{"id":9838,"date":"2026-02-24T15:11:44","date_gmt":"2026-02-24T07:11:44","guid":{"rendered":"https:\/\/www.packqc.com\/standard\/astm-d202-2\/"},"modified":"2026-04-16T09:53:05","modified_gmt":"2026-04-16T01:53:05","slug":"astm-d202","status":"publish","type":"standard","link":"https:\/\/www.packqc.com\/lv\/standard\/astm-d202\/","title":{"rendered":"ASTM D202"},"content":{"rendered":"

Pap\u012bra berzes koeficienta test\u0113\u0161ana<\/h2>\n\n\n\n

Izpratne un kontrole pap\u012bra berzes koeficients<\/em> ir b\u016btiska, lai nodro\u0161in\u0101tu izol\u0101cijas lietojumu veiktsp\u0113jas konsekvenci, jo \u012bpa\u0161i gad\u012bjumos, kad pap\u012bru izmanto elektroiek\u0101rt\u0101s. ASTM D202<\/strong><\/a> sniedz standartiz\u0113tas proced\u016bras neapstr\u0101d\u0101ta pap\u012bra virsmas berzes m\u0113r\u012b\u0161anai, izmantojot sl\u012bp\u0101s plaknes metodes. \u0160aj\u0101 rakst\u0101 tiks apl\u016bkots testa princips, pras\u012bbas attiec\u012bb\u0101 uz apr\u012bkojumu, test\u0113\u0161anas proced\u016bras, k\u0101 ar\u012b tas, k\u0101 tiek izmantoti t\u0101di instrumenti k\u0101, piem. slaidu le\u0146\u0137a testeris<\/strong> var pal\u012bdz\u0113t izpild\u012bt \u0161os standartus, vienlaikus iesakot profesion\u0101lus risin\u0101jumus, piem\u0113ram. \u0160\u016bnu instrumenti COF-03<\/a><\/strong> lai optimiz\u0113tu testa veiktsp\u0113ju.<\/p>\n\n\n\n

Pap\u012bra berzes koeficienta m\u0113r\u012b\u0161anas noz\u012bme<\/h2>\n\n\n\n

Kad pap\u012bra lentes tiek izmantotas meh\u0101nisk\u0101s vai elektrisk\u0101s ier\u012bc\u0113s, b\u016btiska noz\u012bme ir berzei. Augsta vai nekonsekventa pap\u012bra berzes koeficients<\/strong> var izrais\u012bt sl\u012bd\u0113\u0161anu, grumbu veido\u0161anos vai sliktu uzkl\u0101\u0161anu uzt\u012b\u0161anas vai loc\u012b\u0161anas laik\u0101. . dinamiskais berzes koeficients<\/strong> kas noteikta saska\u0146\u0101 ar ASTM D202, atspogu\u013co sl\u012bdo\u0161o mijiedarb\u012bbu starp div\u0101m pap\u012bra virsm\u0101m vai starp pap\u012bru un gludu met\u0101lu.<\/p>\n\n\n\n

\u0160ie dati pal\u012bdz ra\u017eot\u0101jiem nodro\u0161in\u0101t produktu uzticam\u012bbu:<\/p>\n\n\n\n

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  • \u0100trgaitas izol\u0101cijas iet\u012b\u0161ana<\/li>\n\n\n\n
  • Pap\u012br\u0101 iesai\u0146otu vad\u012bt\u0101ju loc\u012b\u0161ana<\/li>\n\n\n\n
  • Iepako\u0161anas un lamin\u0113\u0161anas procesi<\/li>\n<\/ul>\n\n\n\n

    ASTM D202 test\u0113\u0161anas proced\u016bras kopsavilkums<\/h2>\n\n\n\n
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    1. Parauga sagatavo\u0161ana<\/strong>:
      Izgriezt paraugus vajadz\u012bgajos izm\u0113ros (piem\u0113ram, 63 \u00d7 170 mm un 200 \u00d7 250 mm), nodro\u0161inot orient\u0101ciju ma\u0161\u012bnas vai ma\u0161\u012bnas \u0161\u0137\u0113rsvirzien\u0101. Ar mar\u0137\u0113jumu nor\u0101da stieples\/pl\u0113ves pusi un ma\u0161\u012bnas virzienu.<\/li>\n\n\n\n
    2. Kondicion\u0113\u0161ana<\/strong>:
      Paraugiem j\u0101b\u016bt kondicion\u0113tiem, k\u0101 nor\u0101d\u012bts standarta 15. ieda\u013c\u0101.<\/li>\n\n\n\n
    3. Testa iestat\u012b\u0161ana<\/strong>:
      Piestipriniet vienu paraugu pie sl\u012bp\u0101s plaknes, bet otru - pie sl\u012bdo\u0161\u0101 bloka. P\u0101rliecinieties, ka nav grumbu vai pies\u0101r\u0146ojuma.<\/li>\n\n\n\n
    4. S\u0101kotn\u0113jais tests<\/strong>:
      Viegli paceliet plakni un piesitiet blokam, l\u012bdz tas sl\u012bd. Re\u0123istr\u0113jiet s\u0101kotn\u0113jo sl\u012bd\u0113\u0161anas le\u0146\u0137i.<\/li>\n\n\n\n
    5. Nosl\u0113guma tests<\/strong>:
      Atk\u0101rtojiet ar jaunu paraugu un paceliet plakni par 1\u00b0 maz\u0101k nek\u0101 s\u0101kotn\u0113jais le\u0146\u0137is. Re\u0123istr\u0113jiet le\u0146\u0137i, k\u0101d\u0101 bloks sl\u012bd bez piesitiena.<\/li>\n\n\n\n
    6. Zi\u0146o\u0161ana<\/strong>:
      Zi\u0146ojiet rezult\u0101tus k\u0101 vid\u0113jo v\u0113rt\u012bbu no vismaz trim m\u0113r\u012bjumiem. Dinamisk\u0101s berzes koeficientam apr\u0113\u0137iniet gal\u012bg\u0101 berzes le\u0146\u0137a tangensu.<\/li>\n<\/ol>\n\n\n\n
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