Patinoshandisa putty powder, panowanzova nematambudziko, saka hatizivi chikonzero. Ini ndinofunga kuti panofanira kunge paine marudzi manomwe ematambudziko anowanzoonekwa muputty powder!
Chekutanga: Zviite nekukurumidza. Izvi zvinonyanya kuenderana nekuwedzera kwecalcium yemadota uye mwero wekuchengetedza mvura mufiber, uye zvakare zvine chekuita nekuoma kwemadziro.
Chechipiri: kukwesha wobva wamonera. Izvi zvine chekuita nekuchengetwa kwemvura, izvo zviri nyore kuitika kana cellulose iri shoma kana kuti huwandu hwekuwedzera huri hushoma.
Chechitatu: kubviswa kweupfu. Izvi zvine chekuita nehuwandu hwecalcium inowedzerwa mudota, uye zvine chekuitawo nehuwandu uye mhando yecellulose inowedzerwa. Zvinoratidzwa muhuwandu hwemvura inochengetwa muchigadzirwa. Mwero wekuchengetedza mvura wakaderera uye nguva yemvura inoiswa mudota yecalcium haina kukwana.
China: Kuputika. Izvi zvine chekuita nehunyoro hwakaoma uye kuti madziro akatsetseka, uye zvine chekuitawo nekuvakwa kwacho.
Chishanu: Chinhu chinoonekwa nepin point. Izvi zvine chekuita necellulose, iyo ine hunhu husina kunaka hwekuumba firimu. Panguva imwe chete, tsvina iri mucellulose inobatana zvishoma necalcium yedota. Kana mhinduro yacho yakanyanya, putty powder ichaonekwa iri mumamiriro ezvinhu e bean curd residue. Haigone kuiswa pamadziro, uye haina simba rekubatana panguva imwe chete. Pamusoro pezvo, mamiriro ezvinhu aya anoitikawo nezvigadzirwa zvakaita se carboxyl groups zvakawedzerwa ku cellulose.
Nhanhatu: Mapako egomo rinoputika uye maburi madiki anoonekwa. Izvi zviri pachena kuti zvine chekuita nekumanikidzwa kwemvura kwehydroxypropyl methylcellulose aqueous solution, asi kumanikidzwa kwemvura kwehydroxyethyl aqueous solution hakusi pachena. Zvichava nani kuita kurapwa kwakajeka.
Seven: Kana putty yaoma, zviri nyore kutsemuka nekutsvuka. Izvi zvine chekuita nekuwedzerwa kwe grey calcium yakawanda. Kana huwandu hwe grey calcium hukawedzerwa zvakanyanya, kuomarara kweputty powder kuchawedzera mushure mekuoma. Kuomarara chete uye kusachinjika ndiko kunongotsemuka zviri nyore, kunyanya kana ikashandiswa nesimba rekunze. Izvi zvine chekuitawo nehuwandu hwakawanda hwe calcium oxide mu gray calcium.
1. Sei hupfu hweputty huchipera simba mushure mekuwedzera mvura?
Cellulose ether inoshandiswa sechinhu chinosimbisa uye chinochengetedza mvura muputty. Nekuda kwethixotropy yecellulose pachayo, kuwedzerwa kwecellulose muputty powder kunotungamirawo kuthixotropy mushure mekuwedzera mvura muputty. Iyi thixotropy inokonzerwa nekuparadzwa kwechimiro chezvikamu zviri muputty powder chisina kugadzikana. Chimiro ichi chinomuka pakuzorora uye chinoputsika kana chamanikidzwa. Kureva kuti, viscosity inoderera kana yakurungwa, uye viscosity inodzoka kana yamira.
2. Chii chinoita kuti putty iwedzere kurema pakukwenya?
Muchiitiko ichi, viscosity ye cellulose inowanzo shandiswa yakanyanya. Vamwe vagadziri vanoshandisa 200,000 cellulose kugadzira putty. Putty inogadzirwa nenzira iyi ine viscosity yakakura, saka inorema kana ichikweshwa. Huwandu hunokurudzirwa hweputty yemadziro emukati i3-5 kg, uye viscosity i80,000-100,000.
3. Sei putty nemortar zvakagadzirwa ne cellulose zvine viscosity yakafanana zvichinzwa zvakasiyana munguva yechando neyezhizha?
Nekuda kwekupisa kwechigadzirwa, viscosity yechigadzirwa inodzikira zvishoma nezvishoma nekuwedzera kwekupisa. Kana tembiricha ikapfuura tembiricha yegel yechigadzirwa, chigadzirwa chinobviswa mumvura uye chinorasikirwa ne viscosity yacho. Tembiricha yemukamuri muzhizha inowanzova pamusoro pemadhigirii makumi matatu, izvo zvakasiyana zvikuru netembiricha yechando, saka viscosity yakaderera. Zvinokurudzirwa kusarudza chigadzirwa chine viscosity yakakwira paunoisa chigadzirwa muzhizha, kana kuwedzera huwandu hwecellulose, uye kusarudza chigadzirwa chine tembiricha yakakwira yegel.
Nguva yekutumira: Kubvumbi-26-2024