{"id":726,"date":"2026-04-03T15:57:18","date_gmt":"2026-04-03T12:57:18","guid":{"rendered":"http:\/\/vaksypukkimaki.local\/valkaisijana_sulfiitissa\/"},"modified":"2026-04-22T21:28:11","modified_gmt":"2026-04-22T18:28:11","slug":"valkaisijana_sulfiitissa","status":"publish","type":"post","link":"https:\/\/vaksy.com\/pukkimaki\/valkaisijana_sulfiitissa\/","title":{"rendered":"Valkaisijana sulfiitissa"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Mannilasta valkaisuun<\/h2>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a712d4d73844&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a712d4d73844\" class=\"wp-block-image size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"190\" height=\"300\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/vaksy.com\/pukkimaki\/wp-content\/uploads\/2025\/06\/jouni_sihvonen.jpg\" alt=\"\" class=\"wp-image-223\"\/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><figcaption class=\"wp-element-caption\">Jouni Sihvonen<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Jouni Sihvonen p\u00e4\u00e4si yhti\u00f6n maatilalle Mannilaan ty\u00f6h\u00f6n vuonna 1954. Siell\u00e4 h\u00e4nen teht\u00e4viins\u00e4 kuului ajaa maitoa hevosella Mannilasta sit\u00e4 ostaneille ihmisille. H\u00e4nen ty\u00f6matkansa ulottui Pukkim\u00e4elle, L\u00f6nnrotinkadulle, Piilolanniemeen, klubille ja \u00c4\u00e4nem\u00e4keen. My\u00f6s silloiselle kunnanl\u00e4\u00e4k\u00e4rille Toivo Armas Saloselle vietiin maitoa Mannilasta. My\u00f6hemm\u00e4ss\u00e4 vaiheessa maidonvientimatkat tehtiin sitten jo jeepill\u00e4. Hieman vartuttuaan h\u00e4n p\u00e4\u00e4si Mannilassa jo aikuistenkin t\u00f6ihin ja sai tehd\u00e4 traktorilla erilaisia maatalon t\u00f6it\u00e4. Maatalousty\u00f6t eiv\u00e4t kuitenkaan kiinnostaneet h\u00e4nt\u00e4, vaan mieli paloi tehtaalle ty\u00f6h\u00f6n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tehtaalle ensi kertaa t\u00f6ihin kysyess\u00e4\u00e4n h\u00e4n muistelee olleensa vain 15-vuotias ja liian nuori tehtaalle. Hein\u00e4kuussa 1959 h\u00e4n p\u00e4\u00e4si sitten sulfiittiin apuvalkaisijaksi. Vuoromestarina silloin oli Kalevi Pajala, valkaisijana Vilho Kokki ja apuvalkaisijana Pentti Tourunen. Muita valkaisijoita tuolta ajalta h\u00e4n muistaa ainakin Veikko Huttusen, Matti Kaleniuksen ja Toivo H\u00e4mysen. Sulfiitin palveluksessa Jouni Sihvonen ehti tehd\u00e4 monenlaisia t\u00f6it\u00e4: h\u00e4n oli valkaisijana, apuvalkaisijana, happomiehen\u00e4 kiisutehtaalla, apukeitt\u00e4j\u00e4n\u00e4, sihtimiehen\u00e4, trukkikustina, kemikaalien vastaanottajana ja k\u00e4yt\u00f6ntarkkailijana. My\u00f6s satunnaiset komennukset r\u00e4ssille kuuluivat asiaan. My\u00f6hemm\u00e4lt\u00e4 ajalta muistuu mieleen valkaisijoita Aulis Honkonen, Antti Kukonlehto ja Kalevi Koskela.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u00c4\u00e4nitteet<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Jonte on tarinankertoja. Tekstin\u00e4 h\u00e4nen kertomuksensa latistuvat, joten ne esitet\u00e4\u00e4n \u00e4\u00e4nitiedostoina. Ensimm\u00e4isess\u00e4 tiedostossa h\u00e4n kertoo Mannilan ajoistaa. Tiedoston koko on 2,9 Mt ja kesto noin 2,59 min. Toisessa h\u00e4n muistelee millaista ty\u00f6 oli ennen sulfiitin valkaisussa ja millaisia ty\u00f6kavereita ja esimiehi\u00e4 siihen aikaan oli. Tiedoston koko on 21,3 Mt ja kesto 22,09 minuuttia.<\/p>\n\n\n\n<figure class=\"wp-block-audio\"><audio controls src=\"https:\/\/vaksy.com\/pukkimaki\/wp-content\/uploads\/2025\/06\/mannila.mp3\"><\/audio><figcaption class=\"wp-element-caption\">Mannilassa<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-audio\"><audio controls src=\"https:\/\/vaksy.com\/pukkimaki\/wp-content\/uploads\/2025\/06\/valkaisussa.mp3\"><\/audio><figcaption class=\"wp-element-caption\">Valkaisussa<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Sulfiitin alasajon j\u00e4lkeen 1980-luvun alkupuolella Jouni Sihvonen meni pyrokattilalle ja j\u00e4i sielt\u00e4 my\u00f6hemmin el\u00e4keputkeen ja el\u00e4kkeelle 38-palvelusvuoden j\u00e4lkeen.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kulkulupia tehtaalle<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c4\u00e4nekosken tehtaalla oli viel\u00e4 1970-luvulla k\u00e4yt\u00f6ss\u00e4 pahvinen kulkulupa. Se piti olla aina mukana tehdasalueella liikuttaessa ja oli vaadittaessa esitett\u00e4v\u00e4. Jouni Sihvosen kulkuluvassa on Bo Kuven allekirjoitus.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c4\u00e4nekosken tehtaat siirtyiv\u00e4t W\u00e4rtsil\u00e4n omistukseen vuonna 1941. Tuona aikana tehtaiden nimi oli W\u00e4rtsil\u00e4n Selluloosa OY \u00c4\u00e4nekosken tehtaat. Mets\u00e4liiton Selluloosa OY perustettiin vuonna 1953 ja se osti tuolloin \u00c4\u00e4nekosken tehtaat. Alimmainen metallinen kulkulupa on W\u00e4rtsil\u00e4n ajalta. Laatassa oleva S-kirjain tarkoittaa sulfiittia ja numero luvan j\u00e4rjestysnumeroa tehtaalla.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"190\" data-id=\"222\" src=\"https:\/\/vaksy.com\/pukkimaki\/wp-content\/uploads\/2025\/06\/kulkulupa1.jpg\" alt=\"\" class=\"wp-image-222\"\/><figcaption class=\"wp-element-caption\">\u00c4\u00e4nekosken tehtaat kulkulupa etupuoli<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"190\" data-id=\"221\" src=\"https:\/\/vaksy.com\/pukkimaki\/wp-content\/uploads\/2025\/06\/kulkulupa2.jpg\" alt=\"\" class=\"wp-image-221\"\/><figcaption class=\"wp-element-caption\">\u00c4\u00e4nekosken tehtaat kulkulupa tausta<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"190\" data-id=\"220\" src=\"https:\/\/vaksy.com\/pukkimaki\/wp-content\/uploads\/2025\/06\/kulkulupa3.jpg\" alt=\"\" class=\"wp-image-220\"\/><figcaption class=\"wp-element-caption\">W\u00e4rtsil\u00e4n aikainen kulkulupa<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><em>L\u00e4hteet<\/em><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><em>Jouni Sihvosen haastattelu 2016<\/em><\/li>\n\n\n\n<li><em>Kuvat Jouni Sihvosen arkisto<\/em><\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>\u00c4\u00e4nekosken Pukkim\u00e4en asuntoalueen historiaa<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","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":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","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 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