Gịnị bụ ngụkọta oge usoro nke plasticity index nke brik na -agbanwe agbanwe?

Usoro maka ịgbakọ ihe nrịbama plastik nke brik na-atụgharị bụ ịhazi oke apịtị n’ime oghere nke nwere dayameta 45mm, tinye ya na plasticizer, ma pịnye ya na ike ndọda ruo mgbe mgbawa malitere ịpụta. Ntugharị plastik nke brik refractory bụ ogo nrụrụ nke bọọlụ apịtị n’okpuru ọrụ nke ike mpụga, ya bụ, ngwaahịa nke nrụgide na nrụgide. Usoro mgbako bụ nke a:

Ndekọ plastik S=(d –b)G

d——Oghere mbụ nke bọọlụ apịtị, cm;

b——ịdị elu nke bọọlụ apịtị mgbe ike ndọda chịkọtachara ya, cm;

G — — Ibu mgbe a na-agbakọ bọọlụ apịtị na mgbawa mbụ pụtara, kg.