Daim ntawv thov:
Ib leeg-tsav siab sib tsoo yob tshwj xeeb tsim los ua ntej sib tsoo cov cement clinkers, cov pob zeb hauv av, cov hlau clinkers thiab lwm yam.
cov granules me me, mus rau ultra-crush lub metallic zaub mov (hlau ores, tooj liab, txhuas ores thiab lwm tus) thiab
txhawm rau zom cov zaub mov uas tsis yog xim hlau (cov thee gangues, feldspar, nephe-line, dolomite, limestone, quartz, thiab lwm yam) rau hauv hmoov.