Cov khoom siv iav khob

Cov khoom siv iav khob

 

Cov ntaub ntawv tseem ceeb ntawm iav yog raws li nram no:

 

1. sodium calcium iav

 

Kev siv txhua hnub ntawm iav, tais, thiab lwm yam, yog ua los ntawm cov khoom siv no, uas yog qhov sib txawv ntawm qhov kub thiab txias. Piv txwv li, yog tias koj ncuav dej npau npau rau hauv lub khob uas nyuam qhuav tau tawm ntawm lub tub yees, nws yuav tawg. Tsis tas li ntawd, nws tsis pom zoo kom muab cov khoom siv sodium-calcium iav rau hauv lub qhov cub microwave kom sov, vim tias tseem muaj qee yam kev pheej hmoo ntawm kev nyab xeeb.

 

1-2, Soda-lime iav khob ntau lawm

 

ncauj tshuab

 

 

tshuab nias

 

 

 

 

1-3, Soda-lime iav khob xim

 

Cov xim iav yog qhov tseeb ib txwm lossis xim xim. Yog tias koj xav tau ntau xim xaiv, xim sib txawv tuaj yeem kho nrog cov txheej txheem tshuaj tsuag.

electronic plated craft ect. Txhua yam xim muaj kev nyab xeeb txaus rau taws tswm ciab cua sov, lossis khoom noj khoom haus.

 

1-4, Soda txiv qaub iav khob siv

 

1. haus khob khob ( haus mis nyuj, dej, tshuaj yej, cawv txiv hmab, kas fes, champagne thiab lwm yam)

 

2. tswm ciab khob khob ( tswm ciab tuav )

 

 

  

 

 

 

 

 

 

 

2, borosilicate iav

 

Cov khoom siv no yog cov iav kub-resistant, thiab cov iav crisper uas muaj nyob hauv khw yog ua los ntawm nws. Nws yog tus cwj pwm los ntawm kev ruaj ntseg tshuaj zoo, siab zog, thiab kub ceev sib txawv ntau dua 110 degree. Tsis tas li ntawd, hom iav no muaj cov cua sov zoo thiab tuaj yeem ua kom sov zoo hauv lub microwave lossis qhov cub hluav taws xob.

 

Tab sis kuj tseem muaj qee qhov kev siv yuav tsum tau ua tib zoo saib rau: ua ntej, yog tias koj siv hom crisper frozen kua, xyuam xim kom tsis txhob overfill, lub hau yuav tsum tsis txhob kaw nruj nreem, txwv tsis pub vim khov thiab nthuav cov kua yuav ua rau muaj kev kub ntxhov. lub hau, shorten lub neej kev pab cuam ntawm lub hau; Qhov thib ob, lub thawv crisper cia li tshem tawm ntawm lub freezer tsis tuaj yeem tso rau hauv qhov cub microwave; Thib peb, tsis txhob npog lub hau kom nruj thaum lub crisper yog rhuab nyob rau hauv lub microwave qhov cub, vim hais tias cov roj generated thaum lub sij hawm cua sov yuav ua rau extrusion ntawm lub hau, thiab ces ua puas lub crisper. Tsis tas li ntawd, qhov cua sov ntev kuj tuaj yeem ua rau lub hau qhib nyuaj.

 

 

 

 

1. High borosilicate iav yog iav ua los ntawm siab borosilicate iav.

 

2, vim hais tias cov linear thermal expansion coefficient yog (3.3 0.1) ×10-6/K, nws tseem hu ua "borosilicate iav 3.3". Nws yog cov khoom siv iav tshwj xeeb uas tsis tshua muaj qhov nthuav dav, kub tsis kam, siab zog, siab hardness, siab transmittance thiab tshuaj lom neeg ruaj khov. Vim nws cov kev ua tau zoo heev, nws yog dav siv nyob rau hauv lub hnub ci zog, kev kho mob ntim, hluav taws xob lub teeb qhov chaw, txheej txheem hniav nyiaj hniav kub thiab lwm yam lag luam.

 

Qhov txawv 1: thermal expansion coefficient yog txawv.

Lub thermal expansion coefficient ntawm siab borosilicate iav yog tsawg, txog ib feem peb ntawm cov iav zoo tib yam.

 

Qhov txawv 2: txawv degree ntawm fragmentation.

High borosilicate iav tawg tawg loj, tsis zoo li iav zoo tib yam li crushed.

 

Qhov sib txawv 3: txawv degree ntawm tshav kub tsis kam.

High borosilicate iav yog kub resistant dua li iav zoo tib yam.

 

Cov iav iav hais txog lub khob ua los ntawm iav, feem ntau yog ua los ntawm cov khoom siv raw khoom siab borosilicate iav, tom qab kub kub tua.

Nws yog ib hom tshiab ntawm ib puag ncig tus phooj ywg tshuaj yej khob.

 

Raws li cov qauv ntawm cov iav, muaj ob txheej iav iav thiab ib txheej iav iav, cov txheej txheem ntau lawm txawv, thiab ob txheej txheej feem ntau ADAPTS rau qhov xav tau ntawm lub khob tshaj tawm.

 

Cov iav raws li cov khoom siv, siv cov ntsiab lus, muaj cov iav siv lead ua, iav chaw ua haujlwm khob, iav khob, iav iav, tailless iav.

Lub khob tail khob tsis luv li lub khob nqus tsev vacuum.

 

Borosilicate iav khob ntau lawm

 

Cov txheej txheem ntau lawm ntawm cov iav borosilicate siab tsim los ntawm cov tuam txhab iav feem ntau suav nrog kev npaj cov khoom sib xyaw, melting, sib sau, annealing thiab tom qab ua cov kauj ruam.

 

Kev npaj ua ke

Ua ntej ntawm tag nrho cov, iav manufacturers ua ntej txheej txheem raw cov ntaub ntawv, nrog rau cov crushing ntawm blocky raw cov ntaub ntawv, ua ntej ziab ntawm ntub raw cov ntaub ntawv thiab tshem tawm cov hlau uas muaj raw cov ntaub ntawv. Pulverized particle loj ntawm 0.25 ~ 0.5mm yog tsim nyog, ib yam nkaus thiab ntxhib hais tsis yooj yim rau tag nrho yaj, iav manufacturers yuav tsim residual hmoov pob zeb los yog silica-nplua nuj nodules nyob rau hauv lub khob; Cov khoom zoo heev yuav ya los yog pawg. Cov khoom siv raw nrog ib qho granularity yog raug hnyav raws li cov qauv, thiab tom qab ntawd tov nrog lub nruas teb, paddle lossis disk tov khoom.

 

casting

Cov tuam txhab iav yaj thiab qhia meej cov iav sib tov ntawm qhov kub thiab txias los tsim cov iav ua kua tsis muaj npuas thiab pob zeb. Lub melting kub ntawm cov iav compound sib txawv nrog cov muaj pes tsawg leeg, feem ntau 1300 ~ 1600 degree. Ib qho kev tawm tsam ntawm lub cev thiab tshuaj lom neeg tshwm sim ntawm qhov kub thiab txias, thiab maj mam yaj tag. Nrog rau qhov nce ntawm qhov kub thiab txias, qhov viscosity txo qis, qhov ntau ntawm huab cua thiab roj uas ua los ntawm raw khoom decomposition nce los ntawm cov kua molten thiab khiav, ua rau cov yaj ntshiab. Nyob rau tib lub sijhawm ntawm kev tshem tawm cov npuas ntawm qhov kub thiab txias, cov tshuaj muaj pes tsawg leeg ntawm cov iav kua kuj zoo ib yam, thiab thaum tsim nyog, cov neeg kho tshuab sab nraud yog ntxiv rau do. Tom qab qhov kev qhia meej thiab homogenization tiav lawm, qhov txias ua rau cov iav kua sib npaug mus txog qhov viscosity haum rau cov kev xav tau molding.

Melting yog nqa tawm nyob rau hauv ib lub khob rauv. Nruam melting nyob rau hauv pas dej ua ke kilns rau loj ntau lawm. Lub compound yog ntxiv rau ntawm ib kawg ntawm qhov cub thiab cov iav kua rau molding yog tawm ntawm qhov kawg. Nyob rau hauv me me, nws yog intermittently melted nyob rau hauv ib tug crucible kiln.

 

molding

Kev ua cov iav ua kua rau hauv cov khoom ntawm cov geometry ruaj khov. Thaum lub khob txias, cov kua hauv lub xeev, lub xeev yas, thiab cov khoom hauv lub xeev tau txuas nrog rau theem ntawm cov iav pub, cov duab thiab cov duab. Lub viscosity ntawm cov iav kua feem ntau yog 102.2Pa·s thaum cov khoom raug xaiv. Thaum lub tshuab tsis siv neeg pub mis yog 102 ~ 103Pa·s, nws yog sib npaug rau 10 ~ 100 npaug ntawm cov viscosity ntawm cov kua iav thaum nws qhia meej. Qhov tsim nyog viscosity ntawm cov iav poob pwm feem ntau yog 103.5Pa·s, thiab cov viscosity ntawm cov pwm tso tawm yuav tsum yog 106Pa·s, thiab cov khoom iav raug txiav, sib txuas, tshuab, calented thiab lwm yam molding ua haujlwm hauv cov yas no. Yog hais tias lub sij hawm ntau lawm ntev, cov iav muaj pes tsawg leeg yuav tsum tau kho kom qeeb lub viscosity hloov thiab txo qhov nyiam mus crystallization, thiaj li tsis txhob hardening sai heev thiab crystallization thaum lub sij hawm molding txheej txheem. Feem ntau siv iav txoj kev tsim yog tshuab txoj kev, nias txoj kev, kos txoj kev, ncuav txoj kev, calendering txoj kev, thiab lwm yam.

Lub raj raj tshuab tshuab: siv los ua cov khoom siv iav hollow, xws li khob dej, tais diav, lub raj mis, cov kaus poom, lub teeb qhov muag teev, thiab lwm yam. Thaum siv tshuab tshuab, qhov ntev li ntawm 1.5m hollow hlau tshuab raj siv, ib kawg yog dipped nyob rau hauv iav kua (xaiv cov khoom), thiab lwm yam kawg yog ib lub qhov ncauj. Tom qab xaiv cov khoom, dov nws tusyees ntawm dov phaj (lub tais) thiab tshuab nws los ua ib lub iav khoom npuas, thiab tshuab nws mus rau hauv cov khoom hauv pwm; Nws kuj tseem tuaj yeem ua tau yooj yim tshuab tsis muaj pwm thiab thaum kawg khob tawm ntawm lub tshuab raj. Thaum cov khoom loj raug tsim, nws yog ib qho tsim nyog yuav tsum rov qab xaiv thiab yob tusyees kom sau cov khoom txaus. Thaum lub tshuab tshuab tshuab, cov iav kua ntws tawm ntawm lub qhov hluav taws xob ntawm lub iav melting kiln, tsim cov khoom hnyav thiab cov duab ntawm lub tshuab pub, txiav rau hauv cov pwm thawj zaug los yog nias rau hauv pwm pwm, thiab tom qab ntawd hloov mus rau hauv pwm pwm. los tshuab rau hauv cov khoom. Tshuab rau hauv cov duab thawj zaug thiab tom qab ntawd tshuab mus rau hauv cov khoom hu ua tshuab tshuab - tshuab tshuab, tsim nyog rau kev ua cov khoom siv lub qhov ncauj me me thiab lub raj mis. Nias rau hauv cov duab thawj zaug thiab tom qab ntawd tshuab mus rau hauv cov khoom ntawm qhov hnyav-txias txoj kev, haum rau kev ua cov tais diav loj hauv qhov ncauj thiab nyias-walled fwj ect.

 

 

 

 

 

 

Yuav ua li cas xaiv cov iav khob zoo?

 

 

Thawj kauj ruam: Saib seb qhov ua haujlwm ntawm lub khob puas zoo, thiab cov txheej txheem ua haujlwm zoo tuaj yeem ua kom lub purity thiab permeability ntawm lub khob iav. Yog hais tias lub khob zoo li impurities, muaj npuas, nws yuav zoo li ntxhib heev, cuam tshuam rau kev zoo nkauj ntawm iav.

Qhov thib ob kauj ruam: xyuam xim rau seb lub khob sab hauv thiab sab nraud ntawm cov kab nrib pleb tawg, cov kab nrib pleb hauv lub khob tom qab txhaj dej kub yog qhov yooj yim tawg, yog li nws tuaj yeem hlawv lawv tus kheej, yog li thaum xaiv lub khob yuav tsum ua tib zoo saib seb lub khob lub cev tawg. .

Qhov thib peb kauj ruam: coj lub khob ze rau qhov tsis hnov ​​​​tsw, feem ntau hais lus, tsuas yog cov ntxhiab tsw ntawm cov khoom yas yuav loj heev, lub khob yuav luag tsis muaj ntxhiab tsw, qee lub khob txawm tias qee qhov tsw, yaug nrog dej kub. , nrog ib lossis ob yuav tsis txhawj xeeb txog qhov no;

Cov kauj ruam thib plaub: Saib xyuas cov iav tuab, qee lub iav yog tuab thiab qee qhov nyias nyias, raws li cov khoom siv thiab cov khoom zoo, sim xaiv cov iav tuab, kom nws tuaj yeem tsis tsuas yog cua sov rwb thaiv tsev rau qee qhov, tab sis kuj tiv thaiv. - hnav rau ib qho twg;

Kauj Ruam 5: Saib ntawm cov khoom siv, muaj ntau yam khoom siv rau kev ua cov tsom iav hauv khw, tab sis cov khoom siv rau cov khoom siv high-end thiab exquisite iav yog siab borosilicate iav, xws li Shino iav. Cov iav no tiv thaiv tshav kub, txias tsis kam thiab hnav tsis kam, kev ua haujlwm ntawm kev poob siab yog qhov zoo heev, yuav tsis ua rau lub iav tawg vim qhov kub hloov pauv. Yog li ntawd, kev yuav cov iav yuav tsum tau them sai sai rau cov khoom siv uas lub iav no yog ua los ntawm.