Saboda ƙananan zafin jiki a cikin hunturu, waɗanne matsaloli za ku fuskanta lokacin amfani da gilashin gilashi a cikin yanayin zafi mara kyau? Bayan haka, gilashin sealant wani ɗaki ne mai maganin zafin jiki wanda yanayin ya shafa sosai. Bari mu dubi yadda ake amfani da manne gilashi a cikin yanayin yanayin zafi mara kyau. 3 tambayoyi gama gari!
1. Lokacin da aka yi amfani da gilashin gilashi a cikin ƙananan yanayin zafi, matsala ta farko ita ce jinkirin warkewa
Zazzabi da zafi na muhalli suna da takamaiman tasiri akan saurin warkewar sa. Don masu siliki mai kashi ɗaya, mafi girman zafin jiki da zafi, saurin warkarwa. A cikin lokacin kaka da lokacin hunturu, yanayin zafi yana raguwa sosai, wanda ke rage yawan saurin amsawar silinda mai siliki, yana haifar da lokacin bushewa a hankali da zurfin warkewa. Gabaɗaya, lokacin da zafin jiki ya yi ƙasa da 15 ° C, saurin warkewa yana raguwa. Ga bangon labulen ƙarfe na ƙarfe, saboda jinkirin warkewar abin rufewa a lokacin kaka da hunturu, lokacin da bambancin zafin jiki tsakanin dare da rana ya yi yawa, za a shimfiɗa gibin da ke tsakanin faranti da matsawa sosai, kuma mashin ɗin a gidajen abinci zai kasance. sauƙi kumbura.
2. Ana amfani da gilashin gilashi a cikin ƙananan yanayin zafi, kuma tasirin haɗin gwiwa tsakanin gilashin gilashi da substrate zai shafi
Yayin da zafin jiki da zafi ke raguwa, mannewa tsakanin silinda mai siliki da abin da ke ƙasa shima zai yi tasiri. Gabaɗaya ya dace da yanayin da aka yi amfani da siliki na silicone: kashi biyu ya kamata a yi amfani da shi a cikin yanayi mai tsabta a 10 ° C ~ 40 ° C da dangi zafi 40% ~ 60%; Ya kamata a yi amfani da sashi guda ɗaya a 4°C ~ 50°C da dangi zafi 40% ~ 60% ana amfani dashi a cikin yanayi mai tsabta. Lokacin da zafin jiki ya yi ƙasa, ƙimar warkewa da reactivity na sealant suna raguwa, kuma jigon ma'ajin da saman ƙasa yana raguwa, yana haifar da tsayin lokaci don mai ɗaukar hoto don samar da kyakkyawan haɗin gwiwa tare da substrate.
3. Ana amfani da gilashin gilashi a cikin ƙananan yanayin zafi, kuma gilashin gilashi yana daɗaɗɗa
Yayin da zafin jiki ya ragu, siliki na siliki zai yi kauri a hankali kuma extrudability zai zama matalauta. Don mannen sassa guda biyu, kauri na bangaren A zai haifar da matsin lamba na injin mannewa ya karu, kuma fitar da manne zai ragu, yana haifar da manne maras gamsarwa. Don kambun kashi ɗaya, colloid yana kauri, kuma matsa lamba na extrusion yana da girma yayin aiwatar da yin amfani da bindigar manne da hannu don rage ingancin aikin hannu.
Yadda za a warware
Idan kana son ginawa a cikin yanayin zafi maras zafi, da farko gudanar da gwajin ƙananan ƙananan yanki don tabbatar da cewa za'a iya warkar da manne gilashin, mannewa yana da kyau, kuma babu wata matsala ta bayyanar kafin ginawa.Idan yanayi ya ba da izini, da farko ya karu. zafin yanayin ginin kafin ginawa
Lokacin aikawa: Dec-08-2022