Dab tsi yog Txoj Cai Ua Haujlwm ntawm Preform Txhaj Moulding Tshuab?

Dec 15, 2025

Tso lus

Pom qhov nyuaj ntawm lub tshuab txhaj tshuaj preform, koj yuav xav tias nws txoj haujlwm tseem ceeb kuj nyuaj. Qhov tseeb, txoj hauv kev ua haujlwm ntawm lub tshuab txhaj tshuaj molding yog qhov yooj yim heev, zoo ib yam li cov koob txhaj tshuaj siv hauv tsev kho mob. Lub tshuab txhaj tshuaj molding xav tau ib tug ntsia hlau los muab thrust, txhaj cov yas molten rau hauv cov pwm kaw. Tom qab solidification thiab shaping los ntawm pwm, nws raug tshem tawm, yog li tau txais cov khoom xav tau.

 

Kev txhaj tshuaj molding yog ib kauj ruam tseem ceeb. Nws yog txheej txheem cyclical. Txhua lub voj voog feem ntau suav nrog: thawj zaug, kev noj zaub mov ntau; tom qab ntawd, melting thiab plasticizing cov khoom; ces, txhaj tshuaj nyob rau hauv siab; tom ntej no, pwm kaw thiab txias; thiab thaum kawg, pwm qhib thiab tshem tawm ib feem. Tom qab ib feem raug tshem tawm, cov pwm kaw dua, thiab lub voj voog tom ntej pib.

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