Epoxy granite, tseem hu ua synthetic granite, yog kev sib xyaw ntawm epoxy thiab granite uas feem ntau siv ua lwm yam khoom siv rau hauv paus cuab yeej siv tshuab. Epoxy granite siv hloov hlau thiab hlau kom txo tau kev co, siv tau ntev dua, thiab tus nqi sib dhos qis dua.
Lub hauv paus cuab yeej siv tshuab
Cov cuab yeej siv tshuab thiab lwm yam tshuab ua haujlwm siab vam khom rau qhov muaj zog heev, ruaj khov mus ntev, thiab cov yam ntxwv zoo heev ntawm cov khoom siv rau lawv qhov kev ua haujlwm zoo li qub thiab dynamic. Cov ntaub ntawv siv dav tshaj plaws rau cov qauv no yog cov hlau cam khwb cia, cov hlau welded fabrications, thiab granite ntuj. Vim tsis muaj kev ruaj khov mus ntev thiab cov khoom tsis zoo heev, cov qauv ua los ntawm hlau tsis tshua siv qhov twg xav tau kev ua haujlwm siab. Cov hlau cam khwb cia zoo uas txo kev ntxhov siab thiab annealed yuav muab qhov ruaj khov ntawm cov qauv, thiab tuaj yeem pov rau hauv cov duab nyuaj, tab sis xav tau cov txheej txheem machining kim heev los tsim cov nto precision tom qab casting.
Cov granite zoo ntuj tsim nyuaj nrhiav dua, tab sis muaj peev xwm damping ntau dua li cov hlau cam khwb cia. Dua li, ib yam li cov hlau cam khwb cia, kev siv cov granite ntuj tsim yog siv zog ntau thiab kim.
Cov khoom siv granite castings yog tsim los ntawm kev sib xyaw cov granite aggregates (uas raug tsoo, ntxuav, thiab ziab) nrog lub kaw lus epoxy resin ntawm qhov kub thiab txias (piv txwv li, cov txheej txheem kho txias). Quartz aggregate filler kuj tseem siv tau rau hauv cov khoom sib xyaw. Kev sib zog ua kom nruj thaum lub sijhawm molding ua rau cov aggregate sib xyaw ua ke.
Cov ntsia hlau uas muaj xov, cov phaj hlau, thiab cov kav dej txias tuaj yeem raug pov rau hauv thaum lub sijhawm ua casting. Yuav kom ua tiav qib siab dua ntawm kev ua tau ntau yam, cov linear rails, ground slide-ways thiab motor mounts tuaj yeem rov ua dua lossis grouted-in, yog li tshem tawm qhov xav tau kev ua haujlwm tom qab-cast. Qhov tiav ntawm qhov casting zoo ib yam li qhov pwm nto.
Cov txiaj ntsig thiab cov tsis zoo
Cov txiaj ntsig muaj xws li:
■ Kev txo qhov kev co.
■ Kev Ywj Pheej: cov kev cai linear, cov hydraulic fluid tanks, threaded inserts, cutting fluid, thiab conduit piping tuaj yeem koom ua ke rau hauv lub hauv paus polymer.
■ Kev muaj cov ntxig thiab lwm yam tso cai rau kev siv tshuab ntawm qhov casting tiav lawm kom txo tau ntau heev.
■ Lub sijhawm sib dhos raug txo los ntawm kev koom ua ke ntau yam khoom rau hauv ib qho casting.
■ Tsis xav tau qhov tuab ntawm phab ntsa sib npaug, uas ua rau koj lub hauv paus yooj yim dua.
■ Kev tiv taus tshuaj lom neeg rau feem ntau cov kuab tshuaj, cov kua qaub, cov alkalis, thiab cov kua txiav.
■ Tsis tas yuav pleev xim.
■Cov khoom sib xyaw ua ke muaj qhov ceev sib npaug li cov txhuas (tab sis cov khoom tuab dua kom ua tiav lub zog sib npaug).
■ Cov txheej txheem casting pob zeb ua los ntawm cov polymer sib xyaw siv zog tsawg dua li cov hlau castings. Cov polymer cast resins siv zog me ntsis los tsim, thiab cov txheej txheem casting yog ua tiav ntawm chav tsev kub.
Cov khoom siv epoxy granite muaj qhov cuam tshuam sab hauv zoo dua li hlau cam khwb cia txog li kaum npaug, zoo dua li granite ntuj txog li peb npaug, thiab zoo dua li cov qauv hlau ua txog li peb caug npaug. Nws tsis cuam tshuam los ntawm cov dej txias, muaj kev ruaj khov zoo heev rau lub sijhawm ntev, kev ruaj khov thermal zoo dua, kev sib zog torsional thiab dynamic siab, kev nqus suab nrov zoo heev, thiab kev ntxhov siab sab hauv tsis muaj qhov tseem ceeb.
Qhov tsis zoo suav nrog lub zog qis hauv cov ntu nyias (tsawg dua 1 nti (25 hli)), lub zog tensile qis, thiab kev tiv thaiv kev poob siab qis.
Kev Taw Qhia Txog Cov Ncej Casting Mineral
Kev siv cov khoom siv hlau ua los ntawm cov pob zeb yog ib qho ntawm cov khoom siv ua vaj tse niaj hnub thiab zoo tshaj plaws. Cov chaw tsim khoom siv tshuab precision yog cov thawj coj hauv kev siv cov khoom siv hlau ua los ntawm cov pob zeb. Niaj hnub no, nws siv rau CNC milling tshuab, drill presses, grinders thiab electric discharge machines tab tom nce siab, thiab cov txiaj ntsig tsis yog tsuas yog rau cov tshuab ceev ceev xwb.
Kev ua cov khoom siv hauv cov pob zeb, tseem hu ua cov khoom siv epoxy granite, muaj cov khoom siv hauv cov pob zeb xws li xuab zeb, xuab zeb quartz, hmoov dej khov thiab cov khoom siv khi. Cov khoom siv raug sib xyaw raws li cov lus qhia meej thiab nchuav txias rau hauv cov pwm. Lub hauv paus ruaj khov yog lub hauv paus rau kev vam meej!
Cov cuab yeej siv tshuab niaj hnub yuav tsum khiav ceev dua thiab nrawm dua, thiab muab kev raug ntau dua li yav dhau los. Txawm li cas los xij, kev khiav ceev thiab kev siv tshuab hnyav ua rau muaj kev co tsis xav tau ntawm lub cev tshuab. Cov kev co no yuav muaj cov teebmeem tsis zoo rau qhov chaw ntawm qhov chaw, thiab lawv ua rau lub neej ntawm cov cuab yeej luv dua. Cov thav duab ua los ntawm cov ntxhia ua rau txo qis kev co - kwv yees li 6 npaug sai dua li cov thav duab hlau cam khwb cia thiab 10 npaug sai dua li cov thav duab hlau.
Cov cuab yeej siv tshuab uas muaj cov txaj casting minerals, xws li cov tshuab milling thiab cov tshuab grinder, muaj qhov tseeb dua thiab ua tiav qhov zoo ntawm qhov chaw. Tsis tas li ntawd, kev hnav cov cuab yeej raug txo qis thiab lub neej ua haujlwm ntev dua.
Cov khoom sib xyaw ua ke (epoxy granite) casting thav duab coj ntau qhov zoo:
- Kev Ua Duab thiab Lub Zog: Cov txheej txheem casting mineral muab qib kev ywj pheej tshwj xeeb nrog rau cov duab ntawm cov khoom. Cov yam ntxwv tshwj xeeb ntawm cov khoom siv thiab ntawm cov txheej txheem ua rau muaj lub zog siab dua thiab qhov hnyav qis dua.
- Kev koom ua ke ntawm cov khoom siv hauv paus: Cov txheej txheem casting mineral ua rau kev sib koom ua ke yooj yim ntawm cov qauv thiab cov khoom ntxiv xws li guideways, threaded inserts thiab kev sib txuas rau cov kev pabcuam, thaum lub sijhawm casting tiag tiag.
- Kev tsim cov qauv tshuab nyuaj: Yam uas yuav tsis xav txog nrog cov txheej txheem ib txwm muaj ua tau nrog kev casting mineral: Ntau qhov khoom sib xyaw tuaj yeem sib sau ua ke los tsim cov qauv nyuaj los ntawm kev sib txuas ua ke.
- Kev ntsuas qhov tseeb ntawm kev lag luam: Feem ntau cov khoom siv hauv cov pob zeb raug pov rau qhov loj kawg vim tias yuav luag tsis muaj kev sib txhuam thaum lub sijhawm ua kom tawv. Nrog rau qhov no, cov txheej txheem ua tiav kim dua tuaj yeem raug tshem tawm.
- Kev Ua Kom Tseeb: Cov nto uas siv los ua qhov chaw lossis cov chaw txhawb nqa uas muaj kev ua haujlwm zoo heev yog ua tiav los ntawm kev sib tsoo, tsim lossis kev sib tsoo ntxiv. Vim li no, ntau lub tswv yim tshuab tuaj yeem siv tau zoo nkauj thiab ua tau zoo.
- Kev ruaj khov thermal zoo: Kev ua los ntawm cov pob zeb hauv av ua rau qeeb heev rau qhov kub hloov vim tias qhov thermal conductivity qis dua li cov khoom siv hlau. Vim li no qhov kev hloov pauv kub luv luv muaj kev cuam tshuam tsawg dua rau qhov tseeb ntawm lub cuab yeej tshuab. Kev ruaj khov thermal zoo dua ntawm lub txaj tshuab txhais tau tias tag nrho cov geometry ntawm lub tshuab tau khaws cia zoo dua thiab, vim li ntawd, cov yuam kev geometric raug txo qis.
- Tsis muaj xeb: Cov khoom siv ua los ntawm cov pob zeb hauv av tiv taus cov roj, cov dej txias thiab lwm yam kua dej hnyav.
- Kev co zoo dua rau lub neej ua haujlwm ntev dua: peb cov khoom siv hauv cov pob zeb ua tiav txog li 10 npaug ntawm kev co zoo dua li hlau lossis hlau cam khwb cia. Ua tsaug rau cov yam ntxwv no, kev ruaj khov siab heev ntawm cov qauv tshuab tau txais. Cov txiaj ntsig uas qhov no muaj rau cov neeg tsim khoom siv tshuab thiab cov neeg siv yog qhov tseeb: qhov zoo dua ntawm qhov tiav ntawm cov khoom siv tshuab lossis av thiab lub neej siv ntev dua ua rau cov nqi cuab yeej qis dua.
- Ib puag ncig: Qhov cuam tshuam rau ib puag ncig thaum lub sijhawm tsim khoom raug txo qis.
Cov hlau casting ncej vs cam khwb cia hlau ncej
Saib hauv qab no cov txiaj ntsig ntawm peb cov khoom siv tshiab casting piv rau cov hlau cam khwb cia uas tau siv yav dhau los:
| Kev Ua Pob Zeb (Epoxy Granite) | Hlau cam khwb cia | |
| Kev ua kom lub cev tsis muaj zog | Siab | Qis |
| Kev Ua Haujlwm Kub | Kev ua kom sov tsawg thiab kub tshwj xeeb muaj peev xwm | Kev ua kom sov siab thiab muaj peev xwm ua kom sov tsawg |
| Cov Khoom Siv Uas Muab Tso Rau Hauv | Kev tsim qauv tsis txwv thiab Ib daim pwm thiab kev sib txuas tsis muaj teeb meem | Kev siv tshuab yuav tsum tau ua |
| Kev Tiv Thaiv Kev Xeb | Siab heev | Qis |
| Ib puag ncig Kev phooj ywg | Kev siv hluav taws xob tsawg | Kev siv hluav taws xob ntau |
Xaus lus
Kev ua cov hlau ua los ntawm cov pob zeb zoo tagnrho rau peb cov qauv CNC tshuab. Nws muaj cov txiaj ntsig zoo ntawm kev siv tshuab, kev lag luam thiab ib puag ncig. Kev siv tshuab ua cov hlau ua los ntawm cov pob zeb ua rau muaj kev co zoo heev, tiv taus tshuaj lom neeg thiab muaj txiaj ntsig zoo rau kev kub hnyiab (kev nthuav dav thermal zoo ib yam li hlau). Cov khoom sib txuas, cov xov hlau, cov sensor thiab cov txheej txheem ntsuas tuaj yeem nchuav rau hauv lub rooj sib dhos.
Cov txiaj ntsig ntawm cov pob zeb casting granite txaj machining center yog dab tsi?
Cov khoom siv ua los ntawm cov pob zeb (cov granite ua los ntawm tib neeg aka resin concrete) tau txais kev lees paub dav hauv kev lag luam tshuab rau ntau tshaj 30 xyoo ua cov khoom siv hauv tsev.
Raws li cov ntaub ntawv txheeb cais, nyob hauv Tebchaws Europe, ib ntawm txhua 10 lub tshuab siv cov khoom siv ua los ntawm cov pob zeb ua lub txaj. Txawm li cas los xij, kev siv cov kev paub tsis raug, cov ntaub ntawv tsis tiav lossis tsis raug tuaj yeem ua rau muaj kev tsis ntseeg thiab kev ntxub ntxaug rau Cov Khoom Siv Ua Los Ntawm Cov Pob Zeb. Yog li ntawd, thaum ua cov khoom siv tshiab, nws yog qhov tsim nyog los tshuaj xyuas qhov zoo thiab qhov tsis zoo ntawm cov khoom siv ua los ntawm cov pob zeb thiab piv rau lwm cov ntaub ntawv.
Lub hauv paus ntawm cov tshuab siv hauv kev tsim kho feem ntau muab faib ua cov hlau cam khwb cia, cov khoom siv ua los ntawm cov pob zeb (polymer thiab/lossis cov pob zeb ua los ntawm cov pob zeb reactive), cov qauv hlau/welded (grouting/non-grouting) thiab cov pob zeb ntuj (xws li granite). Txhua yam khoom siv muaj nws tus yam ntxwv, thiab tsis muaj cov khoom siv zoo meej. Tsuas yog los ntawm kev tshuaj xyuas qhov zoo thiab qhov tsis zoo ntawm cov khoom siv raws li cov kev cai tshwj xeeb, cov khoom siv zoo tagnrho thiaj li xaiv tau.
Ob lub luag haujlwm tseem ceeb ntawm cov ntaub ntawv qauv - lav qhov geometry, qhov chaw thiab kev nqus zog ntawm cov khoom, feem ntau muab cov kev cai ua haujlwm (static, dynamic thiab thermal performance), cov kev cai ua haujlwm / qauv (qhov tseeb, qhov hnyav, phab ntsa tuab, yooj yim ntawm cov hlau qhia) rau kev teeb tsa cov ntaub ntawv, kev ncig xov xwm, kev thauj mus los) thiab cov nqi xav tau (tus nqi, ntau npaum li cas, muaj, cov yam ntxwv ntawm lub kaw lus).
I. Cov kev cai ua tau zoo rau cov ntaub ntawv tsim kho
1. Cov yam ntxwv zoo li qub
Cov qauv rau kev ntsuas cov khoom zoo li qub ntawm lub hauv paus feem ntau yog qhov tawv ntawm cov khoom siv - qhov tsawg kawg nkaus deformation nyob rau hauv lub nra hnyav, es tsis yog lub zog siab. Rau qhov static elastic deformation, cov khoom siv minerals tuaj yeem xav txog tias yog cov khoom siv isotropic homogeneous uas ua raws li Hooke txoj cai.
Qhov ceev thiab elastic modulus ntawm cov khoom siv castings yog 1/3 ntawm cov hlau cam khwb cia. Vim tias cov khoom siv castings thiab cov hlau cam khwb cia muaj tib lub zog tshwj xeeb, nyob rau hauv tib qhov hnyav, qhov rigidity ntawm cov hlau castings thiab cov khoom siv castings yog tib yam yam tsis xav txog qhov cuam tshuam ntawm cov duab. Hauv ntau qhov xwm txheej, qhov tsim phab ntsa tuab ntawm cov khoom siv castings feem ntau yog 3 zaug ntawm cov hlau castings, thiab qhov kev tsim no yuav tsis ua rau muaj teeb meem hauv cov khoom siv kho tshuab ntawm cov khoom lossis casting. Cov khoom siv castings yog tsim rau kev ua haujlwm hauv cov chaw ib puag ncig uas nqa lub siab (piv txwv li txaj, txhawb nqa, kem) thiab tsis haum rau cov phab ntsa nyias thiab / lossis cov thav duab me me (piv txwv li rooj, pallets, hloov cuab yeej, carriages, spindle txhawb nqa). Qhov hnyav ntawm cov khoom siv feem ntau yog txwv los ntawm cov khoom siv ntawm cov chaw tsim khoom casting, thiab cov khoom siv castings saum toj no 15 tons feem ntau tsis tshua muaj.
2. Cov yam ntxwv dynamic
Qhov ceev ntawm kev tig thiab/lossis kev nrawm ntawm lub qag ntau dua, qhov tseem ceeb dua rau kev ua haujlwm ntawm lub tshuab. Kev tso chaw sai, kev hloov cov cuab yeej sai, thiab kev pub ceev ceev txuas ntxiv ua kom muaj zog ntawm lub tshuab resonance thiab dynamic excitation ntawm cov khoom siv hauv tshuab. Ntxiv nrog rau qhov tsim ntawm qhov ntev ntawm cov khoom, qhov deflection, kev faib tawm ntawm pawg, thiab dynamic stiffness ntawm cov khoom raug cuam tshuam los ntawm cov khoom siv damping ntawm cov khoom.
Kev siv cov khoom siv ua los ntawm cov pob zeb muaj txiaj ntsig zoo rau cov teeb meem no. Vim tias nws nqus tau kev co 10 npaug zoo dua li cov hlau cam khwb ib txwm muaj, nws tuaj yeem txo qhov amplitude thiab zaus ntuj tsim.
Hauv kev ua haujlwm machining xws li machining, nws tuaj yeem coj qhov tseeb dua, qhov zoo dua ntawm qhov chaw, thiab lub neej ntev dua. Tib lub sijhawm, hais txog kev cuam tshuam suab nrov, cov khoom siv castings kuj ua tau zoo los ntawm kev sib piv thiab kev txheeb xyuas ntawm cov hauv paus, kev sib kis castings thiab cov khoom siv ntawm cov ntaub ntawv sib txawv rau cov cav loj thiab centrifuges. Raws li kev tshuaj xyuas suab nrov, cov khoom siv casting tuaj yeem ua tiav qhov kev txo qis hauv zos ntawm 20% hauv qib suab nrov.
3. Cov khoom siv thermal
Cov kws tshaj lij kwv yees tias kwv yees li 80% ntawm cov cuab yeej siv tshuab ua haujlwm tsis zoo yog los ntawm cov teebmeem thermal. Kev cuam tshuam ntawm cov txheej txheem xws li cov cua sov sab hauv lossis sab nraud, kev ua kom sov ua ntej, kev hloov pauv workpieces, thiab lwm yam yog txhua yam ua rau muaj kev hloov pauv thermal. Yuav kom xaiv tau cov khoom zoo tshaj plaws, nws yog qhov tsim nyog los qhia meej txog cov khoom siv uas yuav tsum tau ua. Qhov kub tshwj xeeb siab thiab kev ua kom sov qis ua rau cov khoom siv castings muaj qhov kub zoo rau kev cuam tshuam ntawm qhov kub thiab txias ib ntus (xws li kev hloov pauv workpieces) thiab kev hloov pauv ntawm qhov kub thiab txias. Yog tias xav tau kev ua kom sov sai sai xws li lub txaj hlau lossis qhov kub ntawm lub txaj raug txwv, cov khoom siv cua sov lossis txias tuaj yeem pov ncaj qha rau hauv cov khoom siv castings kom tswj tau qhov kub thiab txias. Kev siv hom khoom siv them nyiaj kub no tuaj yeem txo qhov kev hloov pauv los ntawm qhov kub thiab txias, uas pab txhim kho qhov tseeb ntawm tus nqi tsim nyog.
II. Cov kev cai ua haujlwm thiab cov qauv
Kev ncaj ncees yog ib qho tshwj xeeb uas ua rau cov khoom siv hlau sib txawv ntawm lwm cov khoom siv hlau. Qhov kub siab tshaj plaws rau cov hlau yog 45°C, thiab ua ke nrog cov pwm thiab cov cuab yeej ua haujlwm siab, cov khoom thiab cov hlau tuaj yeem sib xyaw ua ke.
Cov txheej txheem rov ua dua tshiab kuj tseem siv tau rau ntawm cov pob zeb ua los ntawm cov pob zeb, ua rau muaj kev teeb tsa thiab cov ntsia hlau uas tsis tas yuav siv tshuab. Ib yam li lwm cov ntaub ntawv tseem ceeb, cov pob zeb ua los ntawm cov pob zeb yog raws li cov cai tsim qauv tshwj xeeb. Qhov tuab ntawm phab ntsa, cov khoom siv thauj khoom, cov ntxig tav, cov txheej txheem thauj khoom thiab tshem tawm txhua yam txawv ntawm lwm cov ntaub ntawv mus rau qee qhov, thiab yuav tsum tau xav txog ua ntej thaum tsim qauv.
III. Cov nqi yuav tsum tau ua
Txawm hais tias nws yog ib qho tseem ceeb uas yuav tsum xav txog los ntawm qhov kev xav txog kev siv tshuab, kev siv nyiaj tsim nyog tau qhia txog nws qhov tseem ceeb. Kev siv cov khoom siv ua los ntawm cov pob zeb ua rau cov engineers txuag tau ntau yam kev tsim khoom thiab kev ua haujlwm. Ntxiv rau kev txuag cov nqi machining, casting, kev sib dhos zaum kawg, thiab kev nce nqi logistics (kev khaws khoom thiab kev thauj mus los) raug txo qis raws li. Xav txog qhov ua haujlwm siab ntawm cov khoom siv ua los ntawm cov pob zeb ua, nws yuav tsum tau saib ua ib qho project tag nrho. Qhov tseeb, nws yog qhov tsim nyog dua los ua qhov sib piv tus nqi thaum lub hauv paus tau teeb tsa lossis ua ntej teeb tsa. Tus nqi pib siab yog tus nqi ntawm cov pwm casting thiab cov cuab yeej, tab sis tus nqi no tuaj yeem diluted hauv kev siv mus sij hawm ntev (500-1000 daim / pwm hlau), thiab kev siv txhua xyoo yog li 10-15 daim.
IV. Scope ntawm kev siv
Ua ib yam khoom siv hauv kev tsim kho, cov khoom siv ua los ntawm cov pob zeb yeej ib txwm hloov cov khoom siv hauv kev tsim kho ib txwm muaj, thiab qhov tseem ceeb rau nws txoj kev loj hlob sai yog nyob rau hauv cov khoom siv ua los ntawm cov pob zeb, cov pwm, thiab cov qauv sib txuas ruaj khov. Tam sim no, cov khoom siv ua los ntawm cov pob zeb tau siv dav hauv ntau lub tshuab cuab yeej xws li cov tshuab sib tsoo thiab kev siv tshuab ceev ceev. Cov chaw tsim khoom siv tshuab sib tsoo tau ua cov thawj coj hauv kev lag luam cuab yeej siv cov khoom siv ua los ntawm cov pob zeb rau cov txaj tshuab. Piv txwv li, cov tuam txhab nto moo thoob ntiaj teb xws li ABA z&b, Bahmler, Jung, Mikrosa, Schaudt, Stude, thiab lwm yam tau txais txiaj ntsig los ntawm kev damping, thermal inertia thiab kev ncaj ncees ntawm cov khoom siv ua los ntawm cov pob zeb kom tau txais qhov tseeb siab thiab qhov zoo ntawm qhov chaw hauv cov txheej txheem sib tsoo.
Nrog rau qhov nce ntxiv ntawm cov khoom siv dynamic, cov khoom siv casting mineral kuj tau nyiam los ntawm cov tuam txhab ua lag luam thoob ntiaj teb hauv kev sib tsoo cuab yeej. Lub txaj casting mineral muaj kev ruaj khov zoo heev thiab tuaj yeem tshem tawm lub zog los ntawm kev ua kom nrawm ntawm lub cev muaj zog linear. Tib lub sijhawm, kev sib xyaw ua ke ntawm kev ua tau zoo ntawm kev nqus kev co thiab lub cev muaj zog linear tuaj yeem txhim kho qhov zoo ntawm qhov chaw ua haujlwm thiab lub neej ua haujlwm ntawm lub log sib tsoo.
Raws li rau ib feem. Hauv 10000mm ntawm qhov ntev yog qhov yooj yim rau peb.
Qhov tsawg kawg nkaus ntawm phab ntsa tuab yog dab tsi?
Feem ntau, qhov tuab tsawg kawg nkaus ntawm lub hauv paus tshuab yuav tsum yog tsawg kawg yog 60 hli. Cov seem nyias dua (piv txwv li 10 hli tuab) tuaj yeem raug pov nrog cov pob zeb me me thiab cov qauv.
Tus nqi ntsws tom qab nchuav yog li 0.1-0.3 hli ib 1000 hli. Thaum xav tau cov khoom siv kho tshuab casting ntau dua, kev kam rau siab tuaj yeem ua tiav los ntawm kev sib tsoo cnc thib ob, tes lapping, lossis lwm yam txheej txheem machining.
Peb cov khoom siv casting Mineral yog xaiv cov xwm Jinan Black granite. Feem ntau ntawm cov tuam txhab tsuas yog xaiv cov granite ib txwm lossis pob zeb ib txwm hauv kev tsim kho.
Cov khoom siv raw: nrog rau cov khoom tshwj xeeb Jinan Black Granite (tseem hu ua 'JinanQing' granite) ua cov khoom sib sau ua ke, uas yog lub ntiaj teb nto moo rau lub zog siab, kev ruaj khov siab thiab kev tiv thaiv kev hnav siab;
· Cov mis: nrog cov epoxy resins thiab cov khoom ntxiv uas muaj zog tshwj xeeb, cov khoom sib txawv siv cov mis sib txawv kom ntseeg tau tias muaj kev ua tau zoo tshaj plaws;
Cov khoom siv kho tshuab: qhov kev nqus ntawm kev co yog li 10 npaug ntawm cov hlau cam khwb cia, cov khoom zoo li qub thiab dynamic;
Cov khoom siv lub cev: qhov ceev yog li ntawm 1/3 ntawm cov hlau cam khwb cia, cov khoom thaiv cua sov siab dua li cov hlau, tsis yog hygroscopic, zoo thermal stability;
· Cov khoom siv tshuaj lom neeg: tiv taus xeb ntau dua li cov hlau, zoo rau ib puag ncig;
· Qhov tseeb ntawm qhov ntev: qhov kev sib txuas ntawm cov kab ncaj tom qab casting yog li 0.1-0.3㎜/m, daim ntawv siab heev thiab qhov tseeb ntawm txhua lub dav hlau;
· Kev ruaj khov ntawm cov qauv: cov qauv nyuaj heev tuaj yeem raug pov, thaum siv cov granite ntuj feem ntau yuav tsum tau sib dhos, sib txuas thiab sib txuas;
· Kev ua xua kub qeeb: kev ua xua rau kev hloov pauv kub luv luv qeeb dua thiab tsawg dua;
· Cov ntxig rau hauv: cov khoom siv txuas, cov kav dej, cov xov hlau thiab cov chav tuaj yeem muab tso rau hauv cov qauv, ntxig cov ntaub ntawv suav nrog hlau, pob zeb, ceramic thiab yas thiab lwm yam.