Ib tug thawj coj ntawm Sunrise Mining hauv Peru tau muab daim ntawv thov RFP rau Q4 2024 rau 1,200 V51TL Esco Super V series bucket points rau lub tshuab khawb av PC800LC-8 ua haujlwm hauv kev khawb tooj liab, thiab daim ntawv thov RFP tau teev tseg "tsuas yog siv cov khoom siv los ntawm kev pov tseg xwb, ISO 8062-3 CT6 dimensional tolerance, tsis muaj xuab zeb pov tseg lossis forging, OEM hloov rau Esco V51TL." Pab pawg tsim khoom ntawm Join Machinery tau tshaj tawm 2 txoj kev pov tseg (lost-wax V51TL Join Machinery vs sand-cast V51TL domestic), thiab pab pawg neeg yuav khoom tau soj ntsuam 2 tus neeg sib tw los ntawm kev sim hauv thaj teb 60 hnub nrog 60 hniav ib pawg. Tom qab 60 hnub: cov khoom siv uas ploj lawm tau xa tawm ± 0.3 hli qhov ntev (CT6), Ra 6.3 μm qhov ntxhib ntawm qhov chaw, 6,200 lub voj voog lub neej qaug zog, thiab 0.5% shrinkage porosity, thaum cov khoom siv xuab zeb-cast tau xa tawm ± 1.5 hli qhov ntev (CT11), Ra 25 μm qhov ntxhib ntawm qhov chaw, 2,800 lub voj voog lub neej qaug zog, 5 qhov tsis zoo ntawm qhov chaw (8.3% qhov tsis zoo), thiab 1 hniav tawg los ntawm kev suav nrog xuab zeb. Cov khoom siv uas ploj lawm tau yeej qhov kev ntsuam xyuas thoob plaws 5 qhov kev ntsuas kev khawb av (kev kam rau siab + qhov chaw + qaug zog + qhov tsis zoo + tag nrho tus nqi ib teev). Qhov no yog 2-batch × 60-hnub qhov kev sim tooj liab hauv qhov chaw uas crystallizes cov khoom siv los ntawm ploj lawm ua cov txheej txheem tseem ceeb rau 70% ntawm European thiab North American GET qhov chaw yuav khoom.
Qhov kev txiav txim siab txog kev siv cov quav ciab los ntawm kev siv cov xuab zeb los ua casting yog qhov kev txiav txim siab tseem ceeb tshaj plaws hauv cov txheej txheem yuav khoom ntawm GET, thiab kev xaiv cov txheej txheem casting cuam tshuam rau 5 qhov ntsuas hauv qab no: (1) kev kam rau siab ntawm qhov ntev raws li ISO 8062-3 (CT6 vs CT11 = 5x qhov sib txawv ntawm kev kam rau siab), (2) qhov roughness ntawm qhov chaw raws li ISO 1302 (Ra 6.3 vs 25 μm = 4x qhov sib txawv ntawm qhov du), (3) lub neej qaug zog raws li kev thauj khoom cyclic (6,200 vs 2,800 cycles = 2.2x qhov sib txawv ntawm lub neej), (4) qhov tsis zoo ntawm ib qho kev xa khoom (0.5% vs 8% = 16x qhov tsis zoo ntawm qhov sib txawv), thiab (5) tag nrho cov nqi ib teev ua haujlwm ($ 0.84 vs $ 0.93 = 10% TCO txo qis txawm tias tus nqi pib siab dua 60-90%). 5 qhov ntsuas ua ke txiav txim siab tus nqi yuav khoom ntawm cov hniav thoob ib daim, thiab 5 qhov ntsuas yog lub hauv paus rau 5 qhov xwm txheej kev yuav khoom matrix (ntxhib / zoo / nyias phab ntsa / tuab phab ntsa / nyuaj-puab). Pab pawg tsim khoom Join Machinery tau txhawb nqa 32 European thiab North American mining kev yuav khoom RFPs dhau 16+ xyoo dhau los ntawm GET qhov chaw xa tawm, thiab 32 RFPs tau lees paub tias kev casting ploj-wax ua Join Machinery default rau 70% ntawm cov khoom siv GET siab.
Txog Tus Sau.Xin Jack yog Tus Thawj Saib Xyuas Kev Muag Khoom Xa Mus Rau Ningbo Yinzhou Join Machinery Co., Ltd., uas yog ib lub tuam txhab tsim khoom tshwj xeeb ntawm GET (Ground Engaging Tools) xws li cov hniav thoob, cov ntug txiav, thiab cov adapters rau cov excavators thiab cov khoom siv hauv kev tsim kho. Lub tuam txhab tau tsim tsa xyoo 2006, thiab muab kev pabcuam rau cov lag luam hauv Tebchaws Europe thiab Tebchaws Meskas nrog 16 xyoo ntawm kev paub txog kev xa khoom tawm, koom tes nrog cov npe nrov thoob ntiaj teb xws li BYG, JCB, thiab NBLF. Txhua yam khoom raug tswj xyuas zoo los ntawm cov khoom siv raw mus rau cov khoom tiav, kom ntseeg tau tias muaj kev ua tau zoo tshaj plaws rau cov neeg siv khoom thoob ntiaj teb hauv kev tsim kho thiab kev khawb av. Thaum nws tsis nyob hauv pem teb Hoobkas saib xyuas cov kab qauv quav ciab, nws teb cov lus nug txog kev yuav khoom hauv kev khawb av - feem ntau tsis pub dhau 24 teev.
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Kev sib piv ntawm cov txheej txheem 5 kauj ruam rau kev siv cov quav ciab los ntawm kev nqis peev thiab kev siv xuab zeb los ua cov khoom siv casting
Cov txheej txheem casting peev txheej uas ploj lawm (tseem hu ua precision casting lossis investment casting) muaj 5 kauj ruam sib law liag los tsim cov hniav thoob: (1) txhaj cov qauv quav ciab ntawm 70-80 ° C molten quav ciab rau hauv lub pwm txhuas precision los ua cov hniav thoob; (2) sib dhos cov qauv quav ciab los ntawm kev txuas ntau cov qauv quav ciab rau hauv nruab nrab quav ciab sprue los ua ib tsob ntoo; (3) tsim lub plhaub ceramic los ntawm kev muab tsob ntoo quav ciab rau hauv cov av nplaum ceramic + stucco txheej rau 6-8 txheej dhau 24-48 teev los tsim lub plhaub ceramic 8-12 hli; (4) dewaxing los ntawm kev cua sov lub plhaub ceramic hauv autoclave ntawm 150 ° C kom yaj tag nrho cov quav ciab, tawm hauv cov pwm ceramic hollow; (5) cov hlau molten nchuav ntawm 1,550-1,650 ° C alloy hlau rau hauv lub plhaub ceramic ua ntej cua sov, ua raws li kev txias thiab tshem tawm plhaub. Cov txheej txheem 5-kauj ruam tsim cov hniav thoob nrog CT6 dimensional tolerance thiab Ra 6.3 μm surface roughness.
Cov txheej txheem xuab zeb casting muaj 5 kauj ruam sib law liag los tsim ib lub thoob hniav: (1) ua qauv ntawm tus nqi qis ntoo lossis yas tus qauv tswv; (2) xuab zeb pwm tsim los ntawm kev ntim cov xuab zeb silica sib txuas ua ke nyob ib puag ncig tus qauv hauv lub raj mis; (3) tshem tawm tus qauv los ntawm kev sib cais lub raj mis thiab tshem tawm tus qauv kom tawm hauv qhov chaw xuab zeb; (4) cov hlau yaj nchuav ntawm 1,400-1,500 ° C hlau alloy rau hauv cov pwm xuab zeb, ua raws li kev txias; (5) xuab zeb pwm tawg los ntawm kev co lub casting kom tshem tawm cov xuab zeb pwm, tawm hauv cov hniav thoob hniav ntxhib. Cov txheej txheem 5-kauj ruam tsim cov hniav thoob hniav nrog CT11 qhov ntev kam rau siab thiab Ra 25 μm qhov roughness.
Daim ntawv sib piv ntawm 5-kab ntawm cov quav ciab uas ploj lawm thiab cov txheej txheem xuab zeb hauv qab no qhia txog 5 kauj ruam ntawm cov txheej txheem rau txhua txoj kev thiab 5 yam khoom siv, lub sijhawm, thiab cov txiaj ntsig sib xws. Daim ntawv 5-kab yog tus qauv siv rau kev sib piv cov txheej txheem casting, thiab daim ntawv 5-kab yog siv los ntawm pab pawg muag khoom ntawm Join Machinery thaum lub sijhawm sib tham txog daim ntawv cog lus OEM.
| Cov kauj ruam ua haujlwm | Kev ua los ntawm cov quav ciab uas ploj lawm | Kev xuab zeb casting | Qhov sib txawv ntawm cov khoom siv | Kev cuam tshuam ntawm tus nqi |
|---|---|---|---|---|
| 1. Qauv / siv quav ciab | Kev txhaj tshuaj quav ciab ntawm 70-80 ° C | Qauv ntoo / yas | Tshuab txhaj tshuaj quav ciab vs tshuab zeb ntoo | +$6-8 / daim (ciab + plhaub) |
| 2. Kev sib dhos pwm | Lub plhaub ua los ntawm cov av nplaum (6-8 txheej) | Pwm xuab zeb (sib txuas nrog av nplaum) | Tus neeg hlau dipping vs cov xuab zeb sib tov | +$2-3 / daim (ceramic) |
| 3. Tshem tawm cov qauv | Autoclave dewaxing ntawm 150 ° C | Kev sib cais ntawm lub raj mis | Autoclave vs flask separator | +$1/daim (ua kom sov) |
| 4. Kev nchuav hlau | 1,550-1,650 ° C hlau sib xyaw | 1,400-1,500 ° C hlau sib xyaw | Lub cub tawg kub siab dua | +$2-3 / daim (zog) |
| 5. Tshem tawm pwm | Lub plhaub vibration + knockout | Kev sib tsoo xuab zeb + kev sib tsoo | Lub rooj vibration vs shakeout | +$1-2 / daim (ua tiav) |
Daim ntawv sib piv cov txheej txheem 5-kab saum toj no qhia txog 5 kauj ruam txheej txheem thiab 5 yam khoom siv sib xws thiab qhov sib txawv ntawm tus nqi. Daim ntawv 5-kab qhia tau tias kev casting uas ploj lawm muaj tus nqi pib siab dua ntawm txhua kauj ruam (+ $ 12-17 rau ib daim), tab sis kev casting uas ploj lawm muab 2.2x lub neej qaug zog ntev dua thiab 16x qhov tsis zoo qis dua. Daim ntawv 5-kab yog lub hauv paus rauprecision cam khwb cia thoob hniavkev xaiv khoom, thiab lub rooj 5-kab yog xa mus los ntawm pab pawg muag khoom Join Machinery thaum lub sijhawm teb RFP kev yuav khoom siv hauv kev khawb av. Lub rooj 5-kab kuj qhia txog kev txhaj tshuaj quav ciab + lub plhaub ceramic ua 2 tus nqi tseem ceeb rau kev casting ploj-quav.
ISO 8062-3 CT6 vs CT11 qib kev kam rau siab - 8-theem kev kam rau siab rau cov hniav thoob
Tus qauv thoob ntiaj teb ISO 8062-3 txhais 16 qib kev kam rau siab ntawm kev ua casting (CT1 txog CT16) raws li cov txheej txheem casting thiab cov khoom siv, thiab 8 qib kev kam rau siab feem ntau rau cov hniav thoob OEM hloov yog CT4 / CT5 / CT6 / CT7 / CT8 / CT9 / CT10 / CT11. Qib kev kam rau siab CT6 (± 0.3 hli) yog tus qauv rau kev ua casting poob-wax raws li ISO 8062-3, thiab qib kev kam rau siab CT11 (± 2.4 hli) yog tus qauv rau kev ua casting xuab zeb raws li ISO 8062-3. Lub rooj kam rau siab 8-theem yog tus qauv siv rau Join Machinery rau cov lus qhia txog kev kam rau siab casting, thiab lub rooj kam rau siab 8-theem yog siv los ntawm pab pawg neeg yuav khoom hauv kev khawb av thaum lub sijhawm ntsuam xyuas tus neeg muag khoom.
Daim ntawv qhia qib kev kam rau siab 8-kab hauv qab no qhia txog qib kev kam rau siab 8 thiab 8 tus nqi kev kam rau siab sib xws, txheej txheem casting, thiab kev siv cov hniav thoob. Daim ntawv qhia 8-kab yog tus qauv siv rau Join Machinery rau ISO 8062-3 kev qhia txog kev kam rau siab, thiab daim ntawv qhia 8-kab yog siv los ntawm pab pawg muag khoom Join Machinery thaum lub sijhawm sib tham txog daim ntawv cog lus OEM.
| Qib kam rau siab | Tag nrho kev kam rau siab | Cov txheej txheem casting | Daim ntawv thov hniav thoob | Koom nrog tus qauv Machinery |
|---|---|---|---|---|
| CT4 | ± 0.18 hli | Cov quav ciab ploj + tom qab tshuab | Kev Ua Tau Zoo OEM | Kev hloov kho dua tshiab xaiv tau |
| CT5 | ± 0.24 hli | Cov khoom siv zoo tshaj plaws uas ploj lawm | OEM siab heev | Xaiv tau |
| CT6 | ± 0.3 hli | Tus qauv ntawm cov quav ciab uas ploj lawm | OEM hloov tus qauv | Lub sijhawm pib |
| CT7 | ± 0.5 hli | Kev lag luam poob-wax | Kev Lag Luam OEM | Xaiv tau |
| CT8 | ± 0.8 hli | Kev tsim cov plhaub | Nruab Nrab-spec OEM | Tsis muaj |
| CT9 | ± 1.2 hli | Plhaub / resin xuab zeb | Tus qauv OEM | Tsis muaj |
| CT10 | ± 1.8 hli | Xuab zeb ntsuab + machining | Kev hloov pauv nyiaj txiag | Tsis muaj |
| CT11 | ± 2.4 hli | Cov xuab zeb-casted feem ntau | Kev hloov nyiaj txiag | Tsis tau siv |
Lub rooj qhia qib kev kam rau siab 8-kab saum toj no qhia txog 8 qib kev kam rau siab ISO 8062-3 thiab 8 cov txheej txheem casting sib xws. Lub rooj qhia 8-kab tias CT6 (± 0.3 hli) cov quav ciab ploj yog lub neej ntawd Join Machinery rau OEM hloov tus qauv, nrog CT4 / CT5 / CT7 ua kev hloov kho lossis txo qis xaiv tau. Lub rooj qhia 8-kab yog lub hauv paus raukev tswj xyuas qhov zoo ntawm cov txheej txheem castingcov ntaub ntawv pov thawj, thiab lub rooj 8-kab yog siv los ntawm pab pawg neeg yuav khoom hauv kev khawb av thaum lub sijhawm soj ntsuam tus neeg muag khoom. Lub rooj 8-kab kuj qhia txog kev kam rau siab ntawm CT11 xuab zeb ntawm ± 2.4 hli, uas yog 8x xoob dua li CT6 poob-wax thiab tsim teeb meem cuam tshuam nrog lub adapter.
Qhov roughness ntawm qhov chaw Ra 6.3 vs Ra 25 μm — 4x qhov sib txawv ntawm qhov du rau lub sijhawm ua haujlwm ntawm cov hniav thoob
Qhov kev sib piv ntawm qhov roughness ntawm qhov chaw ntawm kev casting uas ploj lawm (Ra 6.3 μm) thiab kev casting xuab zeb (Ra 25 μm) yog qhov sib txawv ntawm 4x smoothness uas cuam tshuam ncaj qha rau lub sijhawm machining thiab tus nqi tom qab casting. Qhov Ra 6.3 μm surface roughness los ntawm kev casting uas ploj lawm txo lub sijhawm machining tom qab casting los ntawm 30-40% piv rau Ra 25 μm surface roughness los ntawm kev casting xuab zeb, thiab qhov txo 30-40% machining lub sijhawm txhais tau tias $ 4-6 ib daim txuag nqi hauv cov kauj ruam machining. Qhov ntsuas Ra yog raws li ISO 1302 surface roughness tus qauv, thiab qhov kev sib piv Ra 6.3 vs Ra 25 μm yog tus qauv siv rau Join Machinery rau qhov casting surface finish specification.
Daim ntawv sib piv qhov roughness ntawm 5-kab hauv qab no qhia txog 5 qib roughness ntawm qhov chaw thiab 5 cov txheej txheem casting, lub sijhawm machining, thiab cov nqi. Daim ntawv 5-kab yog tus qauv siv rau Join Machinery rau cov lus qhia txog qhov tiav ntawm qhov chaw, thiab daim ntawv 5-kab yog siv los ntawm pab pawg muag khoom Join Machinery thaum lub sijhawm sib tham txog daim ntawv cog lus OEM.
| Qib nto | Tus nqi Ra | Cov txheej txheem casting | Lub sijhawm ua haujlwm | Kev cuam tshuam ntawm tus nqi |
|---|---|---|---|---|
| N5 (daim iav) | Ra 0.4 μm | Cov tshuaj pleev xim ploj + tom qab txhuam | + 25 feeb/daim | +$8-12 / daim (nqi kim dua) |
| N6 (zoo) | Ra 0.8 μm | Cov quav ciab ploj + kev ua kom lub teeb | + 15 feeb/daim | +$4-6 / daim |
| N7 (nruab nrab) | Ra 6.3 μm | Tus qauv ntawm cov quav ciab uas ploj lawm | Txheem 5 feeb | Lub hauv paus |
| N8 (tsis muaj zog) | Ra 12.5 μm | Kev tsim cov plhaub | + 12 feeb/daim | +$3-4 / daim (ntxiv) |
| N9 (ntxhib heev) | Ra 25 μm | Cov xuab zeb-casted feem ntau | + 25 feeb/daim | +$4-6 / daim (ntxiv) |
Lub rooj 5-kab ntawm qhov roughness saum toj no qhia txog 5 qib ntawm qhov chaw thiab 5 cov txheej txheem casting sib xws. Lub rooj 5-kab qhia tias N7 (Ra 6.3 μm) cov quav ciab ploj yog tus qauv pib ntawm Join Machinery, thiab lub rooj 5-kab yog lub hauv paus rau qhov kev qhia txog qhov tiav ntawm qhov chaw RFP ntawm kev yuav khoom hauv av. Lub rooj 5-kab kuj qhia txog kev txo lub sijhawm ua haujlwm 30-40% rau cov quav ciab ploj piv rau cov xuab zeb-cast, uas txhais tau tias $ 4-6 ib daim txuag nqi. Lub rooj 5-kab yog hais txog los ntawm pab pawg muag khoom Join Machinery thaum lub sijhawm sib tham txog daim ntawv cog lus OEM, thiab lub rooj 5-kab yog lub hauv paus rau kev tshuaj xyuas TCO ntawm cov hniav thoob.
Cov ntaub ntawv txog lub neej qaug zog 60 hnub — 6,200 vs 2,800 lub voj voog + kev tshuaj xyuas hom kev ua tsis tiav
Cov ntaub ntawv xeem qaug zog ntawm Sunrise Mining 60-hnub qhov chaw khawb tooj liab yog qhov tshwm sim zoo tshaj plaws ntawm kev xeem hauv thaj chaw khawb av hauv South America rau kev sib piv cov hniav poob-wax piv rau cov hniav xuab zeb-cast. Cov xwm txheej xeem yog: (1) qhov chaw xeem ntawm Sunrise Mining Peru qhov chaw khawb tooj liab, (2) lub tshuab xeem ntawm Komatsu PC800LC-8 excavator nrog lub peev xwm thoob 4.5 m³, (3) cov khoom xeem ntawm cov hlau tooj liab nrog Mohs hardness 4-5 thiab cov ntsiab lus abrasive silica 8-12%, (4) lub voj voog xeem ntawm 12-teev hloov pauv rau 5 hnub ua haujlwm sib law liag (60 hnub tag nrho kev ua haujlwm), (5) pawg xeem ntawm 60 hniav ib qho txheej txheem casting (lost-wax V51TL Join Machinery + xuab zeb-cast V51TL hauv tsev). Qhov kev xeem 5-xwm txheej tau tsim cov ntaub ntawv sib piv 2-batch hauv qab no.
Daim ntawv qhia txog kev sim qaug zog 60 hnub hauv qab no qhia txog kev sib piv 2 pawg thoob plaws 5 qhov ntsuas kev qaug zog. Daim ntawv qhia txog kev sim qaug zog 60 hnub yog tus qauv siv rau kev sib piv cov txheej txheem casting, thiab daim ntawv qhia txog kev sim qaug zog 60 hnub yog siv los ntawm pab pawg neeg yuav khoom hauv kev khawb av thaum lub sijhawm ntsuam xyuas cov neeg muag khoom.
| Kev Ntsuas | Cov quav ciab ploj V51TL (Koom nrog Machinery) | Xuab zeb-cast V51TL (domestic) | Qhov txawv | Kev cuam tshuam rau kev txiav txim siab |
|---|---|---|---|---|
| Cov voj voog mus rau thawj qhov tawg | 6,200 lub voj voog | 2,800 lub voj voog | +121% (ntev dua) | Lub neej ntev |
| Hom kev ua tsis tiav | Maj mam hnav (ductile) | Sudden chipping (brittle) | Kwv yees tau vs. Tam sim ntawd | Kev npaj txij nkawm |
| Qhov siab ntawm kev ntxhov siab | 480 MPa | 320 MPa | +50% (siab dua) | Kev kam rau siab |
| Tus nqi tsis zoo | 0.5% (1 daim) | 8.3% (5 daim) | -94% (qis dua) | QC tus nqi tsis lees paub |
| Tag nrho cov nqi / teev | $0.84 / teev | $0.93 / teev | -10% (qis dua) | TCO |
Daim ntawv qhia txog kev sim qaug zog 5-kab 60-hnub saum toj no qhia txog kev sib piv 2-pawg thoob plaws 5 qhov ntsuas kev qaug zog. Daim ntawv qhia 5-kab qhia tias cov quav ciab poob yeej ntawm txhua 5 qhov ntsuas (lub voj voog mus rau thawj qhov tawg, hom kev ua tsis tiav, qhov siab ntawm kev ntxhov siab, qhov nrawm ntawm qhov tsis xws luag, tag nrho cov nqi ib teev). Daim ntawv qhia 5-kab yog lub hauv paus raukev nug txog kev cai castingcov ntaub ntawv pov thawj, thiab lub rooj 5-kab yog siv los ntawm pab pawg neeg yuav khoom siv hauv kev khawb av thaum lub sijhawm ntsuam xyuas tus neeg muag khoom. Lub rooj 5-kab kuj qhia txog lub neej ntev txog 2.2x thiab kev kam rau siab dua 50%, uas yog lub hauv paus rau cov lus qhia tshwj xeeb rau kev siv cov khoom siv khawb av uas muaj kev cuam tshuam loj.
Rooj txiav txim siab txog qhov xwm txheej 5 seem — ntxhib / zoo / nyias phab ntsa / tuab phab ntsa / nyuaj-puab
Cov xwm txheej 5 qhov ntev rau cov hniav thoob sib raug rau 5 qhov kev nyiam ua haujlwm sib txawv, thiab 5 qhov xwm txheej ua ke npog 100% ntawm GET qhov chaw yuav khoom RFPs. Cov xwm txheej machining ntxhib (cov hniav hloov tus qauv rau kev tsim kho dav dav) nyiam cov khoom siv ploj-ciab CT6 + Ra 6.3 μm rau 30-40% machining lub sijhawm txo. Cov xwm txheej machining zoo (precision OEM hloov rau Komatsu K-Max / Caterpillar J-series) nyiam cov khoom siv ploj-ciab CT6 + Ra 6.3 μm rau 0.05-0.15 hli cuam tshuam haum. Cov xwm txheej nyias-phab ntsa (V19 / V23 cov hniav thoob me me hauv qab 5 kg) nyiam cov khoom siv ploj-ciab CT6 + Ra 6.3 μm rau kev ruaj khov nyias-phab ntsa. Cov xwm txheej tuab-phab ntsa (cov hniav khawb hnyav tshaj 50 kg) nyiam cov khoom siv ploj-ciab CT6 + Ra 6.3 μm rau kev tswj hwm shrinkage sib xws. Qhov xwm txheej ntawm cov duab sib xyaw (cov lus qhia ripper / cov tiv thaiv sidebar / geometry tshwj xeeb) nyiam cov quav ciab ploj CT5 + Ra 0.8 μm rau kev rov ua dua cov duab sib xyaw.
Daim ntawv qhia txog qhov xwm txheej 5-kab hauv qab no qhia txog 5 qhov xwm txheej thiab 5 qhov txheej txheem casting uas nyiam, qib kev kam rau siab, qhov roughness ntawm qhov chaw, thiab kev siv cov hniav bucket. Daim ntawv qhia 5-kab yog tus qauv siv rau kev xaiv cov txheej txheem casting, thiab daim ntawv qhia 5-kab yog siv los ntawm pab pawg muag khoom ntawm Join Machinery thaum lub sijhawm sib tham txog daim ntawv cog lus OEM.
| Xwm txheej | Cov txheej txheem nyiam | Kev kam rau siab | Qhov ntxhib ntawm qhov chaw | Daim Ntawv Thov |
|---|---|---|---|---|
| Nto (tus qauv) | Cov quav ciab ploj CT6 | ± 0.3 hli | Ra 6.3 μm | Cov hniav siv dav dav |
| Zoo (precision) | Cov quav ciab ploj CT6 | ± 0.3 hli | Ra 6.3 μm | Komatsu K-Max / Caterpillar J / Volvo G |
| Phab ntsa nyias nyias (V19 / V23) | Cov quav ciab ploj CT6 | ± 0.3 hli | Ra 6.3 μm | Cov hniav khawb av me me hauv qab 5 kg |
| Phab ntsa tuab (kev khawb av hnyav) | Cov quav ciab ploj CT6 | ± 0.3 hli | Ra 6.3 μm | Cov hniav hnyav tshaj 50 kg |
| Cov duab sib xyaw (ripper / sidebar) | Cov quav ciab ploj CT5 (zoo tshaj) | ± 0.24 hli | Ra 0.8 μm | Cov lus qhia ripper / cov tiv thaiv sidebar |
Daim ntawv qhia txog qhov xwm txheej 5-kab saum toj no qhia txog 5 qhov xwm txheej thiab 5 qhov kev qhia txog cov txheej txheem casting uas nyiam. Daim ntawv qhia txog 5-kab qhia tias cov tshuaj poob CT6 yog cov txheej txheem nyiam rau 4 ntawm 5 qhov xwm txheej (ntxhib / zoo / phab ntsa nyias / phab ntsa tuab), nrog rau cov tshuaj poob CT5 ua qhov kev xaiv zoo tshaj plaws rau cov xwm txheej nyuaj. Daim ntawv qhia txog 5-kab yog lub hauv paus rau kev xaiv cov txheej txheem casting hniav thoob, thiab daim ntawv qhia txog 5-kab yog siv los ntawm pab pawg neeg yuav khoom hauv kev khawb av thaum lub sijhawm soj ntsuam tus neeg muag khoom. Daim ntawv qhia txog 5-kab kuj qhia txog Ra 6.3 μm qhov roughness ntawm qhov chaw ua Join Machinery rau 4 ntawm 5 qhov xwm txheej, uas yog lub hauv paus rau kev sib tham txog daim ntawv cog lus OEM.
Kev tshuaj xyuas hom kev ua tsis zoo - qhov porosity ntawm cov quav ciab poob qis 0.5% piv rau qhov tsis zoo ntawm cov xuab zeb-cast 8% + cov xuab zeb suav nrog
Kev tshuaj xyuas hom kev puas tsuaj ntawm cov quav ciab ploj thiab xuab zeb casting qhia txog 5 pawg kev puas tsuaj ib txwm muaj nrog cov nqi tshwm sim sib txawv: (1) shrinkage porosity - ploj-ciab = 0.5% vs xuab zeb-cast = 4%, qhov sib txawv 8x vim yog kev tswj hwm kev khov kho ntawm cov txheej txheem ploj-ciab; (2) qhov tsis zoo ntawm qhov chaw (kab nrib pleb / quav / kaw txias) - ploj-ciab = 0.1% vs xuab zeb-cast = 8%, qhov sib txawv 80x vim yog qhov pwm ceramic du; (3) xuab zeb suav nrog - ploj-ciab = 0% (tsis muaj pwm xuab zeb) vs xuab zeb-cast = 2-3% (cov xuab zeb me me hauv qhov casting), qhov sib txawv 200x; (4) roj porosity - ploj-ciab = 0.2% vs xuab zeb-cast = 1.5%, qhov sib txawv 7.5x vim yog kev tswj hwm dewaxing + lub plhaub ua ntej cua sov; (5) qhov ntev tsis raws li qhov tau teev tseg - cov quav ciab ploj = 0.1% vs xuab zeb-cam = 5%, qhov sib txawv 50x vim yog qhov sib txawv ntawm kev kam rau siab CT6 vs CT11. Kev tshuaj xyuas qhov tsis zoo 5-qeb yog tus qauv siv rau kev sib piv zoo ntawm kev cam khwb cia.
Daim ntawv tshuaj xyuas hom kev puas tsuaj 5-kab hauv qab no qhia txog 5 pawg kev puas tsuaj thiab 5 qhov sib xws ntawm cov quav ciab poob piv rau cov xuab zeb-cast defect. Daim ntawv 5-kab yog tus qauv siv rau Join Machinery rau cov ntaub ntawv pov thawj casting defect, thiab daim ntawv 5-kab yog siv los ntawm pab pawg QC Join Machinery thaum lub sijhawm txheeb xyuas txhua qhov kev xa khoom.
| Pawg tsis zoo | Tus nqi ntawm cov quav ciab uas ploj lawm | Tus nqi xuab zeb-cast | Qhov txawv | Txoj kev nrhiav pom |
|---|---|---|---|---|
| Kev ua kom cov porosity ntsws | 0.5% | 4% | qis dua 8 zaug | Kev tshuaj xyuas PT / RT |
| Qhov tsis zoo ntawm qhov chaw | 0.1% | 8% | qis dua 80x | Pom kev + qhov ntev |
| Kev suav nrog xuab zeb | 0% (tsis muaj pwm xuab zeb) | 2-3% | qis dua 200x | Kev Pom Kev + X-ray |
| Cov roj porosity | 0.2% | 1.5% | qis dua 7.5x | Kev tshuaj xyuas X-ray |
| Qhov ntev ntawm OOS | 0.1% | 5% | qis dua 50x | Kev ntsuas CMM |
Daim ntawv tshuaj xyuas hom kev puas tsuaj 5-kab saum toj no qhia txog 5 pawg kev puas tsuaj thiab 5 qhov sib xws ntawm cov quav ciab poob thiab cov nqi ntawm cov xuab zeb pov tseg. Daim ntawv 5-kab qhia tias cov quav ciab poob yeej ntawm txhua 5 pawg kev puas tsuaj, nrog rau kev suav nrog xuab zeb qhia qhov sib txawv loj tshaj plaws (qis dua 200x rau cov quav ciab poob vim tsis muaj pwm xuab zeb). Daim ntawv 5-kab yog lub hauv paus rau cov ntaub ntawv pov thawj ntawm cov nqi ntawm cov khoom puas tsuaj, thiab daim ntawv 5-kab yog siv los ntawm pab pawg neeg yuav khoom hauv kev khawb av thaum lub sijhawm tshuaj xyuas tus neeg muag khoom. Daim ntawv 5-kab kuj qhia txog cov txheej txheem tshuaj xyuas (PT = kev sim nkag mus, RT = kev sim radiographic, CMM = lub tshuab ntsuas kev sib koom tes) rau txhua pawg kev puas tsuaj.
Kev faib tawm ntawm 5-qhov kev tsim kho tus nqi - kev tshuaj xyuas cov quav ciab uas ploj mus piv rau kev tshuaj xyuas TCO uas siv xuab zeb
Kev tshuaj xyuas tus nqi tsim khoom ntawm cov quav ciab uas ploj lawm piv rau cov xuab zeb uas raug pov tseg tau muab tus nqi FOB rau ib daim ua 5 yam khoom siv: (1) cov khoom siv raw - cov quav ciab uas ploj lawm = $14-18 ib daim piv rau cov xuab zeb uas raug pov tseg = $10-14 ib daim, tus nqi siab dua 30-40% vim yog cov khoom siv hlau siab dua; (2) cov qauv quav ciab + lub plhaub ceramic - cov quav ciab uas ploj lawm = $6-8 ib daim piv rau cov xuab zeb uas raug pov tseg = $0 (tsis muaj cov qauv quav ciab); (3) kev siv tshuab - cov quav ciab uas ploj lawm = $4-6 ib daim (tsawg dua kev siv tshuab vim CT6 + Ra 6.3) piv rau cov xuab zeb uas raug pov tseg = $8-12 ib daim (ntau dua kev siv tshuab vim CT11 + Ra 25), txo qis 30-50%; (4) kev ua haujlwm dua + qhov tsis zoo - cov quav ciab uas ploj lawm = $1-2 ib daim (0.5% tus nqi tsis zoo) piv rau cov xuab zeb uas raug pov tseg = $4-6 ib daim (8% tus nqi tsis zoo), txo qis 70-80%; (5) lub neej TCO — cov quav ciab ploj = $5-8 txuag tau ib daim (2.2x lub neej txuas ntxiv) piv rau cov xuab zeb cam = $0. Tus nqi tag nrho 5-feem rau ib daim yog $36-48 rau cov quav ciab ploj piv rau $22-26 rau cov xuab zeb cam.
Daim ntawv qhia txog tus nqi tsim kho 5-kab hauv qab no qhia txog 5 yam khoom siv thiab 5 yam nqi uas sib xws nrog cov nqi poob-wax piv rau cov nqi xuab zeb-cast. Daim ntawv qhia 5-kab yog tus qauv siv rau kev tshuaj xyuas tus nqi tsim kho, thiab daim ntawv qhia 5-kab yog siv los ntawm pab pawg muag khoom ntawm Join Machinery thaum lub sijhawm sib tham txog daim ntawv cog lus OEM.
| Tus nqi ntawm cov khoom | Cov quav ciab uas ploj lawm | Xuab zeb-cast | Qhov txawv | % ntawm tag nrho |
|---|---|---|---|---|
| Cov khoom siv raw | $14-18 / daim | $10-14 / daim | +30-40% | 40-45% |
| Siv quav ciab + plhaub | $6-8 / daim | $0 | +$6-8 | 15-20% |
| Kev siv tshuab | $4-6 / daim | $8-12 / daim | -30-50% | 10-15% |
| Ua haujlwm dua + qhov tsis zoo | $1-2 / daim | $4-6 / daim | -70-80% | 3-5% |
| Kev txuag nyiaj TCO rau lub neej | -$5-8 / daim | $0 | +$5-8 txuag tau | -10-15% |
| Tag nrho ib daim | $36-48 / daim | $22-26 / daim | +60-90% | 100% |
| Tag nrho cov nqi / teev | $0.84 / teev | $0.93 / teev | -10% | TCO |
Lub rooj tsim kho nqi 7-kab saum toj no qhia txog 5 yam khoom siv nqi ntxiv rau 2 kab luv luv (tag nrho ib daim + tag nrho tus nqi ib teev). Lub rooj 7-kab qhia tias cov quav ciab ploj muaj tus nqi pib siab dua 60-90% tab sis tus nqi tag nrho qis dua 10% rau ib teev ua haujlwm. Lub rooj 7-kab yog lub hauv paus rau kev sib piv tus nqi RFP kev yuav khoom hauv kev khawb av, thiab lub rooj 7-kab yog hais txog los ntawm pab pawg muag khoom Join Machinery thaum lub sijhawm sib tham txog daim ntawv cog lus OEM. Lub rooj 7-kab kuj qhia txog cov khoom siv raw ua tus nqi loj tshaj plaws ntawm 40-45% ntawm tag nrho, thiab lub neej TCO txuag ntawm -10-15% ua qhov laj thawj tseem ceeb rau kev them nqi quav ciab ploj.
Koom nrog Machinery FAQ thauj tog rau nkoj — "poob-wax nkaus xwb · tsis muaj xuab zeb casting lossis forging" 官网原文
Cov Lus Nug Txog Kev Siv Join Machinery hauv lub vev xaib ntawm lub tuam txhab (https://www.nbjm-china.com/about-us/) hais meej meej tias: "Tag nrho peb cov khoom tsim los ntawm kev siv cov quav ciab pov tseg xwb, tsis muaj kev siv xuab zeb pov tseg lossis kev sib tsoo, nrog rau cov txheej txheem kho cua sov heev, qhov nyuaj sab hauv yog 48 HRC thiab sab nraud yog 50 HRC." Cov lus nug txog kev siv FAQ no yog kev cog lus tias cov kab tsim khoom Join Machinery ua haujlwm 100% kev siv cov quav ciab pov tseg yam tsis muaj kev siv xuab zeb pov tseg lossis kev sib tsoo, thiab cov lus nug txog kev siv FAQ yog lub hauv paus rau kev teb RFP ntawm European thiab North American GET. Cov lus nug txog kev siv FAQ kuj qhia txog kev cog lus kho cua sov ntawm Join Machinery: qhov nyuaj sab hauv yog 48 HRC (lub hauv paus) thiab qhov nyuaj sab nraud yog 50 HRC (qhov chaw), uas tsim cov khoom siv Charpy 35-45 J uas muaj zog cuam tshuam.
Cov Lus Nug Txog Kev Koom Tes Machinery kuj hais txog qhov nyuaj ntawm lub adapter: "Peb lub adapter hardness yog HRC40-45, nrog rau cov txheej txheem kho cua sov kom paub tseeb tias nws nyuaj thiab muaj zog heev, yog li tom qab hloov cov hniav thoob 7-10 zaug tus neeg siv kawg yuav tsum hloov cov adapters." Cov lus nug txog lub adapter yog lub hauv paus rau qhov kev hloov pauv piv 7-10x, thiab cov lus nug txog lub adapter yog lub hauv paus rau Komatsu K-Max series, Caterpillar J-series, thiab Volvo G-series hloov GET qhov chaw engineering specification.
Daim ntawv teev lus nug txog kev sib txuas ntawm 4-kab Join Machinery hauv qab no qhia txog 4 lub ntsiab lus nug txog kev sib txuas thiab 4 cov lus teb txog kev sib txuas ntawm 4 kab los ntawm lub vev xaib Join Machinery. Daim ntawv teev lus nug txog 4-kab yog daim ntawv siv rau cov ntaub ntawv nug txog kev sib txuas, thiab daim ntawv teev lus nug txog 4-kab yog siv los ntawm pab pawg muag khoom Join Machinery thaum lub sijhawm sib tham txog daim ntawv cog lus OEM.
| Cov Lus Nug Feem Ntau | Official FAQ nqe lus (原文) | Kev cog lus ua haujlwm engineering | Kev cuam tshuam ntawm kev yuav khoom |
|---|---|---|---|
| Cov txheej txheem casting | Tsuas yog siv cov quav ciab uas ploj lawm xwb, tsis muaj kev xuab zeb casting lossis forging. | 100% ploj-wax | CT6 + Ra 6.3 tus qauv |
| Kev kho cua sov | "Qhov nyuaj sab hauv yog 48 HRC thiab sab nraud yog 50 HRC" | Txheej txheem 5 kauj ruam | 35-45 J Charpy impact |
| Qhov nyuaj ntawm lub adapter | "Qhov nyuaj ntawm lub adapter yog HRC40-45" | 7-12 HRC qhov sib txawv | 7-10x qhov sib piv hloov pauv |
| Cov khoom siv raw | "Cov Hlau Alloy Qib Siab" | Cov hlau zoo tshaj plaws | K40RC / K50RC / V51TL series |
Lub rooj 4-kab FAQ anchor saum toj no qhia txog 4 lub ncauj lus FAQ thiab 4 cov lus hais txog Join Machinery. Lub rooj 4-kab qhia txog kev cog lus engineering ntawm Join Machinery (100% ploj-wax + 5-kauj ruam kev kho cua sov + 40-45 HRC adapter + premium alloy), thiab lub rooj 4-kab yog lub hauv paus rau cov ntaub ntawv RFP rau kev yuav khoom hauv mining. Lub rooj 4-kab kuj qhia txog Join Machinery FAQ ua qhov chaw muaj cai rau cov lus qhia ntawm daim ntawv cog lus OEM, thiab lub rooj 4-kab yog xa mus los ntawm pab pawg muag khoom Join Machinery thaum lub sijhawm sib tham txog daim ntawv cog lus OEM.
Daim ntawv teev npe RFP rau kev yuav khoom hauv 6-cheeb tsam - txheej txheem / kev kam rau siab / Ra / qaug zog / daim ntawv pov thawj / lub sijhawm ua ntej
Feem ntau, RFP rau cov hniav khawb av muaj 6 qhov chaw yuav khoom: (1) cov txheej txheem casting (tsuas yog siv cov quav ciab xwb), (2) qhov ntev raws li ISO 8062-3 (CT6 tus qauv), (3) qhov roughness ntawm qhov chaw raws li ISO 1302 (Ra 6.3 μm tus qauv), (4) lub neej qaug zog raws li ISO 1099 (≥ 6,000 lub voj voog tus qauv), (5) daim ntawv pov thawj khoom siv (hlau alloy + cov ntaub ntawv kho cua sov), (6) lub sijhawm ua haujlwm (hnub ua haujlwm). 6 qhov chaw yuav khoom ua ke txiav txim siab qhov kev teb RFP rau kev yuav khoom khawb av, thiab 6 qhov chaw yog lub hauv paus rau kev sib tham txog daim ntawv cog lus OEM ntawm Join Machinery. 6 qhov chaw yuav khoom feem ntau tau teev tseg hauv daim ntawv RFP rau kev yuav khoom khawb av, thiab 6 qhov chaw yog tus qauv siv rau GET qhov chaw yuav khoom.
Daim ntawv teev cov npe yuav khoom 6-qhov hauv qab no qhia txog 6 qhov chaw yuav khoom thiab 6 tus nqi sib xws rau cov hniav Join Machinery uas ploj-ciab V51TL. Daim ntawv teev 6-qhov yog tus qauv siv rau Join Machinery rau cov lus teb RFP rau kev yuav khoom hauv av, thiab daim ntawv teev 6-qhov yog siv los ntawm pab pawg muag khoom Join Machinery thaum lub sijhawm sib tham txog daim ntawv cog lus OEM.
| Kev yuav khoom teb | Cov quav ciab ploj V51TL tsis siv neeg | Siv cov xuab zeb-cast V51TL | Kev sib tham sib txuas lus |
|---|---|---|---|
| Cov txheej txheem casting | Tsuas yog cov quav ciab uas ploj lawm xwb | Xuab zeb-cast (tsis lees txais) | Kev cog lus V11-c |
| Kev kam rau siab (ISO 8062-3) | CT6 ± 0.3 hli | CT11 ± 2.4 hli | Kev txhim kho CT5 (+8%) |
| Nto (ISO 1302) | Ra 6.3 μm | Ra 25 μm | Ra 0.8 txhim kho (+ 12%) |
| Kev qaug zog (ISO 1099) | ≥ 6,200 lub voj voog | 2,800 lub voj voog | Daim ntawv qhia txog kev sim ib qho khoom xa tuaj |
| Daim ntawv pov thawj khoom siv | Cov hlau alloy + cov ntaub ntawv kho cua sov | Khoom siv xwb | PPAP / FAI muaj |
| Lub sijhawm ua thawj coj | 25-30 hnub ua haujlwm | 15-20 hnub ua haujlwm | Kev nrawm + 20% nqi zog |
Daim ntawv teev cov khoom yuav khoom 6-qhov saum toj no qhia txog 6 qhov chaw yuav khoom thiab 6 tus nqi sib xws rau cov hniav V51TL uas ploj lawm. Daim ntawv teev 6-qhov qhia tau tias ploj lawm V51TL yog qhov kev qhia tshwj xeeb, thiab daim ntawv teev 6-qhov yog lub hauv paus rau kev sib tham txog daim ntawv cog lus yuav khoom siv hauv av. Daim ntawv teev 6-qhov yog lub hauv paus rau kev teb RFP ntawm pab pawg muag khoom Join Machinery, thiab daim ntawv teev 6-qhov yog pab pawg yuav khoom siv hauv av xa mus rau thaum xaiv tus neeg muag khoom. Daim ntawv teev 6-qhov kuj qhia txog kev sib tham txog kev siv zog thoob plaws 6 qhov chaw yuav khoom, thiab kev sib tham txog 6-qhov yog lub hauv paus rau cov nqe lus cog lus OEM.
Kev kawm txog engineering — kev casting uas ploj lawm yog cov txheej txheem tseem ceeb rau 70% ntawm kev yuav khoom seem hauv European thiab North American GET
Zaj lus qhia tseem ceeb tshaj plaws los ntawm 32 daim ntawv thov RFP rau kev yuav khoom hauv Tebchaws Europe thiab North America uas pab pawg Join Machinery engineering tau txhawb nqa dhau 16+ xyoo dhau los ntawm kev xa tawm cov khoom GET yog tias kev pov tseg cov quav ciab yog cov txheej txheem tseem ceeb rau 70% ntawm kev yuav khoom hauv Tebchaws Europe thiab North America GET. Cov txheej txheem pov tseg cov quav ciab muab qhov sib npaug zoo tshaj plaws thoob plaws 5 qhov kev txiav txim siab yuav khoom: kev kam rau siab ntawm CT6 ± 0.3 hli ib ISO 8062-3, qhov roughness ntawm Ra 6.3 μm ib ISO 1302, lub neej qaug zog ntawm 6,200 lub voj voog ib ISO 1099, tus nqi tsis zoo ntawm 0.5% ib qho kev xa khoom, thiab tag nrho tus nqi ib teev ua haujlwm ntawm $ 0.84. 5 qhov kev ntsuas ua ke ua rau kev pov tseg cov quav ciab yog qhov kev xaiv tsis siv neeg rau 70% ntawm kev yuav khoom hauv Tebchaws Europe thiab North America suav nrog Sunrise Mining (Peru), Glencoe Quarry (Scotland), thiab Bardon Hill Quarry (UK).
Rau qhov xwm txheej hloov pauv 15% ntawm cov peev nyiaj (tus neeg cog lus me / daim ntawv thov tsis tseem ceeb), qhov kev xaiv zoo tshaj plaws yog xuab zeb-cast ntawm $ 22-26 ib daim. Rau qhov xwm txheej OEM precision 10% (Komatsu K-Max / Caterpillar J-series OEM hloov), qhov kev xaiv zoo tshaj plaws ntawm cov roj hmab ploj CT5 ntawm $ 44-58 ib daim yog qhov kev xaiv zoo tshaj plaws. Rau qhov xwm txheej khawb av tshwj xeeb 5% (cov lus qhia ripper / cov khoom tiv thaiv sidebar / cov duab nyuaj), qhov kev xaiv zoo tshaj plaws ntawm cov roj hmab ploj CT5 + Ra 0.8 μm ntawm $ 55-75 ib daim yog qhov kev xaiv zoo tshaj plaws. Qhov kev nyiam casting 4-tier (sand-cast CT11 / lost-wax CT6 / lost-wax CT5 / lost-wax CT5+Ra 0.8) npog 100% ntawm GET qhov chaw yuav khoom RFP, thiab qhov kev nyiam casting 4-tier yog Join Machinery tus qauv siv rau OEM RFP teb. Xin Jack thiab pab pawg tsim khoom Join Machinery txhawb nqa cov pab pawg yuav khoom siv hauv kev khawb av nrog daim ntawv qhia txog qhov ntev ntawm cov khoom xa tuaj ISO 8062-3 CT6, daim ntawv qhia txog qhov ntxhib ntawm qhov chaw ib pawg ISO 1302, daim ntawv qhia txog kev sim qaug zog ntawm cov khoom xa tuaj, kev sib tham txog daim ntawv cog lus OEM, thiab kev xa khoom raws sijhawm rau lub voj voog teb RFP ntawm cov hniav khawb av.
Cov lus nug ntawm pab pawg neeg yuav khoom hauv kev khawb av txog kev poob-wax piv rau kev xuab zeb casting rau cov hniav thoob
Qhov txawv ntawm kev siv quav ciab lost-wax investment casting thiab sand casting rau cov hniav thoob yog dab tsi?
Qhov sib txawv no muaj 5 qhov ntev: (1) qhov ntev raws li ISO 8062-3 — cov quav ciab ploj CT6 (± 0.3 hli) vs cov xuab zeb cam CT11 (± 2.4 hli); (2) qhov roughness ntawm qhov chaw raws li ISO 1302 — cov quav ciab ploj Ra 6.3 μm vs cov xuab zeb cam Ra 25 μm; (3) lub neej qaug zog — cov quav ciab ploj 6,200 lub voj voog vs cov xuab zeb cam 2,800 lub voj voog; (4) qhov tsis zoo — cov quav ciab ploj 0.5% shrinkage porosity vs cov xuab zeb cam 8% qhov tsis zoo ntawm qhov chaw + cov xuab zeb suav nrog; (5) tag nrho tus nqi ib teev ua haujlwm — cov quav ciab ploj $0.84 vs cov xuab zeb cam $0.93, txo 10% TCO txawm tias tus nqi pib siab dua 60-90%.
Vim li cas Join Machinery tsuas yog siv cov khoom siv lost-wax casting rau cov hniav thoob?
Join Machinery tsuas yog siv cov khoom siv lost-wax casting rau 4 qhov laj thawj engineering: (1) qhov tseeb ntawm qhov ntev - CT6 qhov kev kam rau siab tseem ceeb rau kev haum ntawm cov hniav thoob; (2) qhov tiav ntawm qhov chaw - Ra 6.3 μm txo lub sijhawm ua haujlwm tom qab casting los ntawm 30-40%; (3) lub neej qaug zog - 6,200 lub voj voog vs 2,800 lub voj voog rau xuab zeb-cast; (4) qhov tsis xws luag - 0.5% shrinkage porosity vs 8% qhov tsis xws luag ntawm qhov chaw rau xuab zeb-cast.
ISO 8062-3 CT6 vs CT11 qib kev kam rau siab rau cov hniav thoob yog dab tsi?
Qib kev kam rau siab ISO 8062-3 CT6 vs CT11 muaj 8 theem: CT4 (± 0.18 hli) / CT5 (± 0.24 hli) / CT6 (± 0.3 hli) / CT7 (± 0.5 hli) / CT8 (± 0.8 hli) / CT9 (± 1.2 hli) / CT10 (± 1.8 hli) / CT11 (± 2.4 hli). Qhov kam rau siab CT6 uas ploj lawm yog qhov tseem ceeb rau qhov sib txawv ntawm 0.05-0.15 hli ntawm lub thoob hniav thiab lub adapter, thiab qhov kam rau siab CT11 xuab zeb yog xoob dhau rau qhov sib txawv.
Tus nqi sib txawv ntawm cov quav ciab thiab cov xuab zeb casting rau cov hniav thoob yog dab tsi?
Tus nqi sib txawv muaj 5 yam: (1) cov khoom siv raw — cov quav ciab ploj = $14-18 piv rau cov xuab zeb cam = $10-14; (2) cov qauv quav ciab + lub plhaub ceramic — cov quav ciab ploj = $6-8 piv rau cov xuab zeb cam = $0; (3) kev siv tshuab — cov quav ciab ploj = $4-6 piv rau cov xuab zeb cam = $8-12; (4) kev ua haujlwm dua + qhov tsis zoo — cov quav ciab ploj = $1-2 piv rau cov xuab zeb cam = $4-6; (5) tag nrho tus nqi ib daim — cov quav ciab ploj = $36-48 piv rau cov xuab zeb cam = $22-26. Txawm hais tias tus nqi pib siab dua 60-90%, cov quav ciab ploj muab tus nqi tag nrho qis dua 10% rau ib teev ua haujlwm.
Qhov txawv ntawm lub neej qaug zog ntawm cov quav ciab thiab cov xuab zeb casting rau cov hniav thoob yog dab tsi?
Qhov sib txawv ntawm lub neej qaug zog muaj 3 qhov sib txawv: (1) voj voog mus txog thawj qhov tawg raws li ISO 1099 — ploj-ciab 6,200 voj voog vs xuab zeb-cast 2,800 voj voog; (2) hom kev ua tsis tiav — ploj-ciab ua tsis tiav los ntawm kev hnav maj mam (ductile) vs xuab zeb-cast ua tsis tiav los ntawm kev tawg sai sai (brittle); (3) cyclic stress amplitude — ploj-ciab ua tau 480 MPa vs xuab zeb-cast ua tau 320 MPa, uas ua tau 50% siab dua kev ua siab ntev.
Tus nqi FOB ib txwm muaj rau cov hniav thoob uas ploj lawm piv rau cov hniav thoob uas xuab zeb pov tseg yog dab tsi?
Tus nqi FOB ib txwm rau cov hniav thoob uas ploj lawm yog $36-48 ib daim (Join Machinery V51TL / V43TL / K40RC), thiab tus nqi FOB ib txwm rau cov hniav thoob uas xuab zeb yog $22-26 ib daim. Tus nqi ntxiv $14-22 ib daim rau cov hniav uas ploj lawm yog los ntawm 4 yam khoom siv: tus qauv quav ciab + lub plhaub ceramic, kev kam rau siab dua, qhov tsis zoo qis dua, thiab 2.2x lub neej ntev dua, uas ua ke muab 10-15% qis dua tag nrho cov nqi ib teev ua haujlwm.
Lub sijhawm tshaj tawm: Lub Yim Hli-06-2026