Lub sijhawm kho yog lub sijhawm txiav txim siab ntev npaum li cas thiaj li kho tau zoo. Cov tshuaj tiv thaiv kab mob tshwm sim thaum lub sijhawm kho. Cov tshuaj tiv thaiv no tso cai rau tej yam teeb tsa, tawv thiab txhim kho qhov zoo. Nws yuav siv sij hawm ntau lub lis piam, hli lossis xyoo.
Lub sijhawm teem sijhawm vs kho lub sijhawm yog dab tsi?
Cov kws tshaj lij pob zeb feem ntau hais txog ob lub ntsiab lus sib cais hauv cov txheej txheem pob zeb. Lub pob zeb tau teeb tsa thaum nws tau nruj rau qhov taw tes nws txhawb qee lub siab yam tsis muaj kev puas tsuaj Ib qho piv txwv yog taug kev ntawm cov nplais yam tsis muaj hneev taw. Qhob yog kho thaum nws ncav cuag nws lub zog tag nrho.
Dab tsi yog kho hauv qhov kawg?
(Chemical Finishing) Ib txheej txheem ua tiav tom qab daim ntawv thov tiav rau cov ntaub ntawv uas tsim nyog siv los cuam tshuam cov tshuaj tiv thaiv. Feem ntau, cov ntaub yog tshav kub kho rau ob peb feeb.
Lub sijhawm kho ntawm kev txhaj tshuaj molding yog dab tsi?
Lub sijhawm ua haujlwm (lub sijhawm kho) tau tshawb xyuas rau 30, 90, 180, thiab 600 s thiab qhov kub thiab txias ntawm 160 ° C. Raws li cov chaw tsim khoom, lub sijhawm kho kom zoo tshaj plaws rau cov khoom sib xyaw yog nruab nrab ntawm 30 txog 90 s nrog rau qhov kub ntawm 150 ° C thiab 190 ° C [21].
Lub sijhawm kho cov nplaum yog dab tsi?
A 3 mil txheej yuav xav tau 40-72 teev ntawm 75 ° F kom tau txais kev kho mob tsim nyog rau 8-12 teev rau cov txheej tuab ntawm epoxy nplaum. Kev kho ntawm 1 nti tuab zoo tuaj yeem ua tiav hauv 3-4 teev. Kev nce qhov kub yuav muaj txiaj ntsig zoo ib yam li nce tus nqi kom kho tau.
