 {"id":8232,"date":"2026-09-03T17:27:00","date_gmt":"2026-09-03T09:27:00","guid":{"rendered":"https:\/\/nrcmachine.com\/?p=8232"},"modified":"2026-09-03T17:44:00","modified_gmt":"2026-09-03T09:44:00","slug":"raw-material-for-industrial-paper-core-introduction","status":"publish","type":"post","link":"https:\/\/nrcmachine.com\/nl\/raw-material-for-industrial-paper-core-introduction\/","title":{"rendered":"Inleiding tot papiergrondstoffen voor industri\u00eble papierkernen"},"content":{"rendered":"<h1>Kraftpapier als grondstof voor industri\u00eble papierkokers \u2013 Inleiding<\/h1>\n<h2><strong>1.<\/strong><strong>Papierrollen: De optimale keuze <a href=\"https:\/\/nrcmachine.com\/raw-material-for-industrial-paper-core-introduction\/\">Grondstof voor de productie van industri\u00eble papierkernen<\/a><\/strong><\/h2>\n<p>Qingdao New Richuan Precision Machinery Co., Ltd, een van de toonaangevende bedrijven in China <a href=\"https:\/\/nrcmachine.com\/product\/paper-core-machine-supplier\/\">leveranciers van papierkernmachines<\/a>, adviseert <a href=\"https:\/\/youtu.be\/R2LT5y4tKVk\">fabrikanten van papieren buizen<\/a> om geschikte grondstoffen te selecteren, productieafval te verminderen en de prestaties van de afgewerkte kernen te verbeteren. Veel fabrieken gebruiken ten onrechte gewoon kraftpapier of containerlinerboard voor papieren kernen, wat leidt tot instortende kokers, delaminatie van de lagen en hoge afkeurpercentages op hogesnelheids-spiraalwikkelmachines.<\/p>\n<figure id=\"attachment_8236\" aria-describedby=\"caption-attachment-8236\" style=\"width: 1000px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/nrcmachine.com\/wp-content\/uploads\/2026\/09\/raw-material-for-industrial-paper-core-production.webp\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-8236 size-full\" src=\"https:\/\/nrcmachine.com\/wp-content\/uploads\/2026\/09\/raw-material-for-industrial-paper-core-production.webp\" alt=\"grondstof voor de productie van industri\u00eble papierkokers\" width=\"1000\" height=\"562\" srcset=\"https:\/\/nrcmachine.com\/wp-content\/uploads\/2026\/09\/raw-material-for-industrial-paper-core-production.webp 1000w, https:\/\/nrcmachine.com\/wp-content\/uploads\/2026\/09\/raw-material-for-industrial-paper-core-production-300x169.webp 300w, https:\/\/nrcmachine.com\/wp-content\/uploads\/2026\/09\/raw-material-for-industrial-paper-core-production-768x432.webp 768w, https:\/\/nrcmachine.com\/wp-content\/uploads\/2026\/09\/raw-material-for-industrial-paper-core-production-18x10.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/a><figcaption id=\"caption-attachment-8236\" class=\"wp-caption-text\">grondstof voor de productie van industri\u00eble papierkokers<\/figcaption><\/figure>\n<p>Spoelpapier is speciaal vervaardigd, zeer stevig karton voor industri\u00eble papierkernen, textielgarenbuizen, foliekernen en papieren hoekbeschermers, waaraan strenge eisen worden gesteld wat betreft ringdruksterkte en hechting tussen de lagen, om vervorming en delaminatie te voorkomen bij het op hoge snelheid opwinden en het stapelen onder zware belasting. Spoelpapier wordt ook wel buispapier of kernpapier genoemd.<\/p>\n<h2><strong>2.<\/strong><strong>Belangrijkste prestatiekenmerken van industrieel rolpapier<\/strong><\/h2>\n<p>Spoelpapier is speciaal ontwikkeld voor meerlaagse spiraalwikkelprocessen en verschilt daarmee van verpakkingspapier voor algemeen gebruik.<\/p>\n<h3><strong>2.1 <\/strong><strong>\u00a0Hoge stijfheid en uitstekende weerstand tegen ringvervorming<\/strong><\/h3>\n<p>De compacte papierstructuur voorkomt dat het papier na het vormen van de buis verbuigt of indeukt. Het presteert uitstekend bij het stapelen van zware industri\u00eble papierkernen met een grote diameter.<\/p>\n<h3><strong>2.2 <\/strong><strong>\u00a0Betrouwbare hechtsterkte tussen de lagen<\/strong><\/h3>\n<p>Het geoptimaliseerde klopproces zorgt voor een goede hechting van de vezels. Het voorkomt delaminatie en afbladderen tijdens het meerlaagse spiraalwikkelen en sluit perfect aan bij apparatuur voor het op hoge snelheid oprollen van papieren kernen.<\/p>\n<h3><strong>2.3 <\/strong><strong>\u00a0Slijtvast, vochtbestendig en bewerkbaar<\/strong><\/h3>\n<p>Het gladde, gekalanderde oppervlak zorgt ervoor dat er tijdens het spinnen van textielgarens op hoge snelheid zo min mogelijk vuil achterblijft. De lijmbehandeling verbetert de vochtbestendigheid en voorkomt dat het materiaal in vochtige werkplaatsen zacht wordt. De afgewerkte papieren kernen zijn direct geschikt voor draaien en schuren.<\/p>\n<h3><strong>2.4 <\/strong><strong>\u00a0Verfbehandeling in aangepaste kleuren mogelijk<\/strong><\/h3>\n<p>Spoelpapier kan in rood, geel, blauw, oranje en andere kleuren worden geverfd. Textielfabrieken onderscheiden garenspecificaties aan de hand van gekleurde garenrollen, waardoor het sorteren effici\u00ebnter verloopt.<\/p>\n<h2><strong>3.<\/strong><strong>\u00a0Papierrollen: GSM-bereiken, kwaliteiten en bijbehorende toepassingen<\/strong><\/h2>\n<p>De keuze van het papier op rol hangt af van het gramgewicht (gsm) en de kwaliteitsklasse. Hieronder vindt u een handige referentietabel:<\/p>\n<table>\n<tbody>\n<tr>\n<td width=\"400\">GSM-bereik<\/td>\n<td width=\"744\">Belangrijkste toepassingen<\/td>\n<\/tr>\n<tr>\n<td width=\"400\">65\u2013150 g\/m\u00b2<\/td>\n<td width=\"744\">Kleine borduurbuis, buis voor fijne garenklossen, langzaam draaien voor lichte belasting<\/td>\n<\/tr>\n<tr>\n<td width=\"400\">200\u2013300 g\/m\u00b2<\/td>\n<td width=\"744\">POY\/DTY-garenbuis van chemische vezels, kleine foliekern, binnenkern van kleefband<\/td>\n<\/tr>\n<tr>\n<td width=\"400\">360\u2013430 g\/m\u00b2<\/td>\n<td width=\"744\">Textielbuis, kern voor mulchfolie, universele industri\u00eble papierkern (standaardspecificatie voor de reguliere markt)<\/td>\n<\/tr>\n<tr>\n<td width=\"400\">480\u2013510 g\/m\u00b2<\/td>\n<td width=\"744\">Kernen voor zware belastingen, bestemd voor rollen roestvrij staal en aluminiumfolie, grote moederrollen voor papiermachines en extra stevige hoekbeschermers voor papier<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><strong>4.<\/strong><strong>\u00a0De drie belangrijkste kwaliteitsklassen van spoelpapier<\/strong><\/h2>\n<ul>\n<li><strong>C-cijfer<\/strong>: Voldoet aan de basisprestatie-eisen tegen een concurrerende prijs. Geschikt voor toepassingen met lage snelheden en lichte belasting, zoals vuurwerkbuizen en eenvoudige binnenkernen van folie.<\/li>\n<li><strong>Kwaliteit B<\/strong>: Standaardkwaliteit voor industrieel gebruik met evenwichtige, stabiele eigenschappen. De beste prijs-kwaliteitverhouding voor de meeste verwerkers van textiel en plastic folie.<\/li>\n<li><strong>Klasse A<\/strong>: Hoogwaardige, zeer sterke kwaliteit met een uitmuntende dichtheid, vochtbestendigheid en afpelsterkte tussen de lagen. Ontworpen voor het op hoge snelheid spinnen van chemische vezels en voor zware metalen spoelkernen.<\/li>\n<\/ul>\n<h2><strong>5.<\/strong><strong>\u00a0Gids over valkuilen bij de inkoop en kwaliteitscontrole van spoolpapier<\/strong><\/h2>\n<p>Een verkeerde inkoop van grondstoffen leidt tot onverwachte stilstand en hoge afkeurpercentages in uw productielijn voor papierkernen. Houd u aan deze praktische controlepunten.<\/p>\n<h3><strong>5.1 <\/strong><strong>\u00a0Pas op voor valse GSM-etikettering<\/strong><\/h3>\n<p>Fysieke weging op basis van een steekproef bij levering. De toegestane gewichtstolerantie moet binnen \u00b15% blijven. Karton met een te laag gewicht vermindert direct het draagvermogen van de papieren kern.<\/p>\n<h3><strong>5.2 <\/strong><strong>\u00a0Verplichte technische indexcontrole<\/strong><\/h3>\n<p>Vraag testrapporten aan bij uw papierleverancier voordat u bestellingen plaatst. Let vooral op de ringdruksterkte in dwarsrichting en in machinerichting en op de afpelsterkte tussen de lagen. Eenvoudige test ter plaatse: buig het papier stevig door; papier van goede kwaliteit buigt soepel door zonder dat de lagen uit elkaar gaan.<\/p>\n<h3><strong>5.3 <\/strong><strong>\u00a0Houd het vochtgehalte strikt onder controle<\/strong><\/h3>\n<p>Standaard vochtgehalte: <strong>6%\u20138%<\/strong>. Een te hoog vochtgehalte leidt tot zachte, vervormde papierkernen. Een te laag vochtgehalte maakt het papier broos, waardoor het tijdens het snijden afbrokkelt en barst.<\/p>\n<h3><strong>5.4 <\/strong><strong>\u00a0Pas de kwaliteit aan de werkelijke werkomstandigheden aan<\/strong><\/h3>\n<p>Vermijd het blindelings kiezen voor een lagere kwaliteit om kosten te besparen. Kies klasse C voor toepassingen met lage snelheden en lichte belasting; klasse B voor reguliere massaproductie; klasse A is onontbeerlijk voor het spinnen op hoge snelheid of voor zwaar belaste spoelkernen.<\/p>\n<h2><strong>6.<\/strong><strong>\u00a0Overzicht van de markt voor rolpapier (begin september 2026)<\/strong><\/h2>\n<p>De huidige markt voor rolpapier wordt gekenmerkt door een zwakke balans tussen vraag en aanbod, die wordt be\u00efnvloed door de grondstofkosten, met prijsschommelingen binnen een smalle bandbreedte.<\/p>\n<ul>\n<li>Nationaal gemiddelde marktprijs: ongeveer 500 USD<strong>\/ MT<\/strong><\/li>\n<li>Belangrijkste transactieprijs in Oost-China: USD<strong>500<\/strong><strong>\u2011<\/strong><strong>600<\/strong><strong>\/ MT<\/strong><\/li>\n<li>Marktontwikkelingen: Laag handelsvolume in augustus; papierkernfabrieken in de downstream-sector kopen uitsluitend op aanvraag in, zonder grote voorraden aan te leggen. Begin september is er sprake van een lichte prijsdaling (20-30 USD\/MT) voor spoelpapier van klasse C in Hebei; de prijzen in Oost-China dalen licht, maar de markt blijft over het algemeen stabiel zonder duidelijke trend.<\/li>\n<li>Marktlogica: De inkoopkosten voor afvalkarton dalen licht, terwijl de textielverwerkende sector langzaam het hoogseizoen ingaat, maar de vraag blijft zwak, waardoor er een voortdurend evenwichtsspel tussen vraag en aanbod ontstaat.<\/li>\n<\/ul>\n<h2><strong>7.<\/strong><strong>\u00a0Spoolpapier versus kraftpapier en linerboard: belangrijke verschillen<\/strong><\/h2>\n<p>Veel kopers proberen uit kostenoverwegingen spoelpapier te vervangen door gewoon kraftpapier of containerlinerboard, wat tot buitensporige productieverliezen leidt.<\/p>\n<ul>\n<li><strong>VS Kraftpapier<\/strong>: Bij kraftpapier ligt de nadruk op trek- en scheurweerstand, maar de ringdrukstevigheid ervan is veel lager dan die van spoelpapier. Dikwandige papierkernen die van kraftpapier zijn gewikkeld, hebben de neiging om gemakkelijk in te storten.<\/li>\n<li><strong>VS-container-linerboard<\/strong>: Gewoon linerboard heeft een slechte hechting tussen de lagen. Het delamineert gemakkelijk tijdens het wikkelen van meerdere lagen en is niet geschikt voor papierkernmachines die op hoge snelheid draaien.<\/li>\n<li><strong>Voordelen van spoolpapier<\/strong>: Speciaal ontwikkeld voor spiraalvormige meerlaagse wikkeltechnologie. De compacte, gelijkmatige plaat garandeert rondheid en een stabiele dynamische balans van de afgewerkte papieren kernen.<\/li>\n<\/ul>\n<h2><strong>8.<\/strong><strong>\u00a0Veelgestelde vragen (FAQ's)<\/strong><\/h2>\n<h3><strong>Vraag 1:<\/strong><strong>\u00a0Kan ik kraftpapier gebruiken in plaats van spoelpapier voor industri\u00eble papierkernen?<\/strong><\/h3>\n<p>A1: Niet aanbevolen voor zware toepassingen of productie op hoge snelheid. Kraftpapier heeft onvoldoende ringdrukstijfheid, waardoor de papieren kernen zullen inzakken onder het gewicht van gestapelde rollen of bij zware wikkelbelasting.<\/p>\n<h3><strong>Vraag 2:<\/strong><strong>\u00a0Welk GSM-spoelpapier moet ik kiezen voor de binnenkernen van tape?<\/strong><\/h3>\n<p>A2: Spoelpapier van klasse B met een gramgewicht van 200\u2013300 g\/m\u00b2 is de meest gangbare keuze voor de binnenkernen van plakband.<\/p>\n<h3><strong>Vraag 3:<\/strong><strong>\u00a0Waarom barsten mijn papieren rollen tijdens het afsnijden?<\/strong><\/h3>\n<p>A3: Dit wordt meestal veroorzaakt door een te laag vochtgehalte van het rolpapier (minder dan 6%). Zorg ervoor dat het vochtgehalte van de grondstof tussen 6 en 8% blijft.<\/p>\n<h3><strong>Vraag 4:<\/strong><strong>\u00a0Is spoolpapier van klasse A altijd noodzakelijk voor alle productie met papieren kern?<\/strong><\/h3>\n<p>A4: Kies de kwaliteit op basis van belasting en snelheid. Kwaliteit B voldoet aan de meeste algemene eisen voor industri\u00eble papierkernen en biedt een betere prijs-kwaliteitverhouding.<\/p>\n<h3><strong>V5<\/strong><strong>: Hoe kan de hechtsterkte tussen lagen ter plaatse snel worden getest?<\/strong><\/h3>\n<p>A5: Buig het papiermonster krachtig. Als de lagen uit elkaar vallen, is de hechting tussen de lagen onvoldoende en is het materiaal ongeschikt voor hogesnelheidswikkelmachines.<\/p>\n<h2><strong>9.<\/strong><strong>\u00a0Slotopmerkingen<\/strong><\/h2>\n<p>De kwaliteit van de grondstoffen is rechtstreeks bepalend voor het uitbuitingspercentage van de papierkernen en de stabiele werking van uw papierkernmachine. Als professionele fabrikant van apparatuur voor papierkernen raadt Qingdao Xinrich Precision Machinery Co., Ltd u aan om het gramgewicht (GSM) en de kwaliteit van het spoelpapier af te stemmen op de door u gewenste specificaties voor de afgewerkte kern, in plaats van blindelings te streven naar de laagste materiaalprijs.<\/p>\n<p>Indien nodig kunnen we een kant-en-klare checklist voor de inkomende inspectie van spoelpapier delen met uw inkoopteam. Neem contact met ons op voor meer ondersteuning op het gebied van papierkernmachines en grondstoffen.<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Kraft Paper Raw Material for Industrial Paper Core Introduction 1.Spool Paper: The Optimal Raw Material for Industrial Paper Core Production Qingdao New Richuan Precision Machinery Co., Ltd, one of China\u2019s top\u2011tier paper core machine suppliers, advises paper tube manufacturers to select suitable raw materials to reduce production waste and improve finished\u2011core performance. Many factories mistakenly [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":8236,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"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":"default","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-4)","background-image":"","background-repeat":"repeat","background-position":"center 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