I-HPMC esetyenziswa kwi-wall putty powder

1. Iingxaki eziqhelekileyo kumgubo we-putty

Yomisa ngokukhawuleza:

Isizathu esiphambili kukuba ubungakanani bomgubo we-calcium womlotha ongezelelweyo (ubukhulu kakhulu, ubungakanani bomgubo we-calcium womlotha osetyenzisiweyo kwifomula ye-putty bunokunciphisa ngokufanelekileyo) bunxulumene nesantya sokugcina amanzi kwifayibha, kwaye bunxulumene nokoma kodonga.

Ukuxobula nokuqengqeleka:

Inxulumene nesantya sokugcina amanzi, kwaye i-viscosity ephantsi ye-cellulose ichaphazeleka yile meko okanye ubungakanani bokongeza buncinci.

Ukususa umgubo we-putty yodonga lwangaphakathi:

Ubungakanani bomgubo we-ash calcium ongezelelweyo (ubungakanani bomgubo we-ash calcium kwifomula ye-putty buncinci kakhulu okanye ubunyulu bomgubo we-ash calcium buphantsi kakhulu, kwaye ubungakanani bomgubo we-ash calcium kwifomula ye-putty powder kufuneka bonyuswe ngokufanelekileyo), kwaye bunxulumene nobungakanani be-cellulose kunye nomgangatho ohambelanayo, obonakala kwizinga lokugcina amanzi kwimveliso. Izinga lokugcina amanzi liphantsi, kwaye umgubo we-ash calcium (i-calcium oxide kwi-ash calcium powder ayiguqulwanga ngokupheleleyo kwi-calcium hydroxide ukuze inyibilike) akwanelanga ixesha, nto leyo ebangelwa.

Ukugqwala:

Ukufuma okomileyo kodonga kunxulumene nokuba tyaba, kwaye kunxulumene nolwakhiwo.

Kuvela inqaku eliphambili:

Inxulumene ne-cellulose, ipropati yayo yokwenza ifilimu ayilunganga, kwaye kwangaxeshanye, ukungcola kwi-cellulose kusabela kancinci kwi-calcium yomlotha. Ukuba impendulo inzima, umgubo we-putty uya kubonakala kwimeko ye-bean curd residue. Ayinakubekwa eludongeni, kwaye ayinamandla adibeneyo ngaxeshanye. Ukongeza, le meko iyenzeka nakwiimveliso ezifana ne-carboxymethyl exutywe ne-cellulose.

Emva kokuba i-putty yomile, kulula ukuyiqhekeza ize ibe tyheli:

Inxulumene nokongezwa komgubo omkhulu we-ash-calcium. Ukuba umgubo we-ash-calcium wongezwa kakhulu, ubunzima bomgubo we-putty buya kwanda emva kokuba womile. Ukuba umgubo we-putty awunakuguquguquka, kuya kuba lula ukuwuqhekeza, ingakumbi xa uphantsi kwamandla angaphandle. Ikwanxulumene nomxholo ophezulu we-calcium oxide kwi-ash calcium powder.

2. Kutheni i-putty powder iba ncinci emva kokufaka amanzi?

I-Cellulose isetyenziswa njengesithambisi kunye nearhente yokugcina amanzi kwi-putty. Ngenxa ye-thixotropy ye-cellulose ngokwayo, ukongezwa kwe-cellulose kwi-putty powder kukhokelela kwi-thixotropy emva kokongeza amanzi kwi-putty. Le thixotropy ibangelwa kukutshatyalaliswa kwesakhiwo esidibeneyo se-putty powder. Esi sakhiwo sivela xa siphumle kwaye siqhekeka phantsi koxinzelelo. Oko kukuthi, i-viscosity iyancipha xa ixutywa, kwaye i-viscosity iyabuyela kwimeko yayo xa ime ngxi.

3. Yintoni isizathu sokuba i-putty ibe nzima xa kukhuhlwa?

Kule meko, i-viscosity ye-cellulose esetyenziswa ngokubanzi iphezulu kakhulu. Abanye abavelisi basebenzisa i-cellulose engama-200,000 ukwenza i-putty. I-putty eveliswa ngale ndlela ine-viscosity ephezulu, ngoko ke ivakala inzima xa ikrwelwa. Ubungakanani obucetyiswayo be-putty kwiindonga zangaphakathi yi-3-5 kg, kwaye i-viscosity yi-80,000-100,000.

4. Kutheni i-viscosity cellulose efanayo ivakala yahlukile ebusika nasehlotyeni?

Ngenxa yobushushu bemveliso, uburhabaxa be-putty kunye nodaka buya kuncipha kancinci kancinci xa ubushushu bunyuka. Xa ubushushu budlula ubushushu bejeli bemveliso, imveliso iya kuphuma emanzini ize ilahlekelwe bubushushu bayo. Ubushushu begumbi ehlotyeni buhlala bungaphezulu kwama-30 degrees, nto leyo eyahluke kakhulu kubushushu basebusika, ngoko ke uburhabaxa buphantsi. Kucetyiswa ukuba ehlotyeni, zama ukukhetha imveliso enoburhabaxa obuphezulu xa ufaka imveliso, okanye wandise ubungakanani be-cellulose.


Ixesha lokuthumela: Novemba-30-2022