Ntim Khoom
Cov graphite uas nthuav tau tuaj yeem ntim tau tom qab dhau kev tshuaj xyuas, thiab cov ntim khoom yuav tsum muaj zog thiab huv si. Cov ntaub ntawv ntim khoom: cov hnab yas txheej tib yam, Cov hnab yas sab nraud. Qhov hnyav tag nrho ntawm txhua lub hnab 25 ± 0.1 kg, 1000 kg hnab.
Kos
Lub cim lag luam, chaw tsim khoom, qib, qib, tus lej batch thiab hnub tsim khoom yuav tsum tau luam tawm rau ntawm lub hnab.
Kev Thauj Mus Los
Cov hnab yuav tsum tau tiv thaiv kom tsis txhob los nag, raug tshav ntuj thiab tawg thaum lub sijhawm thauj mus los.
Kev Khaws Cia
Yuav tsum muaj ib lub tsev rau khoom tshwj xeeb. Cov khoom sib txawv yuav tsum tau muab sib dhos ua ke, lub tsev rau khoom yuav tsum muaj cua nkag tau zoo, tsis pub dej nkag.