Sarrafa kumfa babban \u0199alubale ne a sarrafa pulp da takarda. Idan ba a sarrafa shi ba, kumfa na iya haifar da matsalolin tsaro da samarwa kamar yawan zubar slurry, raguwar ingancin famfo da rashin ingantaccen tace ruwa. Maganin kawar da kumfa yana taimakawa rage wa\u0257annan matsaloli ta hanyar kawar da kumfa mai yawa daga wanke ruwan baki, wanke pulp, tacewa yayin hoda da sauran matakai.<\/p>\n
Gudanar da kumfa a masana'antun takarda na zamani da na zaren fiber mai siffa yana da matu\u0199ar muhimmanci don hana matsaloli daban-daban na inganci, na aiki, da na samarwa. Kumfa na iya hana ingancin kayan aiki, jawo asarar sinadarai masu korar pulp, da haifar da \u0199ara kan alhakin muhalli; masu hana kumfa suna ba da mafita ta hanyar dakatar da samuwar kumfa yayin aikin kera takarda.<\/p>\n
Ruwan baki da ake amfani da shi a samar da pulp na sinadarai yana yawan samar da kumfa yayin sarrafawa, wanda ke rage ingancin aiwatar da aiki da ingancin injin. Saboda haka, dole ne a yi amfani da magungunan rushe kumfa da hana kumfa domin rage samuwar kumfa da inganta ingancin samar da takarda.<\/p>\n
Sinadaran wannan \u0199ir\u0199ira na iya bazuwa cikin sau\u0199i a cikin \u0199arin ruwa ta hanyar juyawa a hankali samfurin da aka yi \u0199arfi tare da zafin ruwa da ya dace; wannan yana ba da manyan fa'idodi fiye da wasu magungunan kawar da kumfa na baya wa\u0257anda ke bu\u0199atar juyawa mai \u0199arfi da zafi don narke a cikin yanayin ruwan mai \u0199arfi. Bugu da \u0199ari, sinadaran su suna da matu\u0199ar \u0257orewa ga gishirai marasa organic kamar cika na calcium carbonate \u2013 fa'ida ce mai matu\u0199ar muhimmanci tunda yawancin nau'ikan takarda suna \u0257auke da adadi mai yawa.<\/p>\n
Sarrafa kumfa a injunan takarda da na zaren fiber da aka \u0199era yana da matu\u0199ar muhimmanci don gujewa matsalolin inganci, na aiki da na samarwa. Kumfa na iya rage ingancin injin sosai, rage yawan fitar pulp da yawan fitar takarda a \u0199arshe, da kuma \u0199ara amfani da sinadaran fararwa. Dole ne a yi amfani da magungunan hana kumfa (antifoamers) da masu kawar da kumfa (defoamers) don kawar da samuwar kumfa yayin samarwa tare da kawar da kumfan iska a cikin tsari.<\/p>\n
Magungunan kawar da kumfa da masana'antun sarrafa itace ke amfani da su emilsi ne na mai a cikin ruwa, wa\u0257anda suka \u0199unshi silikon da ruwa. Mai kawar da kumfa yawanci yana \u0199unshe da matakin ruwa da ke \u0257auke da sinadaran nonionic surfactants kamar methyl ester na wake soya ko man castor ko wax na ethylene (bis) stearamide; \u0199ari ga haka, zai iya \u0199unsar mai kamar man oleic ko man zomo wanda aka daidaita tsaninsa tare da lecithin ko phospholipid.<\/p>\n
Magungunan kawar da kumfa kayan aiki ne masu tasiri wajen magance ruwan ajiya mai launin ruwan kasa da kuma ruwan fitarwa daga masana'antun takarda. An tsara su don su ci gaba da aiki a yanayin ruwa mai \u0199arfi, wanda sau da yawa ke zama \u0199alubale ga magungunan kawar da kumfa. Ana samun su a cikin matakan \u0199arfi daban-daban da za a iya shafa su kai tsaye a kan pulp stock, haka kuma suna narkewa cikin ruwan baki.<\/p>\n
Magungunan kawar da kumfa ga masana'antar takarda suna ba da hanyoyi masu araha na rage samuwar kumfa da rushe kumfar da ta riga ta samu, tare da inganta ingancin wanke pulp, sarrafa ruwan baki da ingancin samar da takarda. Bugu da \u0199ari, sinadarai masu kawar da kumfa suna aiki sosai a yanayin zafi mai \u0199asa kuma suna da \u0257orewa ko da an fallasa su ga ruwan sharar gida mai \u0199arfi; galibi ana yin su ne da man ma'adanai, polydimethylsiloxanes ko ha\u0257in barasa da stearate.<\/p>\n
Magungunan hana kumfa na baya ba su da daidaito kamar yadda ake so a yanayin acid, musamman a cikin ruwan da ke da sinadaran ma'adanai masu \u0199arfi. Idan emulsions \u0257insu suka fashe, suna hauhawa zuwa saman akwati kuma suna iya toshe bututun da ke kaiwa daga akwatin zuwa famfuna sannan zuwa injunan takarda.<\/p>\n
Za\u0253ar ingantaccen maganin hana kumfa yana da matu\u0199ar muhimmanci ga ingantattun ayyukan sarrafa laka da takarda, ciki har da sarrafa kumfa. Maganin hana kumfa mai inganci zai kare daga matsaloli masu tsada kamar kwararar laka, raguwar ingancin famfo, rashin ingantaccen ajiyar injin takarda, matsalolin zubar ruwa na matattara da matsalolin tace ruwa \u2013 wanda a \u0199arshe zai haifar da \u0199arin yawan laka da ingantacciyar ingancin samfur.<\/p>","protected":false},"excerpt":{"rendered":"
What is pulp defoaming agent and other defoaming method Foam control is a primary challenge of pulp and paper processing. […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[3],"tags":[],"class_list":["post-101","post","type-post","status-publish","format-standard","hentry","category-knowledge"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/defoamingagent.net\/ha\/wp-json\/wp\/v2\/posts\/101","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/defoamingagent.net\/ha\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/defoamingagent.net\/ha\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/defoamingagent.net\/ha\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/defoamingagent.net\/ha\/wp-json\/wp\/v2\/comments?post=101"}],"version-history":[{"count":4,"href":"https:\/\/defoamingagent.net\/ha\/wp-json\/wp\/v2\/posts\/101\/revisions"}],"predecessor-version":[{"id":105,"href":"https:\/\/defoamingagent.net\/ha\/wp-json\/wp\/v2\/posts\/101\/revisions\/105"}],"wp:attachment":[{"href":"https:\/\/defoamingagent.net\/ha\/wp-json\/wp\/v2\/media?parent=101"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/defoamingagent.net\/ha\/wp-json\/wp\/v2\/categories?post=101"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/defoamingagent.net\/ha\/wp-json\/wp\/v2\/tags?post=101"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}