daim ntawv thov kaolin:

Cov xim ntawm kaolin ore yog dawb, grey thiab lwm yam xim. Thaum nws muaj cov khoom tsis huv, nws yuav daj, rov qab lossis paj yeeb. Nws yog cov av ntom, loj lossis xoob, mos hauv cov qauv, nplua, thiab tawv dua li cov ntsia hlau. Qhov ceev sib piv 2.4 ~ 2.6. Siab refractoriness, txog li 1700 ~ 1790 ℃; qis plasticity, qis adhesion, zoo rwb thaiv tsev thiab tshuaj lom neeg ruaj khov. Tom qab cov kaolin ntshiab raug calcined, xim yog dawb, thiab qhov dawb tuaj yeem ncav cuag 80% ~ 90%. Nws lub hom phiaj tseem ceeb yog ua cov khoom siv ceramics txhua hnub, cov khoom siv ceramics kev lag luam, enamels thiab cov ntaub ntawv refractory; nws kuj tseem siv tau ua cov khoom sau lossis cov xim dawb rau kev ua ntawv, roj hmab thiab cov khoom yas, cov tshuaj pleev ib ce, thiab lwm yam.

1. rau kev ua ntawv.

2. rau cov khoom siv av nplaum.

3. rau roj hmab

4. rau yas

5. rau xim

6. cov khoom siv hluav taws kub