Tshuab Moulds Rau Yas Rooj Thiab Lub Rooj Zaum

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Txhua lub hnub qub plast tsis tsuas yog ua cov yas txhaj tshuaj pwm, tab sis kuj tuaj yeem ua cov yas tshuab pwm pwm.

Cov txheej txheem tshuab moulding muaj ntau yam zoo, tshwj xeeb tshaj yog thaum piv rau lwm txoj kev ntawm kev tsim cov yas. Ua ntej, tshuab moulding yog pheej yig dua li kev txhaj tshuaj molding. Ib feem, qhov no yog vim nws xav tau cov cuab yeej tsawg heev. Qhov thib ob, tsis zoo li ntau lwm tus, tshuab molding yog tsim rau fabricating yas qhov chaw uas hollow. Thib peb, tshuab moulding muaj lub sijhawm voj voog sai dua li lwm cov txheej txheem, xws li kev sib hloov molding. Lwm qhov txiaj ntsig ntawm tshuab moulding yog nws lub peev xwm los ua cov khoom ntim ntau lawm. Nyob rau hauv tas li ntawd, nws yuav siv tau rau molding complex.


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Txhua lub hnub qub plast muaj peev xwm muab cov kev daws teeb meem thiab kev sib koom ua ke rau ntau yam kev siv tshuab moulding thoob plaws ntau qhov kev lag luam suav nrog ntau tshaj 15 xyoo kev paub hauv tshuab molded yas khoom. Peb pab neeg ua haujlwm tau tsim nyog thiab muaj ntawv tso cai los tsim cov cuab yeej siv cuab yeej cuab yeej cuab tam uas tuaj yeem txiav lossis txiav ib feem thaum lub voj voog molding. Cov kev daws teeb meem no suav nrog cov khoom siv rov qab tshem tawm, cov khoom siv rov qab ua haujlwm tsis yooj yim, cov txheej txheem uas tuaj yeem txiav qhov hauv qhov thaum lub voj voog molding, cov cuab yeej siv rau deflash qhov chaw ua ke rau hauv pwm, thiab cov txheej txheem tseem ceeb. Tag nrho cov kev daws teeb meem no pab muab cov khoom tsim kom yooj yim.

Piv nrog cov rooj zaum tsim los ntawm kev txhaj tshuaj molding, cov rooj zaum ua los ntawm extrusion tshuab moulding muaj cov hauv qab no zoo:

1. Tus nqi ntawm tshuab moulding tshuab, tshwj xeeb tshaj yog tshuab pwm, yog tsawg. Thaum molding cov khoom zoo sib xws, tus nqi ntawm tshuab moulding tshuab yog kwv yees li 1/3 ntawm cov tshuab txhaj tshuaj, thiab cov nqi tsim khoom kuj tseem tsawg.

2. Nyob rau hauv cov txheej txheem ntawm tshuab molding lub rooj zaum, lub rooj zaum parison yog siv los tsim ib lub rooj zaum yas nyob rau hauv qis qis los ntawm lub tshuab taub hau, thiab inflated nyob rau hauv qis siab. Cov khoom muaj me me residual kev nyuaj siab, tsis kam mus ncab, cuam tshuam, thiab kev tiv thaiv ib puag ncig. Kev ua tau zoo ntawm ntau hom kab mob siab dua, thiab nws muaj kev ua tau zoo dua. Thaum txhaj tshuaj molding lub rooj zaum yog txhaj molded, cov yaj yuav tsum dhau los ntawm cov pwm khiav thiab lub rooj vag nyob rau hauv siab, uas yuav ua rau tsis sib xws kev ntxhov siab.

3. Qhov txheeb ze molecular loj ntawm tshuab moulding qib yas raw cov ntaub ntawv yog ntau dua li cov qib txhaj tshuaj yas. Yog li ntawd, lub rooj zaum ua los ntawm tshuab moulding muaj kev cuam tshuam siab toughness thiab siab ib puag ncig kev ntxhov siab tawg tsis kam.

4. Txij li thaum lub tshuab pwm tsuas yog tsim los ntawm cov poj niam pwm, cov phab ntsa tuab ntawm cov khoom tuaj yeem hloov tau los ntawm kev kho qhov sib txawv ntawm qhov sib txawv ntawm qhov chaw tuag los yog cov txheej txheem extrusion, uas yog qhov zoo heev rau cov khoom uas tsis tuaj yeem xam qhov tseeb qhov yuav tsum tau phab ntsa thickness ua ntej. Tus nqi ntawm kev hloov cov phab ntsa thickness ntawm cov khoom rau kev txhaj tshuaj molding yog ntau dua.

5. Lub rooj zaum tshuab moulded tuaj yeem tsim lub rooj zaum tsis sib xws, tsis sib xws, thiab monolithic. Thaum siv kev txhaj tshuaj molding, tom qab tsim ob lossis ntau cov khoom, lawv yuav tsum tau ua ke nrog snap haum, hnyav sib txuas, lossis ultrasonic vuam.

Qhov tseeb ntawm cov rooj zaum tshuab moulded feem ntau tsis siab npaum li cov khoom txhaj tshuaj molded; cov tsos ntawm txhaj tshuaj molded lub rooj zaum yog feem ntau ntxhib, uas yog txiav txim los ntawm lawv cov txheej txheem sib txawv. Raws li cov lus nug ntawm qhov twg yog qhov zoo dua, lub rooj zaum tshuab moulded, lossis txhaj tshuaj molded lub rooj zaum, kuv xav tias nws nyob ntawm cov kev xav tau tshwj xeeb


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  • Sau koj cov lus ntawm no thiab xa tuaj rau peb