{"id":8023,"date":"2026-07-23T13:46:10","date_gmt":"2026-07-23T05:46:10","guid":{"rendered":"https:\/\/www.qualitester.com\/?page_id=8023"},"modified":"2026-07-23T13:46:10","modified_gmt":"2026-07-23T05:46:10","slug":"tappi-t549","status":"publish","type":"page","link":"https:\/\/www.qualitester.com\/lv\/standards\/tappi-t549\/","title":{"rendered":"TAPPI T549"},"content":{"rendered":"<p>Pap\u012bra virsmas berzes \u012bpa\u0161\u012bbas tie\u0161i ietekm\u0113 druk\u0101\u0161anas efektivit\u0101ti, kop\u0113t\u0101ja darb\u012bbu, lapu padevi, kaudzes stabilit\u0101ti un kop\u0113jo izstr\u0101d\u0101juma kvalit\u0101ti. <strong>TAPPI T549<\/strong> ir starptautiski atz\u012bta test\u0113\u0161anas metode, kas paredz\u0113ta nep\u0101rkl\u0101ta rakst\u012b\u0161anas un drukas pap\u012bra statisk\u0101 un kin\u0113tisk\u0101 berzes koeficienta nov\u0113rt\u0113\u0161anai, izmantojot horizont\u0101l\u0101s plaknes metodi. Nodro\u0161inot standartiz\u0113tu <strong>berzes koeficienta m\u0113r\u012b\u0161ana<\/strong>, <strong>TAPPI T549<\/strong> \u013cauj pap\u012bra ra\u017eot\u0101jiem, p\u0101rstr\u0101d\u0101t\u0101jiem, tipogr\u0101fij\u0101m un kvalit\u0101tes laboratorij\u0101m konsekventi un objekt\u012bvi nov\u0113rt\u0113t virsmas \u012bpa\u0161\u012bbas.<\/p>\n<p>At\u0161\u0137ir\u012bb\u0101 no iepakojuma berzes standartiem, kuros bie\u017ei tiek piev\u0113rsta uzman\u012bba daudzk\u0101rt\u0113jai sl\u012bd\u0113\u0161anai vai test\u0113\u0161anai uz sl\u012bp\u0101s plaknes, <strong>TAPPI T549<\/strong> izm\u0113ra pretest\u012bbu starp div\u0101m pap\u012bra virsm\u0101m pirmaj\u0101 sl\u012bd\u0113\u0161anas br\u012bd\u012b, t\u0101d\u0113\u013c tas ir \u012bpa\u0161i piem\u0113rots <strong>Nep\u0101rkl\u0101ta rakst\u0101m\u0101 un tipogr\u0101fisk\u0101 pap\u012bra COF test\u0113\u0161ana<\/strong> ko izmanto tipogr\u0101fijas pres\u0113s, kop\u0113\u0161anas iek\u0101rt\u0101s un cit\u0101s iek\u0101rt\u0101s, kur\u0101s pap\u012brs tiek ievad\u012bts loksn\u0113s. \u0160o rezult\u0101tu izpratne pal\u012bdz ra\u017eot\u0101jiem optimiz\u0113t pap\u012bra ra\u017eo\u0161anu, samazin\u0101t pap\u012bra ievad\u012b\u0161anas probl\u0113mas un uzlabot klientu apmierin\u0101t\u012bbu, nodro\u0161inot lab\u0101ku produkta kvalit\u0101tes stabilit\u0101ti.<\/p>\n<h2>K\u0101p\u0113c standarts TAPPI T549 ir svar\u012bgs?<\/h2>\n<p>Pap\u012bra berzes \u012bpa\u0161\u012bbas bie\u017ei vien netiek \u0146emtas v\u0113r\u0101, l\u012bdz rodas ra\u017eo\u0161anas probl\u0113mas. Nepietiekamas berzes \u012bpa\u0161\u012bbas var izrais\u012bt divu lapu vienlaic\u012bgu padevi, pap\u012bra sastr\u0113gumus, nesakrit\u012bbu druk\u0101\u0161anas laik\u0101, p\u0101rm\u0113r\u012bgus d\u012bkst\u0101ves laikus vai samazin\u0101tu ra\u017eo\u0161anas \u0101trumu.<\/p>\n<p>M\u0113r\u0137is ir <strong>TAPPI T549<\/strong> ir kvantitat\u012bvi noteikt berzes pretest\u012bbu starp div\u0101m pap\u012bra virsm\u0101m kontrol\u0113tos laboratorijas apst\u0101k\u013cos. Ieg\u016btie dati \u013cauj ra\u017eot\u0101jiem:<\/p>\n<ul>\n<li><strong>Prec\u012bzi noteikt pap\u012bra berzes koeficientu<\/strong><\/li>\n<li>Nodro\u0161in\u0101t vien\u0101du produktu kvalit\u0101ti starp ra\u017eo\u0161anas partij\u0101m<\/li>\n<li>Pap\u012bra virsmas apstr\u0101des un p\u0101rkl\u0101jumu optimiz\u0113\u0161ana<\/li>\n<li>Uzlabojiet druk\u0101\u0161anas un kop\u0113\u0161anas iek\u0101rtu pap\u012bra padeves veiktsp\u0113ju<\/li>\n<li>Produktu izstr\u0101des laik\u0101 sal\u012bdziniet da\u017e\u0101das pap\u012bra \u0161\u0137iras<\/li>\n<li>Atbalst\u012bt pieg\u0101d\u0101t\u0101ju atlasi un ievesto materi\u0101lu p\u0101rbaudi<\/li>\n<li>Izmekl\u0113t klientu s\u016bdz\u012bbas, kas saist\u012btas ar baro\u0161anas vai krau\u0161anas efektivit\u0101ti<\/li>\n<\/ul>\n<p>Pap\u012bra ra\u017eot\u0101jiem berzes r\u0101d\u012bt\u0101ji ir svar\u012bgs kvalit\u0101tes kontroles parametrs l\u012bdz\u0101s pamatmasai, gludumam, biezumam, stiepes iztur\u012bbai un virsmas raupjumam.<\/p>\n<h2>Statisk\u0101 un kin\u0113tisk\u0101 berzes koeficienta izpratne<\/h2>\n<p>Port\u0101ls <strong>berzes koeficienta m\u0113r\u012b\u0161ana<\/strong> ko nosaka <strong>TAPPI T549<\/strong> ietver divas neatkar\u012bgas v\u0113rt\u012bbas.<\/p>\n<table>\n<thead>\n<tr>\n<th>Berzes \u012bpa\u0161\u012bbas<\/th>\n<th>Defin\u012bcija<\/th>\n<th>Noz\u012bme r\u016bpniec\u012bb\u0101<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Statiskais COF<\/strong><\/td>\n<td>Sp\u0113ks, kas nepiecie\u0161ams, lai uzs\u0101ktu kust\u012bbu starp div\u0101m pap\u012bra virsm\u0101m<\/td>\n<td>Ietekm\u0113 pap\u012bra pa\u0146em\u0161anu, lapu atdal\u012b\u0161anu no kaudzes un dubult\u0101s padeves nov\u0113r\u0161anu<\/td>\n<\/tr>\n<tr>\n<td><strong>Kin\u0113tiskais COF<\/strong><\/td>\n<td>Sp\u0113ks, kas nepiecie\u0161ams, lai nodro\u0161in\u0101tu nep\u0101rtrauktu sl\u012bd\u0113\u0161anu<\/td>\n<td>Ietekm\u0113 nep\u0101rtrauktu pap\u012bra lok\u0161\u0146u transport\u0113\u0161anu caur printeriem un kop\u0113t\u0101jiem<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Statisk\u0101 berze parasti ir liel\u0101ka nek\u0101 kin\u0113tisk\u0101 berze, jo ir nepiecie\u0161ams papildu sp\u0113ks, lai p\u0101rvar\u0113tu s\u0101kotn\u0113jo sa\u0137eri starp saskaro\u0161aj\u0101m virsm\u0101m.<\/p>\n<p>Abas \u0161\u012bs v\u0113rt\u012bbas ir \u013coti svar\u012bgas, jo m\u016bsdienu poligr\u0101fijas iek\u0101rt\u0101m vispirms ir j\u0101no\u0161\u0137ir atsevi\u0161\u0137i lapas un p\u0113c tam t\u0101s vienm\u0113r\u012bgi j\u0101p\u0101rvieto caur vair\u0101kiem velt\u0146iem, ne\u013caujot t\u0101m sl\u012bd\u0113t vai salipt.<\/p>\n<h2>TAPPI T549 m\u0113r\u012b\u0161anas princips<\/h2>\n<p>Port\u0101ls <strong>TAPPI T549<\/strong> metode izmanto <strong>horizont\u0101l\u0101s plaknes berzes p\u0101rbaudes metode<\/strong> lai noteiktu pretest\u012bbu, kas rodas, kad viens pap\u012bra lapas sl\u012bd gar otru.<\/p>\n<p>Viens paraugs<\/p>\n<p>Viens paraugs tiek nostiprin\u0101ts uz stingras horizont\u0101las platformas, savuk\u0101rt otrs paraugs tiek piestiprin\u0101ts pie standartiz\u0113tiem sl\u0113p\u0113m. Meh\u0101niskais piedzi\u0146as meh\u0101nisms p\u0101rvieto sl\u0113pes p\u0101ri nekust\u012bgajam paraugam ar nemain\u012bgu \u0101trumu, kam\u0113r slodzes dev\u0113js nep\u0101rtraukti re\u0123istr\u0113 berzes sp\u0113ku.<\/p>\n<p>Berzes koeficients tiek apr\u0113\u0137in\u0101ts saska\u0146\u0101 ar \u0161\u0101du vien\u0101dojumu:<\/p>\n<p><strong>\u03bc = F \/ N<\/strong><\/p>\n<p>Kur:<\/p>\n<ul>\n<li><strong>\u03bc<\/strong> = Berzes koeficients<\/li>\n<li><strong>F<\/strong> = Izm\u0113r\u012bt\u0101 berzes sp\u0113ka v\u0113rt\u012bba<\/li>\n<li><strong>N<\/strong> = Norm\u0101l\u0101 sp\u0113ka iedarb\u012bba, ko rada ragavas svars<\/li>\n<\/ul>\n<p>T\u0101 k\u0101 t<\/p>\n<p>Koeficients ir divu sp\u0113ku attiec\u012bba, tam nav dimensijas.<\/p>\n<p>\u0160\u012b metode tie\u0161i m\u0113ra:<\/p>\n<ul>\n<li>S\u0101kotn\u0113jais maksim\u0101lais sp\u0113ks (statiskais berzes koeficients)<\/li>\n<li>Vid\u0113jais sl\u012bd\u0113\u0161anas sp\u0113ks (kin\u0113tiskais berzes koeficients)<\/li>\n<\/ul>\n<p>\u0160\u012b horizont\u0101l\u0101s plaknes pieeja nodro\u0161ina \u013coti labu atk\u0101rtojam\u012bbu <strong>berzes p\u0101rbaudes metodes<\/strong> piem\u0113rots laboratorijas kvalit\u0101tes kontrolei.<\/p>\n<h2 style=\"font-style: normal;\"><img fetchpriority=\"high\" decoding=\"async\" class=\"alignleft wp-image-8026 size-medium\" style=\"font-size: 16px; font-weight: inherit;\" src=\"https:\/\/www.qualitester.com\/wp-content\/uploads\/2026\/07\/COF-01-Coefficient-of-Friction-Tester-1-300x300.webp\" alt=\"TAPPI T549 COF-01cof test\u0113\u0161anas iek\u0101rta\" width=\"300\" height=\"300\" srcset=\"https:\/\/www.qualitester.com\/wp-content\/uploads\/2026\/07\/COF-01-Coefficient-of-Friction-Tester-1-300x300.webp 300w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2026\/07\/COF-01-Coefficient-of-Friction-Tester-1-150x150.webp 150w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2026\/07\/COF-01-Coefficient-of-Friction-Tester-1-12x12.webp 12w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2026\/07\/COF-01-Coefficient-of-Friction-Tester-1-100x100.webp 100w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2026\/07\/COF-01-Coefficient-of-Friction-Tester-1.webp 600w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/h2>\n<h2>Nepiecie\u0161amais test\u0113\u0161anas apr\u012bkojums<\/h2>\n<p>Izpild\u012b\u0161ana <strong>Nep\u0101rkl\u0101ta rakst\u0101m\u0101 un tipogr\u0101fisk\u0101 pap\u012bra COF test\u0113\u0161ana<\/strong> tam ir nepiecie\u0161ami vair\u0101ki b\u016btiski komponenti.<\/p>\n<table>\n<thead>\n<tr>\n<th>Apr\u012bkojums<\/th>\n<th>Funkcija<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"text-align: center;\">Horizont\u0101l\u0101 test\u0113\u0161anas platforma<\/td>\n<td style=\"text-align: center;\">Atbalsta apak\u0161\u0113jo paraugu<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Standarta sl\u0113pes (200 \u00b1 5 g)<\/td>\n<td style=\"text-align: center;\">Piem\u0113ro norm\u0101lo sp\u0113ku<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Prec\u012bzs slodzes dev\u0113js<\/td>\n<td style=\"text-align: center;\">M\u0113ra berzes sp\u0113ku<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Piedzi\u0146a ar nemain\u012bgu \u0101trumu<\/td>\n<td style=\"text-align: center;\">P\u0101rvieto ragavas ar kontrol\u0113tu \u0101trumu<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Datu ieguves sist\u0113ma<\/td>\n<td style=\"text-align: center;\">Apr\u0113\u0137ina statisko un kin\u0113tisko berzes koeficientu<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">Paraugu griez\u0113js<\/td>\n<td style=\"text-align: center;\">Ra\u017eo vienveid\u012bgus testa paraugus<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Saska\u0146\u0101 ar <strong>TAPPI T549<\/strong>, ragavas, kuru garums ir aptuveni <strong>63,5 mm \u00d7 63,5 mm<\/strong> ar masu <strong>200 \u00b1 5 g<\/strong> nodro\u0161ina standartiz\u0113tus test\u0113\u0161anas apst\u0101k\u013cus. Ragavas p\u0101rvietojas ar \u0101trumu aptuveni <strong>150 \u00b1 30 mm\/min<\/strong>, nodro\u0161inot konsekventu <strong>berzes koeficienta m\u0113r\u012b\u0161ana<\/strong> starp laboratorij\u0101m.<\/p>\n<h2>Soli pa solim test\u0113\u0161anas proced\u016bra<\/h2>\n<p>Lai gan laboratorijas var izstr\u0101d\u0101t savas darba instrukcijas, visp\u0101r\u0113j\u0101s <strong>TAPPI T549<\/strong> Darba process ietver \u0161\u0101dus posmus.<\/p>\n<h3>Parauga kondicion\u0113\u0161ana<\/h3>\n<p>Pirms test\u0113\u0161anas pap\u012bra paraugi ir j\u0101aklimatiz\u0113 standartiz\u0113tos laboratorijas temperat\u016bras un mitruma apst\u0101k\u013cos. Pareiza aklimatiz\u0101cija samazina mitruma ietekmi uz berzes \u012bpa\u0161\u012bb\u0101m.<\/p>\n<h3>Parauga sagatavo\u0161ana<\/h3>\n<p>Paraugi tiek sagriezti atbilsto\u0161i nepiecie\u0161amajiem izm\u0113riem, saglab\u0101jot orient\u0101ciju gar ma\u0161\u012bnas virzienu un \u0161\u0137\u0113rsvirzien\u0101.<\/p>\n<p>R\u016bp\u012bga grie\u0161ana ir svar\u012bga, jo boj\u0101tas malas var ietekm\u0113t testa atk\u0101rtojam\u012bbu.<\/p>\n<h3>Instrumenta uzst\u0101d\u012b\u0161ana<\/h3>\n<p>Operators p\u0101rbauda:<\/p>\n<ul>\n<li>Testa \u0101trums<\/li>\n<li>Rati\u0146u svars<\/li>\n<li>Sp\u0113ka kalibr\u0113\u0161ana<\/li>\n<li>Horizont\u0101l\u0101 izvietojuma izl\u012bdzin\u0101\u0161ana<\/li>\n<li>St\u0101voklis bez slodzes<\/li>\n<\/ul>\n<h3>Testa izpilde<\/h3>\n<p>Apak\u0161\u0113jais paraugs ir piestiprin\u0101ts pie horizont\u0101l\u0101s platformas.<\/p>\n<p>Aug\u0161\u0113jais paraugs tiek novietots zem sl\u0113p\u0113m.<\/p>\n<p>Rati\u0146i s\u0101k kust\u0113ties bez triecieniem vai vibr\u0101cij\u0101m, kam\u0113r sp\u0113ka sensors nep\u0101rtraukti re\u0123istr\u0113 berzes sp\u0113ku.<\/p>\n<p>Liel\u0101kais s\u0101kotn\u0113jais sp\u0113ks atspogu\u013co <strong>statiskais berzes koeficients<\/strong>, savuk\u0101rt vid\u0113jais sl\u012bd\u0113\u0161anas sp\u0113ks nor\u0101d\u012btaj\u0101 p\u0101rvieto\u0161an\u0101s att\u0101lum\u0101 atspogu\u013co <strong>kin\u0113tiskais berzes koeficients<\/strong>.<\/p>\n<h3>Datu anal\u012bze<\/h3>\n<p>Vismodern\u0101kais <strong>berzes test\u0113\u0161anas iek\u0101rta<\/strong> sist\u0113mas autom\u0101tiski apr\u0113\u0137ina:<\/p>\n<ul>\n<li>Statiskais COF<\/li>\n<li>Kin\u0113tiskais COF<\/li>\n<li>Vid\u0113j\u0101 v\u0113rt\u012bba<\/li>\n<li>Maksim\u0101l\u0101 v\u0113rt\u012bba<\/li>\n<li>Standartnovirze<\/li>\n<li>Testa l\u012bknes<\/li>\n<\/ul>\n<p>\u0160ie digit\u0101lie p\u0101rskati atvieglo kvalit\u0101tes dokument\u0101cijas k\u0101rto\u0161anu un procesu uzraudz\u012bbu.<\/p>\n<h2>Faktori, kas ietekm\u0113 berzes rezult\u0101tus<\/h2>\n<p>Vair\u0101ki faktori var b\u016btiski ietekm\u0113t berzes \u012bpa\u0161\u012bbas.<\/p>\n<h3>Virsmas raupjums<\/h3>\n<p>Rupjas virsmas parasti palielina meh\u0101nisko sa\u0137eri, k\u0101 rezult\u0101t\u0101 palielin\u0101s berzes koeficients.<\/p>\n<h3>Mitruma saturs<\/h3>\n<p>Pap\u012brs viegli uzs\u016bc mitrumu, mainot \u0161\u0137iedru elast\u012bbu un virsmas sa\u0137eri.<\/p>\n<h3>\u0160\u0137iedru sast\u0101vs<\/h3>\n<p>Neapstr\u0101d\u0101tas \u0161\u0137iedras, p\u0101rstr\u0101d\u0101tas \u0161\u0137iedras, pildvielas un apret\u0113jo\u0161\u0101s vielas \u2014 visas \u0161\u012bs sast\u0101vda\u013cas ietekm\u0113 berzes koeficientu.<\/p>\n<h3>Virsmas apdare<\/h3>\n<p>Kalandr\u0113\u0161ana, pul\u0113\u0161ana un p\u0101rkl\u0101jumu uzkl\u0101\u0161ana maina virsmas gludumu un t\u0101d\u0113j\u0101di ietekm\u0113 berzi.<\/p>\n<h3>Apdrukas apstr\u0101des metodes<\/h3>\n<p>Tintes p\u0101rkl\u0101jums, lakas un speci\u0101lie p\u0101rkl\u0101jumi var gan palielin\u0101t, gan samazin\u0101t berzes pretest\u012bbu.<\/p>\n<h3>Vides apst\u0101k\u013ci<\/h3>\n<p>Vis\u0101 test\u0113\u0161anas laik\u0101 temperat\u016bra un mitrums j\u0101kontrol\u0113, lai nodro\u0161in\u0101tu uzticamus rezult\u0101tus <strong>berzes koeficienta m\u0113r\u012b\u0161ana<\/strong>.<\/p>\n<h2>Pielietojumi da\u017e\u0101d\u0101s nozar\u0113s<\/h2>\n<p>Lai gan <strong>TAPPI T549<\/strong> Lai gan uz\u0146\u0113mums specializ\u0113jas rakst\u0101mpap\u012bra un tipogr\u0101fijas pap\u012bra ra\u017eo\u0161an\u0101, test\u0113\u0161anas principi ir noder\u012bgi daudz\u0101s nozar\u0113s.<\/p>\n<h3>Poligr\u0101fijas nozare<\/h3>\n<ul>\n<li>Ofseta druka<\/li>\n<li>Digit\u0101l\u0101 druk\u0101\u0161ana<\/li>\n<li>Komerci\u0101l\u0101 tipogr\u0101fija<\/li>\n<li>Gr\u0101matu izdo\u0161ana<\/li>\n<\/ul>\n<p>Uzticama berze samazina pap\u012bra dubult\u0101s ievieto\u0161anas gad\u012bjumus un uzlabo lapu transport\u0113\u0161anu.<\/p>\n<h3>Kancelejas pap\u012bra ra\u017eo\u0161ana<\/h3>\n<p>Kop\u0113\u0161anas pap\u012bram un printera pap\u012bram ir nepiecie\u0161amas r\u016bp\u012bgi kontrol\u0113tas berzes \u012bpa\u0161\u012bbas, lai tas b\u016btu piem\u0113rots \u0101trdarb\u012bg\u0101m biroja iek\u0101rt\u0101m.<\/p>\n<h3>Pap\u012bra p\u0101rstr\u0101de<\/h3>\n<p>Pap\u012bra p\u0101rstr\u0101d\u0101t\u0101ji nov\u0113rt\u0113 berzi p\u0113c p\u0101rkl\u0101\u0161anas, reljefa veido\u0161anas, lamin\u0113\u0161anas vai virsmas apstr\u0101des.<\/p>\n<h3>Kvalit\u0101tes kontroles laboratorijas<\/h3>\n<p>Ikdienas k\u0101rt\u012bba <strong>Nep\u0101rkl\u0101ta rakst\u0101m\u0101 un tipogr\u0101fisk\u0101 pap\u012bra COF test\u0113\u0161ana<\/strong> nodro\u0161ina partiju savstarp\u0113jo atbilst\u012bbu.<\/p>\n<h3>P\u0113tniec\u012bba un att\u012bst\u012bba<\/h3>\n<p>Produkta izstr\u0101d\u0101t\u0101ji sal\u012bdzina jaunus sast\u0101vus, pildvielas, p\u0101rkl\u0101jumus un ra\u017eo\u0161anas procesus, izmantojot standartiz\u0113tus <strong>berzes p\u0101rbaudes metodes<\/strong>.<\/p>\n<h2>TAPPI T549 sal\u012bdzin\u0101jum\u0101 ar citiem berzes standartiem<\/h2>\n<p>Da\u017e\u0101di berzes standarti ir paredz\u0113ti da\u017e\u0101diem materi\u0101liem un test\u0113\u0161anas m\u0113r\u0137iem.<\/p>\n<table>\n<thead>\n<tr>\n<th>Standarta<\/th>\n<th>Galvenais materi\u0101ls<\/th>\n<th>Tipisks pielietojums<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"text-align: center;\"><strong>TAPPI T549<\/strong><\/td>\n<td style=\"text-align: center;\">Nep\u0101rkl\u0101ts rakst\u012b\u0161anas un druk\u0101\u0161anas pap\u012brs<\/td>\n<td style=\"text-align: center;\">Pap\u012bra padeve un druk\u0101\u0161anas veiktsp\u0113ja<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">TAPPI T815<\/td>\n<td style=\"text-align: center;\">Iepakojuma pap\u012brs un kartons<\/td>\n<td style=\"text-align: center;\">Statisk\u0101 berze sl\u012bp\u0101 plakn\u0113<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">TAPPI T816<\/td>\n<td style=\"text-align: center;\">Gofr\u0113tais kartons<\/td>\n<td style=\"text-align: center;\">Statisk\u0101s berzes nov\u0113rt\u0113\u0161ana<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><a href=\"https:\/\/www.qualitester.com\/lv\/standards\/astm-d1894\/\" target=\"_blank\" rel=\"noopener\">ASTM D1894<\/a><\/td>\n<td style=\"text-align: center;\">Plastmasas pl\u0113ves<\/td>\n<td style=\"text-align: center;\">Statiskais un kin\u0113tiskais berzes koeficients<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">ISO 8295<\/td>\n<td style=\"text-align: center;\">Plastmasas pl\u0113ve<\/td>\n<td style=\"text-align: center;\">Kvalit\u0101tes kontrole<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\">GB\/T 10006<\/td>\n<td style=\"text-align: center;\">Iepakojuma materi\u0101li<\/td>\n<td style=\"text-align: center;\">Statisk\u0101 un kin\u0113tisk\u0101 berze<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Pareiza standarta izv\u0113le nodro\u0161ina, ka laboratorijas dati prec\u012bzi atspogu\u013co re\u0101los lieto\u0161anas apst\u0101k\u013cus.<\/p>\n<h2>Berzes testera izv\u0113le<\/h2>\n<p>Ide\u0101ls <strong>berzes test\u0113\u0161anas iek\u0101rta<\/strong> tam j\u0101nodro\u0161ina atk\u0101rtojami rezult\u0101ti, vienlaikus atbalstot vair\u0101kus starptautiskos standartus.<\/p>\n<p>Svar\u012bgi atlases krit\u0113riji ir \u0161\u0101di:<\/p>\n<ul>\n<li><strong>Augstas precizit\u0101tes slodzes dev\u0113js<\/strong><\/li>\n<li><strong>Stabila kust\u012bba ar nemain\u012bgu \u0101trumu<\/strong><\/li>\n<li><strong>Programm\u0113jami testa parametri<\/strong><\/li>\n<li><strong>Autom\u0101tiska statisk\u0101 un kin\u0113tisk\u0101 COF apr\u0113\u0137in\u0101\u0161ana<\/strong><\/li>\n<li><strong>Berzes l\u012bknes att\u0113lo\u0161ana re\u0101laj\u0101 laik\u0101<\/strong><\/li>\n<li><strong>Datu eksport\u0113\u0161anas iesp\u0113ja<\/strong><\/li>\n<li><strong>Atbilst\u012bba vair\u0101kiem standartiem<\/strong><\/li>\n<li><strong>Vienk\u0101r\u0161a kalibr\u0113\u0161ana un apkope<\/strong><\/li>\n<\/ul>\n<p>Laboratorijas, kas apkalpo da\u017e\u0101das nozares, bie\u017ei vien g\u016bst labumu no iek\u0101rt\u0101m, ar kur\u0101m, izmantojot main\u0101mus stiprin\u0101jumus, var test\u0113t pap\u012bru, pl\u0113ves, tekstilizstr\u0101d\u0101jumus, kompoz\u012btmateri\u0101lus un iepakojuma materi\u0101lus.<\/p>\n<h2>\u201eCell Instruments\u201c COF-01 COF test\u0113\u0161anas iek\u0101rta<\/h2>\n<p>Port\u0101ls <a href=\"https:\/\/www.qualitester.com\/lv\/products-2\/coefficient-of-friction-tester-cof-01\/\"><strong>COF-01 COF test\u0113\u0161anas iek\u0101rta<\/strong><\/a> no uz\u0146\u0113muma \u201eCell Instruments\u201c ir paredz\u0113ts prec\u012bzai <strong>berzes koeficienta m\u0113r\u012b\u0161ana<\/strong> uz da\u017e\u0101diem materi\u0101liem, tostarp pap\u012bra, kartona, elast\u012bg\u0101m pl\u0113v\u0113m, tekstilmateri\u0101liem, kompoz\u012btmateri\u0101liem un speci\u0101l\u0101m virsm\u0101m.<\/p>\n<p>Galven\u0101s funkcijas:<\/p>\n<ul>\n<li><strong>Statiskie un kin\u0113tiskie COF testi<\/strong><\/li>\n<li><strong>Ar programm\u0113jamo lo\u0123isko kontrolieri (PLC) vad\u012bta darb\u012bba ar sk\u0101rienj\u016bt\u012bgo ekr\u0101na interfeisu<\/strong><\/li>\n<li><strong>Augstas precizit\u0101tes so\u013cdzin\u0113js un lodveida skr\u016bves p\u0101rvads<\/strong><\/li>\n<li><strong>Autom\u0101tiska datu ieguve un statistisk\u0101 anal\u012bze<\/strong><\/li>\n<li><strong>Augstas precizit\u0101tes 5 N slodzes dev\u0113js<\/strong><\/li>\n<li><strong>Programm\u0113jami testa \u0101trumi<\/strong><\/li>\n<li><strong>Atbilst\u012bba standartiem ASTM D1894, ISO 8295, TAPPI T816, GB\/T 10006, k\u0101 ar\u012b piel\u0101gojamas konfigur\u0101cijas pap\u012bra test\u0113\u0161anai, pamatojoties uz TAPPI T549 principiem<\/strong><\/li>\n<li><strong>P\u0113c izv\u0113les pieejamas piel\u0101gotas sl\u0113pes, daudzvalodu programmat\u016bra, sazi\u0146a ar datoru, atdal\u012b\u0161an\u0101s test\u0113\u0161ana un specializ\u0113ti stiprin\u0101jumi<\/strong><\/li>\n<\/ul>\n<p>T\u0101 modul\u0101r\u0101 uzb\u016bve padara to piem\u0113rotu p\u0113tniec\u012bbas laboratorij\u0101m, pap\u012brfabrik\u0101m, iepakojuma ra\u017eot\u0101jiem, universit\u0101t\u0113m un kvalit\u0101tes kontroles organiz\u0101cij\u0101m, kur\u0101m nepiecie\u0161ams daudzfunkcion\u0101ls risin\u0101jums <strong>berzes test\u0113\u0161anas iek\u0101rta<\/strong> vair\u0101k\u0101m materi\u0101lu kategorij\u0101m.<\/p>\n<h2>Lab\u0101k\u0101 prakse uzticamu rezult\u0101tu ieg\u016b\u0161anai<\/h2>\n<p>Lai nodro\u0161in\u0101tu maksim\u0101lu atk\u0101rtojam\u012bbu, veicot <strong>TAPPI T549<\/strong> test\u0113\u0161ana:<\/p>\n<ul>\n<li><strong>Paraugus sagatavojiet standarta laboratorijas apst\u0101k\u013cos.<\/strong><\/li>\n<li><strong>Paraugi j\u0101uztur t\u012bri un bez pies\u0101r\u0146ojuma.<\/strong><\/li>\n<li><strong>Regul\u0101ri p\u0101rbaudiet ragavas svaru un sp\u0113ka kalibr\u0113\u0161anu.<\/strong><\/li>\n<li><strong>Test\u0113\u0161anas laik\u0101 izvairieties no vibr\u0101cij\u0101m.<\/strong><\/li>\n<li><strong>Veiciet vair\u0101kus atk\u0101rtotus m\u0113r\u012bjumus.<\/strong><\/li>\n<li><strong>Katras p\u0101rbaudes laik\u0101 re\u0123istr\u0113jiet vides apst\u0101k\u013cus.<\/strong><\/li>\n<li><strong>Izmantojiet standartiz\u0113tas paraugu sagatavo\u0161anas proced\u016bras.<\/strong><\/li>\n<\/ul>\n<p>\u0160o prak\u0161u iev\u0113ro\u0161ana uzlabo datu saska\u0146ot\u012bbu un stiprina uztic\u012bbu kvalit\u0101tes kontroles l\u0113mumiem.<\/p>\n<h2>Secin\u0101jums<\/h2>\n<p><strong>TAPPI T549<\/strong> nodro\u0161ina uzticamu un standartiz\u0113tu metodi, lai nov\u0113rt\u0113tu nep\u0101rkl\u0101ta rakst\u012b\u0161anas un drukas pap\u012bra berzes \u012bpa\u0161\u012bbas. Prec\u012bzi nosakot gan statiskos, gan kin\u0113tiskos berzes koeficientus, ra\u017eot\u0101ji var uzlabot lapu padevi, samazin\u0101t drukas defektus, optimiz\u0113t pap\u012bra sast\u0101vu un nodro\u0161in\u0101t nemain\u012bgu produkta kvalit\u0101ti. Kombin\u0113jot ar modernu <strong>berzes test\u0113\u0161anas iek\u0101rta<\/strong>, <a href=\"https:\/\/www.tappi.org\/contentassets\/58af997fbe9b4f40a7545ee183554082\/2025\/t549-b-2-d-1-sarg.pdf\" target=\"_blank\" rel=\"noopener nofollow\">TAPPI T549<\/a> nodro\u0161ina efekt\u012bvu kvalit\u0101tes nodro\u0161in\u0101\u0161anu, procesu optimiz\u0101ciju, pieg\u0101d\u0101t\u0101ju nov\u0113rt\u0113\u0161anu un produktu att\u012bst\u012bbu vis\u0101 pap\u012bra un poligr\u0101fijas nozar\u0113.<\/p>","protected":false},"excerpt":{"rendered":"<p>The surface friction characteristics of paper directly influence printing efficiency, copier performance, sheet feeding, stacking stability, and overall product quality. TAPPI T549 is the internationally recognized test method for evaluating the static and kinetic coefficient of friction of uncoated writing and printing paper using the horizontal plane method. By providing standardized coefficient of friction measurement, &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/www.qualitester.com\/lv\/standards\/tappi-t549\/\"> <span class=\"screen-reader-text\">TAPPI T549<\/span> Las\u012bt vair\u0101k \"<\/a><\/p>","protected":false},"author":9,"featured_media":8026,"parent":4948,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","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":"disabled","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":"","footnotes":""},"class_list":["post-8023","page","type-page","status-publish","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/www.qualitester.com\/lv\/wp-json\/wp\/v2\/pages\/8023","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.qualitester.com\/lv\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.qualitester.com\/lv\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.qualitester.com\/lv\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/www.qualitester.com\/lv\/wp-json\/wp\/v2\/comments?post=8023"}],"version-history":[{"count":5,"href":"https:\/\/www.qualitester.com\/lv\/wp-json\/wp\/v2\/pages\/8023\/revisions"}],"predecessor-version":[{"id":8085,"href":"https:\/\/www.qualitester.com\/lv\/wp-json\/wp\/v2\/pages\/8023\/revisions\/8085"}],"up":[{"embeddable":true,"href":"https:\/\/www.qualitester.com\/lv\/wp-json\/wp\/v2\/pages\/4948"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.qualitester.com\/lv\/wp-json\/wp\/v2\/media\/8026"}],"wp:attachment":[{"href":"https:\/\/www.qualitester.com\/lv\/wp-json\/wp\/v2\/media?parent=8023"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}