Otu esi eme ka mmetụta aka dị arọ nke putty scraping dịkwuo mma

ajụjụ:

Putty nwere mmetụta dị arọ

N'oge a na-ewu putty, ụfọdụ ndị ga-ezute ọnọdụ nke aka na-adị arọ. Gịnị bụ kpọmkwem ihe kpatara ya? Kedu ka esi emeziwanye ya?

Ihe ndị a na-emekarị mere putty ji enwe mmetụta dị arọ bụ:

1. Iji ụdị viscosity nke cellulose ether eme ihe na-ekwesịghị ekwesị:

N'okwu a, viscosity nke cellulose ether na-adịkarị elu, na putty mere ga-adị arọ n'oge usoro nchịkọta;

Ihe ọzọ kpatara ya bụ na n'oge a na-ewu n'oge okpomọkụ, iji hydroxypropyl methylcellulose ether na-adịghị mma na-eguzogide okpomọkụ nwere ike ime ka putty kwụsị viscosity, nke ga-emetụta ihe owuwu ahụ.

2. Oke adịghị mma ma ọ bụ mma ntụ ntụ:

N'ozuzu, enwere ọtụtụ ihe gelling inorganic, ma ọ bụ ịdị mma nke ndochi ahọpụtara dị oke mma, nke na-adịkarị mfe ịrapara na mma;

Ọ ga-ekwe omume na iji belata ọnụ ahịa, ọ dịghị ma ọ bụ obere ihe mgbakwunye iji meziwanye mmetụta aka na-agbakwunye, dị ka starch ethers na thixotropic lubricants.

Ụzọ isi melite 1

Oke akụrụngwa dabara adaba na nhọrọ ịdị mma

Enwere ike ịchịkwa ịdị mma nke ihe eji eme ihe n'ozuzu ya na ntupu 150-200, na ịdị mma nke ihe nkpuchi nwere ike ịbụ ntupu 325 n'ozuzu, ọ bụghị oke mma;

Ọnụ ọgụgụ mmanya polyvinyl ntụ ntụ agaghị agafe 6%;

Ọ dịkwa mkpa ịmụta iji belata ọnụ ọgụgụ nke inorganic simenti. N'ozuzu, ọ ga-ezuru ijikwa ciment na 28% -32%, ma jiri ihe mgbakwunye mee ka arụmọrụ ya dịkwuo elu.

Usoro nkwalite 2

Họrọ cellulose ether ziri ezi

N'ozuzu, anyị na-akwado hydroxyethyl methyl cellulose ether na arụmọrụ ka mma, nke nwere mma elu okpomọkụ na-eguzogide ma nwee ike ịmegharị nke ọma na-ewu ụlọ okpomọkụ ma belata ego mgbanwe oyi na okpomọkụ;

Isi ihe bụ ịhọrọ cellulose ether nwere viscosity kwesịrị ekwesị. N'ozuzu, cellulose ether nwere viscosity nke 80,000 ruo 100,000 zuru ezu maka ntụ ntụ putty, ma ọnụ ọgụgụ cellulose ether agbakwunyere aghaghị ikpebi site na nyocha ihe owuwu ezi uche dị na ya!

Ụzọ isi melite 3

Tinye mgbakwunye iji melite mmetụta aka

N'ikpeazụ, anyị nwere ike ịtụle ịgbakwunye starch ether ma ọ bụ thixotropic lubricant (bentonite) iji meziwanye mmetụta nke ngwa agha;

Cheta: ngwakọta nke usoro sayensị bụ isi ihe iji dozie nsogbu ahụ!