Chisimbiso chinoreva chinhu chinovhara chinoshanduka chimiro nechimiro chenzvimbo inovhara, hachifambe nyore, uye chine kunamira kwakati.
Ichinamira chinoshandiswa kuzadza mipata yekuvharira. Chine mabasa ekudzivirira kubuda kwemvura, kudzivirira mvura, kudzivirira kudedera, kudzivirira ruzha uye kudzivirira kupisa. Kazhinji, zvinhu zvakaoma kana zvisina kuoma zvakaita seasphalt, natural resin kana synthetic resin, natural rabber kana synthetic rabber zvinoshandiswa sehwaro hwezvinhu, uye zvinhu zvisina kuzara zvakaita setalc, ivhu, carbon black, titanium dioxide uye asbestos zvinowedzerwa. Mapurasitiki, zvinonyungudutsa, zvinogadzirisa kupisa, zvinomhanyisa, nezvimwewo. Inogona kukamurwa muzvikamu zvitatu: elastic sealant, liquid sealing gasket uye sealing putty. Inoshandiswa zvakanyanya mukusimbisa kuvaka, kutakura, zvishandiso zvemagetsi uye zvikamu.
Kune mhando dzakawanda dzezvinonamira: Silicone sealants, polyurethane sealants, polysulfide sealants, acrylic sealants, anaerobic sealants, epoxy sealants, butyl sealants, neoprene sealants, PVC sealants, uye asphalt sealants.
Hunhu hukuru hwe sealant
(1) Chitarisiko: Chitarisiko chechisimbiso chinonyanya kutariswa nekupararira kwemuchina wekuzadza muhwaro. Muchina wekuzadza ihupfu hwakasimba. Mushure mekuparadzirwa nemuchina wekukanyira, muchina wekukuya nemuchina wepasi, unogona kuparadzirwa zvakaenzana murabha yehwaro kuti ugadzire mukanyiwa wakatsetseka. Hushoma hwezvimedu zvidiki kana jecha zvinogamuchirwa uye zvakajairika. Kana muchina wekuzadza usina kupararira zvakanaka, zvidimbu zvakawanda zvakaoma zvichaonekwa. Pamusoro pekupararira kwemuchina wekuzadza, zvimwe zvinhu zvinokanganisawo chitarisiko chechigadzirwa, zvakaita sekusanganiswa kwetsvina yezvikamu, ganda, nezvimwewo. Izvi zvinoonekwa sezvisina kurongeka pakuonekwa.
(2) Kuomarara
(3) Simba rekusimba
(4) Kureba
(5) Kugona kwesimba uye kuchinjika
(6) Kunamira pasi pevhu
(7) Kubvisa: Uku ndiko kushanda kwekuvaka chisimbiso Chinhu chinoshandiswa kuratidza kuoma kwechisimbiso pachinoshandiswa. Guruu rakakora zvakanyanya harizokwanisi kubudiswa zvakanaka, uye zvichave zvakaoma kunamira guruu parinoshandiswa. Zvisinei, kana guruu rikaitwa rakatetepa tichifunga nezvekubviswa kwaro, zvichakanganisa thixotropy yechisimbiso. Kubviswa kwaro kunogona kuyerwa nenzira yakatarwa muchiyero chenyika.
(8) Thixotropy: Ichi chimwe chinhu chekushanda kwechivakwa chechisimbiso. Thixotropy inopesana nekuyerera, zvinoreva kuti chisimbiso chinogona kungochinja chimiro chacho pasi pekumanikidzwa kwakati, uye chinogona kuchengetedza chimiro chacho kana pasina simba rekunze. chimiro chisina kuyerera. Kusarudzwa kwekudonha kwakatsanangurwa nechiyero chenyika ndiko kutonga kwethixotropy yechisimbiso.
Nguva yekutumira: Mbudzi-04-2022