ewebata
A na-eji ngwaahịa gypsum eme ihe n'ọtụtụ ebe na ụlọ ọrụ ihe owuwu n'ihi ezigbo ọkụ ọkụ, mkpuchi ụda na ihe mkpuchi ọkụ. Otú ọ dị, naanị ngwaahịa gypsum enweghị ike imezu ihe niile a chọrọ nke ihe owuwu ọgbara ọhụrụ. Ya mere, a na-agbakwunye ndị na-eme mgbanwe dị ka hydroxypropyl methylcellulose (HPMC) na ngwaahịa gypsum iji meziwanye ọrụ ha, ike, njide mmiri na ogologo oge. N'isiokwu a, anyị na-atụle mmetụta HPMC na ngwaahịa gypsum.
Mee ka arụmọrụ rụọ ọrụ
A na-ejikarị HPMC eme ihe dị ka thickener ma ọ bụ defoamer iji melite arụmọrụ nke ngwaahịa gypsum. Mgbakwunye nke HPMC nwere ike imeziwanye ihe eji arụ ọrụ nke ihe gypsum, kwalite ịrụ ọrụ, wee si otú a nweta ịrụ ọrụ nke ọma. Ọzọkwa, HPMC nwere ike ịbawanye nguzogide sag nke ngwaahịa gypsum, na-ahụ na ngwaahịa ndị ahụ agaghị emebi ma ọ bụ sag n'oge usoro ihe owuwu.
Melite njide mmiri
Mgbe a na-ejikọta ngwaahịa gypsum na mmiri, ha na-akpọnwụ ngwa ngwa, nke na-emetụta usoro ọgwụgwọ na àgwà ikpeazụ nke ngwaahịa ahụ. Iji meziwanye njide mmiri nke ngwaahịa gypsum, a na-agbakwunye HPMC dị ka ihe nkedo. HPMC na-emepụta ihe nkiri dị mkpa n'elu gypsum, nke nwere ike idowe mmiri dị na ngwaahịa ahụ, kwalite usoro hydration, ma welie ike nke ngwaahịa ikpeazụ.
mụbaa ike
Mgbakwunye nke HPMC nwere ike ime ka ike ngwaahịa gypsum dịkwuo mma. HPMC na-emepụta ihe nkiri dị mkpa n'elu ihe ndị dị n'elu gypsum, nke nwere ike mejupụta oghere dị n'etiti ihe ndị ahụ ma mee ka nhazi nke ngwaahịa ahụ sie ike. Ihe nkiri ahụ na-abawanye ike njikọ dị n'etiti ihe ndị gypsum, na-eme ka ngwaahịa na-enwe ike mkpakọ dị elu, ike na-agbanwe agbanwe na nguzogide mmetụta.
mma anwụ ngwa ngwa
Ịdị ogologo nke ngwaahịa gypsum dị oke mkpa maka ịrụ ọrụ ya, karịsịa na mpaghara oke iru mmiri ma ọ bụ ikpughe na mmiri. Ojiji nke HPMC nwere ike ịbawanye ịdịte aka nke ngwaahịa gypsum site n'ịmepụta oyi akwa mkpuchi n'elu ngwaahịa ahụ, na-egbochi ntinye mmiri na imeziwanye iguzogide ihu igwe na ịka nká. HPMC na-ebelata ohere nke mgbawa ma na-ebelata ohere nke delamination.
belata shrinkage
Ngwaahịa gypsum na-agbadata n'oge a na-agwọ ya, nke nwere ike ime ka mgbawa na nrụrụ ngwaahịa ahụ. Site na ịgbakwunye HPMC na ngwaahịa gypsum, mbelata nke ngwaahịa nwere ike belata nke ukwuu, na-eme ka ngwaahịa ikpeazụ dị nro ma kwụsie ike. Tụkwasị na nke ahụ, ọ nwere ike ibelata mmebi nke nhazi usoro.
na ngwụcha
Na nchịkọta, iji hydroxypropylmethylcellulose (HPMC) dị ka ihe na-agbanwe na ngwaahịa gypsum nwere ike ime ka ọrụ ha dịkwuo mma, ike, njide mmiri na ogologo oge. HPMC bụ ihe mgbakwunye mara mma nke na-abụghị naanị na-eme ka akụrụngwa nke ngwaahịa gypsum dịkwuo elu, kamakwa na-enye aka ịgbatị ndụ ọrụ ha ma belata ihe egwu nke ọgụ ma ọ bụ mgbawa. Ya mere, ọ bụ ihe dị mkpa na ụlọ ọrụ mmepụta ihe na ojiji ya na-abawanye.
Oge nzipu: Jul-26-2023