (10–15/zuva) uye kushandiswa kwakajairika. Hari hombe (60+ t) dzakavakirwa zvigayo zvakabatana zvine mafambiro anononoka asi zvinoramba zvichikwira. Tine mitemo yakasiyana yekugadzira yemhando yega yega.
Mubvunzo: Ndingashandisa poto yepakati yeslag here paBOF slag?
A: Ehe, kune vanochinja maBOF vanorema kusvika matani zana nemakumi maviri. Zvisinei, BOF slag hainyanyi kunamira asi ine makemikari akawanda. Tinokurudzira ZG310-570 kana GS-20Mn5 kuti igare kwenguva refu.
Mubvunzo: Unodzivirira sei kukuvara kwe trunnion panguva yekufambisa?
A: Tinoisa zvivharo zvesimbi zvinobviswa pamusoro pematanda uye tinosunga hari yacho netambo dzakasungirirwa zvakananga pamuviri - kwete pamatanda. Mirayiridzo yakadzama yekusimudza nekutumira inosanganisirwa.
Mubvunzo: Munopa here pendi yekuisa slag inonamira zvakanyanya (semuenzaniso, high-MgO)?
A: Ehe - tine epoxy coating yakanyudzwa muceramic inokwanisa kumira kupisa kwe1,200°C. Inoiswa 2mm ukobvu uye inogara kwemwedzi 8-12. Kuisazve coating kunogona kuitwa panzvimbo iyi.
Q: Ndeipi garandi yako yehari dzeslag dzepakati?
A: Mwedzi makumi maviri nemana / madenderedzwa zviuru zvishanu, chero api anotanga. Izvi zvinovhara kutsemuka kwemadziro nekukundikana kwehuni. Kupfekwa kwependi, kushandiswa zvisina kunaka kwemuchina, uye kushandiswa zvisina kunaka hazvibatanidzwi.
Mubvunzo: Munogona here kupa mapoto eslag pasina kugadzira (senzvimbo yemukati yakakandwa)?
A: Tinokukurudzira zvikuru kuti usazviite. Kugadzira michina kwakakosha kuti tsvina ibude. Zvisinei, kana ukabvuma mitengo yakawanda yekuchenesa, tinogona kupa michina yakakandwa nekudzikiswa kwemitengo ye ~12%.
Mubvunzo: Ndingachengeta sei mapoto esimbi ari pakati nepakati kana asiri kushandiswa?
A: Chengeta pamapuranga emapuranga, kwete pasi chaipo. Achengete akafukidzwa kudzivirira kutonhora kwemvura panzvimbo imwe chete. Tenderedza mapoto ari kushanda kuti uparadzire kupisa kwakanyanya.
Q: Ndeipi nguva yakajairika yekuraira poto yeslag yepakati?
A: Kune simba remagetsi (20, 30, 40, 50 matani) neZG270-500 kana ZG310-570, nguva yekushanda imazuva 35-45. Kune zvinhu zvakakosha kana kuyedzwa kwemhedzisiro, wedzera mazuva 10-15.
Tora Mutengo weZvinhu Zvaunoda Pahari Yepakati Yekusvuta
Tiudzei rudzi rwechoto chenyu, kuwanda kwekubaya, uye kugona kwecrane - tichakurudzira dhizaini yakanakisisa.
Webhusaiti: www.womicsteel.com
E-mail: sales@womicsteel.com
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Simbi yeWomic - Hari dzesimbi dzepakati dzakagadzirwa nemazvo kuti dzishande zvakanaka, dzichichinja-chinja mushure mekuchinja.








