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<\/h2>\nASTM D1938: Standarta p\u0101rbaudes metode pl\u012bsuma izplat\u012b\u0161an\u0101s pretest\u012bbai<\/h2>\n
ASTM D1938<\/strong> ir standarta test\u0113\u0161anas metode, lai noteiktu iztur\u012bba pret pl\u012bsumu izplat\u012b\u0161anos<\/strong> no plastmasas pl\u0113ves<\/strong> un pl\u0101nas pl\u0101ksnes. Test\u0101 tiek izmantots vienas asaras metode<\/strong>, kur paraug\u0101 izveido pl\u012bsumu un izm\u0113ra sp\u0113ku, kas nepiecie\u0161ams, lai pl\u012bsumu papla\u0161in\u0101tu. \u0160\u012b atdal\u012b\u0161anas iek\u0101rta ar nemain\u012bgu satv\u0113ruma \u0101trumu<\/strong> \u0160aj\u0101 metod\u0113 izmantot\u0101 tehnika nodro\u0161ina testa precizit\u0101ti, sniedzot ra\u017eot\u0101jiem v\u0113rt\u012bgus datus par to, k\u0101 vi\u0146u pl\u0113ves uzved\u012bsies slodzes apst\u0101k\u013cos.<\/p>\n Iztur\u012bba pret pl\u012bsumu izplat\u012b\u0161anos<\/strong> attiecas uz materi\u0101la sp\u0113ju pretoties pl\u012bsuma izplat\u012bbai, kad tas jau ir s\u0101cies. Tas Bik\u0161u iztur\u012bbas pret pl\u012bsumiem tests<\/strong> ir efekt\u012bvs veids, k\u0101 izm\u0113r\u012bt \u0161o \u012bpa\u0161\u012bbu plastmasas pl\u0113ves<\/strong> un pl\u0101nas pl\u0101ksnes<\/strong>. \u0160is tests nosaka, cik viegli pl\u012bsums turpin\u0101s izplat\u012bties pa materi\u0101lu, kad tam tiek pielikts sp\u0113ks. Materi\u0101ls ar augst\u0101ku iztur\u012bba pret pl\u012bsumiem<\/strong> nov\u0113rs\u012bs pl\u012bsuma izplat\u012b\u0161anos, kas ir \u013coti svar\u012bgi materi\u0101liem, kurus izmanto iepakojum\u0101 un dro\u0161\u012bbas nol\u016bkos.<\/p>\n Port\u0101ls Bik\u0161u iztur\u012bbas tests<\/strong> iev\u0113ro struktur\u0113tu proced\u016bru, lai nov\u0113rt\u0113tu iztur\u012bba pret pl\u012bsumiem<\/strong>:<\/p>\n Parauga sagatavo\u0161ana<\/strong>: No materi\u0101la tiek izgriezts taisnst\u016bra formas paraugs, kura centr\u0101 izveidota \u0161\u0137\u0113le. Paraugam j\u0101atbilst konkr\u0113tiem izm\u0113riem, k\u0101 nor\u0101d\u012bts ASTM D1938<\/strong>.<\/p>\n<\/li>\n Rokturu atdal\u012b\u0161ana<\/strong>: Paraugs tiek tur\u0113ts starp diviem skav\u0101m atdal\u012b\u0161anas iek\u0101rta ar nemain\u012bgu satv\u0113ruma \u0101trumu<\/strong>, s\u0101kotn\u0113jais att\u0101lums starp t\u0101m ir 50 mm (2 collas).<\/p>\n<\/li>\n Sp\u0113ka pielieto\u0161ana<\/strong>: Ier\u012bce pieliek sp\u0113ku ar kontrol\u0113tu atdal\u012b\u0161an\u0101s \u0101trumu (250 mm\/min), izraisot pl\u012bsuma izplat\u012b\u0161anos pa paraugu.<\/p>\n<\/li>\n Datu v\u0101k\u0161ana<\/strong>: Tiek re\u0123istr\u0113ts sp\u0113ks, kas nepiecie\u0161ams pl\u012bsuma izplat\u012b\u0161anai, un \u0161os datus izmanto, lai apr\u0113\u0137in\u0101tu iztur\u012bba pret pl\u012bsumu izplat\u012b\u0161anos<\/strong> no materi\u0101la.<\/p>\n<\/li>\n Testa norise<\/strong>: Testu veic gan materi\u0101la garenvirzien\u0101, gan \u0161\u0137\u0113rsvirzien\u0101, t\u0101d\u0113j\u0101di nodro\u0161inot, ka rezult\u0101ti atspogu\u013co materi\u0101la uzved\u012bbu da\u017e\u0101d\u0101s orient\u0101cij\u0101s.<\/p>\n<\/li>\n<\/ol>\n Iztur\u012bba pret pl\u012bsumiem<\/strong> ir b\u016btiska \u012bpa\u0161\u012bba plastmasas pl\u0113ves<\/strong> un pl\u0101nas pl\u0101ksnes<\/strong> ko izmanto da\u017e\u0101d\u0101s nozar\u0113s. Piem\u0113ram:<\/p>\n Iepakojuma r\u016bpniec\u012bba<\/strong>: Iepakojum\u0101 izmantotaj\u0101m pl\u0113v\u0113m j\u0101b\u016bt iztur\u012bg\u0101m pret pl\u012bsumiem transport\u0113\u0161anas un p\u0101rkrau\u0161anas laik\u0101. \u0160\u012bs Bik\u0161u iztur\u012bbas pret pl\u012bsumiem tests<\/strong> nodro\u0161ina, ka iepakojuma materi\u0101li ir iztur\u012bgi un uzticami.<\/p>\n<\/li>\n Medic\u012bnisk\u0101s ier\u012bces<\/strong>: Iztur\u012bba pret pl\u012bsumiem<\/strong> ir b\u016btiski svar\u012bgi, lai nodro\u0161in\u0101tu medic\u012bniskajos iepakojumos izmantoto materi\u0101lu dro\u0161\u012bbu un integrit\u0101ti, jo pl\u012bsums var\u0113tu apdraud\u0113t sterilit\u0101ti.<\/p>\n<\/li>\n Tekstilizstr\u0101d\u0101jumi<\/strong>: Aizsargap\u0123\u0113rbu un dro\u0161\u012bbas apr\u012bkojuma izgatavo\u0161anai izmantotajiem audumiem ir nepiecie\u0161ama augsta iztur\u012bba pret pl\u012bsumiem<\/strong> lai efekt\u012bvi darbotos re\u0101los apst\u0101k\u013cos.<\/p>\n<\/li>\n<\/ul>\n Port\u0101ls ASTM D1938<\/strong> \u0160is tests sniedz ra\u017eot\u0101jiem v\u0113rt\u012bgus datus, \u013caujot vi\u0146iem izv\u0113l\u0113ties materi\u0101lus ar atbilsto\u0161\u0101m iztur\u012bba pret pl\u012bsumu izplat\u012b\u0161anos<\/strong> konkr\u0113tiem lietojumiem.<\/p>\n Port\u0101ls Bik\u0161u iztur\u012bbas pret pl\u012bsumiem tests<\/strong> to izmanto vair\u0101k\u0101s nozar\u0113s, lai nodro\u0161in\u0101tu plastmasas pl\u0113ves<\/strong> un pl\u0101nas pl\u0101ksnes<\/strong>:<\/p>\n Iepakojums<\/strong>: Nodro\u0161ina, ka iepakojum\u0101 izmantot\u0101s pl\u0113ves sp\u0113j iztur\u0113t meh\u0101niskas slodzes, nepl\u012bstot.<\/p>\n<\/li>\n Dro\u0161\u012bbas preces<\/strong>: To izmanto, lai p\u0101rbaud\u012btu dro\u0161\u012bbas apr\u012bkojuma materi\u0101lus, piem\u0113ram, aizsargap\u0123\u0113rbu un r\u016bpnieciskos p\u0101rkl\u0101jus, nodro\u0161inot to iztur\u012bbu pret pl\u012bsumiem kritiskos lieto\u0161anas apst\u0101k\u013cos.<\/p>\n<\/li>\n Medic\u012bnas nozare<\/strong>: Nodro\u0161ina, ka medic\u012bniskie iepakojuma materi\u0101li ir iztur\u012bgi un sp\u0113j saglab\u0101t produkta integrit\u0101ti uzglab\u0101\u0161anas un transport\u0113\u0161anas laik\u0101.<\/p>\n<\/li>\n<\/ul>\n ASTM D1938<\/strong> nodro\u0161ina standartiz\u0113tu metodi, lai nov\u0113rt\u0113tu iztur\u012bba pret pl\u012bsumu izplat\u012b\u0161anos<\/strong> no plastmasas pl\u0113ves<\/strong> un pl\u0101nas loksnes. Lai nodro\u0161in\u0101tu prec\u012bzus un atk\u0101rtojamus rezult\u0101tus, ir \u013coti svar\u012bgi stingri iev\u0113rot testa specifik\u0101cijas. Testa paraugi j\u0101kondicion\u0113 saska\u0146\u0101 ar ASTM D618<\/strong>, un test\u0113\u0161anas vide<\/strong> lai nodro\u0161in\u0101tu uzticamus rezult\u0101tus, ir j\u0101uztur noteikti temperat\u016bras un mitruma apst\u0101k\u013ci.<\/p>\n Rezult\u0101ti no Bik\u0161u iztur\u012bbas pret pl\u012bsumiem tests<\/strong> pal\u012bdz ra\u017eot\u0101jiem nov\u0113rt\u0113t, k\u0101 to produkti darbosies re\u0101los apst\u0101k\u013cos, nodro\u0161inot, ka tie atbilst nozares standartiem un klientu gaid\u0101m.<\/p>\n vietn\u0113 \u0160\u016bnu instrumenti<\/strong>, m\u0113s pied\u0101v\u0101jam modern\u0101kos stiepes izm\u0113\u0123in\u0101jumu iek\u0101rtas<\/strong> un iztur\u012bbas pret pl\u012bsumiem test\u0113t\u0101ji<\/strong> kas atbilst ASTM D1938<\/strong>. M\u016bsu atdal\u012b\u0161anas iek\u0101rtas ar nemain\u012bgu satv\u0113ruma \u0101trumu<\/strong> nodro\u0161ina prec\u012bzus m\u0113r\u012bjumus iztur\u012bba pret pl\u012bsumu izplat\u012b\u0161anos<\/strong>, \u013caujot ra\u017eot\u0101jiem p\u0101rbaud\u012bt un apstiprin\u0101t pl\u012bsuma iztur\u012bba<\/strong> no plastmasas pl\u0113ves<\/strong> un pl\u0101nas pl\u0101ksnes<\/strong>. Neatkar\u012bgi no t\u0101, vai j\u016bs str\u0101d\u0101jat iepakojuma, medic\u012bnisko ier\u012b\u010du vai tekstilr\u016bpniec\u012bbas nozar\u0113, m\u016bsu iek\u0101rtas nodro\u0161ina, ka j\u016bs atbilstat visaugst\u0101kajiem kvalit\u0101tes standartiem.<\/p>\n
\nKas ir pretest\u012bba pret pl\u012bsumu izplat\u012b\u0161anos?<\/h2>\n
\nP\u0101rbaudes proced\u016bra: bik\u0161u pl\u012b\u0161anas metode<\/h2>\n
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\nAsaru izplat\u012b\u0161an\u0101s pretest\u012bbas test\u0113\u0161anas noz\u012bme<\/h2>\n
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\nStandarta ASTM D1938 pielietojumi r\u016bpniec\u012bb\u0101<\/h2>\n
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\nPlastmasas pl\u0113ves un pl\u0101no lok\u0161\u0146u test\u0113\u0161ana saska\u0146\u0101 ar standartu ASTM D1938<\/h2>\n
\nCell Instruments: modernas p\u0101rbaudes sist\u0113mas pl\u012bsumiztur\u012bbas noteik\u0161anai<\/h2>\n
Secin\u0101jums<\/h2>\n
![\"Plastmasas](\"https:\/\/www.qualitester.com\/wp-content\/uploads\/2025\/12\/Trouser-Tear-Resistance-Test-for-Plastic-Films-ASTM-D1938-300x300.webp\")
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