{"id":23791,"date":"2026-07-28T07:25:31","date_gmt":"2026-07-28T04:25:31","guid":{"rendered":"https:\/\/plastena.lt\/?p=23791"},"modified":"2026-07-27T21:09:16","modified_gmt":"2026-07-27T18:09:16","slug":"plastikas-ar-metalas-pramoneje","status":"publish","type":"post","link":"https:\/\/plastena.lt\/lt\/plastikas-ar-metalas-pramoneje\/","title":{"rendered":"Plastikas ar metalas \u2013 k\u0105 rinktis pramon\u0117je?"},"content":{"rendered":"<p class=\"PDq2pG_selectionAnchorContainer\" data-start=\"858\" data-end=\"904\"><strong>Plastikas ar metalas \u2013 k\u0105 rinktis pramon\u0117je?<\/strong><\/p>\n<p data-start=\"906\" data-end=\"1174\">Projektuojant ar remontuojant pramon\u0117s \u012frang\u0105 vienas svarbiausi\u0173 sprendim\u0173 \u2013 tinkamos med\u017eiagos pasirinkimas. Daugel\u012f met\u0173 metalas buvo laikomas pagrindine med\u017eiaga mechanin\u0117ms detal\u0117ms, ta\u010diau \u0161iandien vis da\u017eniau j\u012f pakei\u010dia konstrukciniai ir in\u017eineriniai plastikai.<\/p>\n<p data-start=\"1176\" data-end=\"1358\">Tai nerei\u0161kia, kad plastikas visais atvejais yra geresnis u\u017e metal\u0105. Abi med\u017eiag\u0173 grup\u0117s turi sav\u0173 privalum\u0173 ir apribojim\u0173, tod\u0117l svarbiausia \u012fvertinti b\u016bsimas eksploatavimo s\u0105lygas.<\/p>\n<p data-start=\"1360\" data-end=\"1536\">\u0160iame straipsnyje aptarsime, kuo skiriasi plastikas ir metalas, kokiose situacijose verta rinktis vien\u0105 ar kit\u0105 med\u017eiag\u0105 bei kokie kriterijai padeda priimti teising\u0105 sprendim\u0105.<\/p>\n<hr data-start=\"1538\" data-end=\"1541\" \/>\n<p data-start=\"1543\" data-end=\"1604\"><strong>Kod\u0117l konstrukciniai plastikai vis da\u017eniau pakei\u010dia metal\u0105?<\/strong><\/p>\n<p data-start=\"1606\" data-end=\"1799\">Per pastaruosius de\u0161imtme\u010dius konstrukciniai ir in\u017eineriniai plastikai \u017eenkliai patobul\u0117jo. Daugelis j\u0173 pasi\u017eymi dideliu mechaniniu stiprumu, atsparumu dilimui, chemin\u0117ms med\u017eiagoms ir dr\u0117gmei.<\/p>\n<p data-start=\"1801\" data-end=\"1865\">D\u0117l \u0161i\u0173 savybi\u0173 plastikin\u0117s detal\u0117s \u0161iandien pla\u010diai naudojamos:<\/p>\n<ul data-start=\"1867\" data-end=\"2050\">\n<li data-start=\"1867\" data-end=\"1886\">maisto pramon\u0117je;<\/li>\n<li data-start=\"1887\" data-end=\"1911\">pakavimo \u012frenginiuose;<\/li>\n<li data-start=\"1912\" data-end=\"1935\">konvejeri\u0173 sistemose;<\/li>\n<li data-start=\"1936\" data-end=\"1966\">medienos apdirbimo \u012frangoje;<\/li>\n<li data-start=\"1967\" data-end=\"1988\">chemijos pramon\u0117je;<\/li>\n<li data-start=\"1989\" data-end=\"2024\">automatizuotose gamybos linijose;<\/li>\n<li data-start=\"2025\" data-end=\"2050\">robotikos sprendimuose.<\/li>\n<\/ul>\n<p data-start=\"2052\" data-end=\"2199\">Tinkamai parinkta med\u017eiaga leid\u017eia ne tik suma\u017einti detal\u0117s svor\u012f, bet ir prailginti jos tarnavimo laik\u0105 bei suma\u017einti \u012frangos prie\u017ei\u016bros i\u0161laidas.<\/p>\n<hr data-start=\"2201\" data-end=\"2204\" \/>\n<p data-start=\"2206\" data-end=\"2240\"><strong>Pagrindiniai plastiko privalumai<\/strong><\/p>\n<p data-start=\"2242\" data-end=\"2260\"><strong>Ma\u017eesnis svoris<\/strong><\/p>\n<p data-start=\"2262\" data-end=\"2478\">Konstrukciniai plastikai yra gerokai lengvesni u\u017e plien\u0105 ar aliumin\u012f. Tai ypa\u010d svarbu judan\u010dioms detal\u0117ms, robotams, manipuliatoriams ir transportavimo sistemoms, kur ma\u017eesn\u0117 mas\u0117 rei\u0161kia ma\u017eesnes energijos s\u0105naudas.<\/p>\n<hr data-start=\"2480\" data-end=\"2483\" \/>\n<p data-start=\"2485\" data-end=\"2508\"><strong>Atsparumas korozijai<\/strong><\/p>\n<p data-start=\"2510\" data-end=\"2587\">Skirtingai nei dauguma metal\u0173, plastikai ner\u016bdija ir n\u0117ra veikiami korozijos.<\/p>\n<p data-start=\"2589\" data-end=\"2613\">Tod\u0117l jie puikiai tinka:<\/p>\n<ul data-start=\"2615\" data-end=\"2691\">\n<li data-start=\"2615\" data-end=\"2634\">dr\u0117gnai aplinkai;<\/li>\n<li data-start=\"2635\" data-end=\"2652\">lauko s\u0105lygoms;<\/li>\n<li data-start=\"2653\" data-end=\"2673\">chemijos pramonei;<\/li>\n<li data-start=\"2674\" data-end=\"2691\">maisto gamybai.<\/li>\n<\/ul>\n<hr data-start=\"2693\" data-end=\"2696\" \/>\n<p data-start=\"2698\" data-end=\"2716\"><strong>Ma\u017eesn\u0117 trintis<\/strong><\/p>\n<p data-start=\"2718\" data-end=\"2813\">Tokios med\u017eiagos kaip <strong data-start=\"2740\" data-end=\"2750\">PE1000<\/strong>, <strong data-start=\"2752\" data-end=\"2759\">POM<\/strong> ar <strong data-start=\"2763\" data-end=\"2771\">PTFE<\/strong> pasi\u017eymi labai ma\u017eu trinties koeficientu.<\/p>\n<p data-start=\"2815\" data-end=\"2827\">Tai leid\u017eia:<\/p>\n<ul data-start=\"2829\" data-end=\"2928\">\n<li data-start=\"2829\" data-end=\"2854\">suma\u017einti nusid\u0117v\u0117jim\u0105;<\/li>\n<li data-start=\"2855\" data-end=\"2876\">suma\u017einti triuk\u0161m\u0105;<\/li>\n<li data-start=\"2877\" data-end=\"2928\">kai kuriais atvejais atsisakyti papildomo tepimo.<\/li>\n<\/ul>\n<hr data-start=\"2930\" data-end=\"2933\" \/>\n<p data-start=\"2935\" data-end=\"2969\"><strong>Atsparumas chemin\u0117ms med\u017eiagoms<\/strong><\/p>\n<p data-start=\"2971\" data-end=\"3085\">PP, PVC, PTFE, HDPE ir kiti techniniai plastikai yra atspar\u016bs daugeliui r\u016bg\u0161\u010di\u0173, \u0161arm\u0173 ir kit\u0173 agresyvi\u0173 med\u017eiag\u0173.<\/p>\n<p data-start=\"3087\" data-end=\"3161\">Tokiose srityse plastikas da\u017enai tampa vieninteliu racionaliu pasirinkimu.<\/p>\n<hr data-start=\"3163\" data-end=\"3166\" \/>\n<p data-start=\"3168\" data-end=\"3194\"><strong>Paprastesnis apdirbimas<\/strong><\/p>\n<p data-start=\"3196\" data-end=\"3367\">Plastikai lengvai apdirbami <a href=\"https:\/\/plastena.lt\/lt\/paslaugos\/cnc-frezavimas\/\">CNC frezavimo<\/a>, <a href=\"https:\/\/plastena.lt\/lt\/paslaugos\/plastiku-tekinimas\/\">tekinimo<\/a> ar pjovimo technologijomis, tod\u0117l galima pagaminti sud\u0117ting\u0173 form\u0173 detales itin tiksliai ir ekonomi\u0161kai.<\/p>\n<hr data-start=\"3369\" data-end=\"3372\" \/>\n<p data-start=\"3374\" data-end=\"3425\"><strong>Kada metalas vis dar yra geriausias pasirinkimas?<\/strong><\/p>\n<p data-start=\"3427\" data-end=\"3504\">Nepaisant plastik\u0173 privalum\u0173, metalas daugelyje sri\u010di\u0173 i\u0161lieka nepakei\u010diamas.<\/p>\n<p data-start=\"3506\" data-end=\"3543\">Metalines detales verta rinktis, kai:<\/p>\n<ul data-start=\"3545\" data-end=\"3791\">\n<li data-start=\"3545\" data-end=\"3588\">veikia labai didel\u0117s mechanin\u0117s apkrovos;<\/li>\n<li data-start=\"3589\" data-end=\"3626\">reikalingas itin didelis standumas;<\/li>\n<li data-start=\"3627\" data-end=\"3676\">darbin\u0117 temperat\u016bra vir\u0161ija plastik\u0173 galimybes;<\/li>\n<li data-start=\"3677\" data-end=\"3725\">detal\u0117 patiria stiprius sm\u016bgius ar vibracijas;<\/li>\n<li data-start=\"3726\" data-end=\"3791\">b\u016btinas maksimalus matmen\u0173 stabilumas ekstremaliomis s\u0105lygomis.<\/li>\n<\/ul>\n<p data-start=\"3793\" data-end=\"3888\">Tokiais atvejais plienas, ner\u016bdijantis plienas ar aliuminis da\u017enai i\u0161lieka optimaliu sprendimu.<\/p>\n<hr data-start=\"3890\" data-end=\"3893\" \/>\n<p data-start=\"3895\" data-end=\"3937\"><strong>Plastikas ar metalas? Palyginimo lentel\u0117<\/strong><\/p>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"3939\" data-end=\"4608\">\n<thead data-start=\"3939\" data-end=\"4000\">\n<tr data-start=\"3939\" data-end=\"4000\">\n<th class=\"last:pe-10\" data-start=\"3939\" data-end=\"3962\" data-col-size=\"sm\">Vertinimo kriterijus<\/th>\n<th class=\"last:pe-10\" data-start=\"3962\" data-end=\"3989\" data-col-size=\"sm\">Plastikai<\/th>\n<th class=\"last:pe-10\" data-start=\"3989\" data-end=\"4000\" data-col-size=\"sm\">Metalas<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"4064\" data-end=\"4608\">\n<tr data-start=\"4064\" data-end=\"4111\">\n<td data-start=\"4064\" data-end=\"4073\" data-col-size=\"sm\">Svoris<\/td>\n<td data-start=\"4073\" data-end=\"4093\" data-col-size=\"sm\">\u2b50\u2b50\u2b50\u2b50\u2b50 Labai ma\u017eas<\/td>\n<td data-col-size=\"sm\" data-start=\"4093\" data-end=\"4111\">\u2b50\u2b50\u2606\u2606\u2606 Didesnis<\/td>\n<\/tr>\n<tr data-start=\"4112\" data-end=\"4152\">\n<td data-start=\"4112\" data-end=\"4135\" data-col-size=\"sm\">Atsparumas korozijai<\/td>\n<td data-col-size=\"sm\" data-start=\"4135\" data-end=\"4143\">\u2b50\u2b50\u2b50\u2b50\u2b50<\/td>\n<td data-col-size=\"sm\" data-start=\"4143\" data-end=\"4152\">\u2b50\u2b50\u2606\u2606\u2606<\/td>\n<\/tr>\n<tr data-start=\"4153\" data-end=\"4204\">\n<td data-start=\"4153\" data-end=\"4187\" data-col-size=\"sm\">Atsparumas chemin\u0117ms med\u017eiagoms<\/td>\n<td data-col-size=\"sm\" data-start=\"4187\" data-end=\"4195\">\u2b50\u2b50\u2b50\u2b50\u2b50<\/td>\n<td data-col-size=\"sm\" data-start=\"4195\" data-end=\"4204\">\u2b50\u2b50\u2b50\u2606\u2606<\/td>\n<\/tr>\n<tr data-start=\"4205\" data-end=\"4232\">\n<td data-start=\"4205\" data-end=\"4215\" data-col-size=\"sm\">Trintis<\/td>\n<td data-col-size=\"sm\" data-start=\"4215\" data-end=\"4223\">\u2b50\u2b50\u2b50\u2b50\u2b50<\/td>\n<td data-col-size=\"sm\" data-start=\"4223\" data-end=\"4232\">\u2b50\u2b50\u2606\u2606\u2606<\/td>\n<\/tr>\n<tr data-start=\"4233\" data-end=\"4296\">\n<td data-start=\"4233\" data-end=\"4251\" data-col-size=\"sm\">Tepimo poreikis<\/td>\n<td data-start=\"4251\" data-end=\"4274\" data-col-size=\"sm\">Da\u017enai nereikalingas<\/td>\n<td data-col-size=\"sm\" data-start=\"4274\" data-end=\"4296\">Da\u017enai reikalingas<\/td>\n<\/tr>\n<tr data-start=\"4297\" data-end=\"4332\">\n<td data-start=\"4297\" data-end=\"4309\" data-col-size=\"sm\">Triuk\u0161mas<\/td>\n<td data-start=\"4309\" data-end=\"4320\" data-col-size=\"sm\">Ma\u017eesnis<\/td>\n<td data-col-size=\"sm\" data-start=\"4320\" data-end=\"4332\">Didesnis<\/td>\n<\/tr>\n<tr data-start=\"4333\" data-end=\"4383\">\n<td data-start=\"4333\" data-end=\"4356\" data-col-size=\"sm\">Mechaninis stiprumas<\/td>\n<td data-col-size=\"sm\" data-start=\"4356\" data-end=\"4366\">Auk\u0161tas<\/td>\n<td data-col-size=\"sm\" data-start=\"4366\" data-end=\"4383\">Labai auk\u0161tas<\/td>\n<\/tr>\n<tr data-start=\"4384\" data-end=\"4433\">\n<td data-start=\"4384\" data-end=\"4396\" data-col-size=\"sm\">Standumas<\/td>\n<td data-col-size=\"sm\" data-start=\"4396\" data-end=\"4416\">Vidutinis\u2013auk\u0161tas<\/td>\n<td data-col-size=\"sm\" data-start=\"4416\" data-end=\"4433\">Labai auk\u0161tas<\/td>\n<\/tr>\n<tr data-start=\"4434\" data-end=\"4488\">\n<td data-start=\"4434\" data-end=\"4457\" data-col-size=\"sm\">Auk\u0161tos temperat\u016bros<\/td>\n<td data-col-size=\"sm\" data-start=\"4457\" data-end=\"4477\">Ribotos galimyb\u0117s<\/td>\n<td data-col-size=\"sm\" data-start=\"4477\" data-end=\"4488\">Puikios<\/td>\n<\/tr>\n<tr data-start=\"4489\" data-end=\"4538\">\n<td data-start=\"4489\" data-end=\"4502\" data-col-size=\"sm\">Apdirbimas<\/td>\n<td data-col-size=\"sm\" data-start=\"4502\" data-end=\"4521\">Lengvas CNC b\u016bdu<\/td>\n<td data-col-size=\"sm\" data-start=\"4521\" data-end=\"4538\">Sud\u0117tingesnis<\/td>\n<\/tr>\n<tr data-start=\"4539\" data-end=\"4567\">\n<td data-start=\"4539\" data-end=\"4550\" data-col-size=\"sm\">Korozija<\/td>\n<td data-col-size=\"sm\" data-start=\"4550\" data-end=\"4557\">N\u0117ra<\/td>\n<td data-col-size=\"sm\" data-start=\"4557\" data-end=\"4567\">Galima<\/td>\n<\/tr>\n<tr data-start=\"4568\" data-end=\"4608\">\n<td data-start=\"4568\" data-end=\"4580\" data-col-size=\"sm\">Prie\u017ei\u016bra<\/td>\n<td data-col-size=\"sm\" data-start=\"4580\" data-end=\"4590\">Ma\u017eesn\u0117<\/td>\n<td data-col-size=\"sm\" data-start=\"4590\" data-end=\"4608\">Da\u017enai didesn\u0117<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<hr data-start=\"4610\" data-end=\"4613\" \/>\n<p data-start=\"4615\" data-end=\"4638\"><strong>Praktiniai pavyzd\u017eiai<\/strong><\/p>\n<p data-start=\"4640\" data-end=\"4671\"><strong>Kada verta rinktis plastik\u0105?<\/strong><\/p>\n<p data-start=\"4673\" data-end=\"4708\"><strong data-start=\"4673\" data-end=\"4708\">Konvejeri\u0173 grandini\u0173 kreiptuvai<\/strong><\/p>\n<p data-start=\"4710\" data-end=\"4790\"><a href=\"https:\/\/plastena.lt\/lt\/produktai\/plastikai\/inzineriniai-plastikai\/polietilenas-pe\/\">PE1000<\/a> suma\u017eina trint\u012f, tylina darb\u0105 ir tarnauja ilgiau nei metaliniai analogai.<\/p>\n<p data-start=\"4792\" data-end=\"4820\"><strong data-start=\"4792\" data-end=\"4820\">Pakavimo \u012frangos detal\u0117s<\/strong><\/p>\n<p data-start=\"4822\" data-end=\"4937\"><a href=\"https:\/\/plastena.lt\/lt\/produktai\/plastikai\/inzineriniai-plastikai\/poliacetalis-pom\/\">POM<\/a> pasi\u017eymi dideliu matmen\u0173 stabilumu ir tikslumu, tod\u0117l puikiai tinka greitai veikian\u010dioms automatin\u0117ms linijoms.<\/p>\n<p data-start=\"4939\" data-end=\"4959\"><strong data-start=\"4939\" data-end=\"4959\">Chemijos pramon\u0117<\/strong><\/p>\n<p data-start=\"4961\" data-end=\"5092\"><a href=\"https:\/\/plastena.lt\/lt\/produktai\/plastikai\/konstrukciniai-plastikai\/polipropilenas-pp\/\">PP<\/a>, <a href=\"https:\/\/plastena.lt\/lt\/produktai\/plastikai\/konstrukciniai-plastikai\/polivinilchloridas-pvc\/\">PVC<\/a> ir <a href=\"https:\/\/plastena.lt\/lt\/produktai\/plastikai\/inzineriniai-plastikai\/fluoroplastas-ptfe\/\">PTFE<\/a> atspar\u016bs agresyvioms chemin\u0117ms med\u017eiagoms, tod\u0117l da\u017enai naudojami talpykloms, vamzdynams ir \u012fvairiems komponentams.<\/p>\n<p data-start=\"5094\" data-end=\"5117\"><strong data-start=\"5094\" data-end=\"5117\">Apsauginiai gaubtai<\/strong><\/p>\n<p data-start=\"5119\" data-end=\"5209\"><a href=\"https:\/\/plastena.lt\/lt\/produkto-kategorija\/plastikai\/konstrukciniai-plastikai\/polikarbonatas-pc\/\">PC<\/a> ir<a href=\"https:\/\/plastena.lt\/lt\/produktai\/plastikai\/konstrukciniai-plastikai\/poliesteris-pet\/poliesteris-pet-g\/\"> PETG<\/a> leid\u017eia gaminti tvirtus, sm\u016bgiams atsparius ir skaidrius apsauginius elementus.<\/p>\n<hr data-start=\"5211\" data-end=\"5214\" \/>\n<p data-start=\"5216\" data-end=\"5245\"><strong>Kada verta rinktis metal\u0105?<\/strong><\/p>\n<p data-start=\"5247\" data-end=\"5288\">Metalin\u0117s detal\u0117s da\u017eniausiai naudojamos:<\/p>\n<ul data-start=\"5290\" data-end=\"5430\">\n<li data-start=\"5290\" data-end=\"5318\">didel\u0117s apkrovos velenams;<\/li>\n<li data-start=\"5319\" data-end=\"5344\">konstrukciniams r\u0117mams;<\/li>\n<li data-start=\"5345\" data-end=\"5364\">guoli\u0173 korpusams;<\/li>\n<li data-start=\"5365\" data-end=\"5396\">auk\u0161tos temperat\u016bros mazgams;<\/li>\n<li data-start=\"5397\" data-end=\"5430\">sunkioms mechanin\u0117ms sistemoms.<\/li>\n<\/ul>\n<hr data-start=\"5432\" data-end=\"5435\" \/>\n<p data-start=\"5437\" data-end=\"5477\"><strong>Da\u017eniausios klaidos renkantis med\u017eiag\u0105<\/strong><\/p>\n<p data-start=\"5479\" data-end=\"5584\">Vien tik plastiko ar metalo pasirinkimas negarantuoja gero rezultato. Da\u017eniausiai pasitaikan\u010dios klaidos:<\/p>\n<ul data-start=\"5586\" data-end=\"5857\">\n<li data-start=\"5586\" data-end=\"5639\">sprendimas priimamas remiantis tik med\u017eiagos kaina;<\/li>\n<li data-start=\"5640\" data-end=\"5675\">ne\u012fvertinama darbin\u0117 temperat\u016bra;<\/li>\n<li data-start=\"5676\" data-end=\"5712\">neatsi\u017evelgiama \u012f chemin\u012f poveik\u012f;<\/li>\n<li data-start=\"5713\" data-end=\"5746\">ne\u012fvertinamas dr\u0117gm\u0117s poveikis;<\/li>\n<li data-start=\"5747\" data-end=\"5791\">ne\u012fvertinamos realios mechanin\u0117s apkrovos;<\/li>\n<li data-start=\"5792\" data-end=\"5857\">neatsi\u017evelgiama \u012f detal\u0117s tarnavimo laik\u0105 ir prie\u017ei\u016bros ka\u0161tus.<\/li>\n<\/ul>\n<p data-start=\"5859\" data-end=\"5972\">Tinkamai parinkta med\u017eiaga da\u017enai leid\u017eia suma\u017einti ne tik gamybos, bet ir viso \u012frenginio eksploatavimo s\u0105naudas.<\/p>\n<hr data-start=\"5974\" data-end=\"5977\" \/>\n<p data-start=\"5979\" data-end=\"6013\"><strong>Kaip priimti teising\u0105 sprendim\u0105?<\/strong><\/p>\n<p data-start=\"6015\" data-end=\"6085\">Renkantis med\u017eiag\u0105 rekomenduojama atsakyti \u012f kelis svarbius klausimus:<\/p>\n<ul data-start=\"6087\" data-end=\"6341\">\n<li data-start=\"6087\" data-end=\"6117\">Koki\u0105 apkrov\u0105 patirs detal\u0117?<\/li>\n<li data-start=\"6118\" data-end=\"6164\">Ar ji dirbs dr\u0117gnoje ar chemin\u0117je aplinkoje?<\/li>\n<li data-start=\"6165\" data-end=\"6191\">Ar svarbus ma\u017eas svoris?<\/li>\n<li data-start=\"6192\" data-end=\"6228\">Ar reikalingas atsparumas dilimui?<\/li>\n<li data-start=\"6229\" data-end=\"6261\">Kokia bus darbin\u0117 temperat\u016bra?<\/li>\n<li data-start=\"6262\" data-end=\"6302\">Ar detal\u0117 liesis su maisto produktais?<\/li>\n<li data-start=\"6303\" data-end=\"6341\">Ar reikalingas elektros izoliavimas?<\/li>\n<\/ul>\n<p data-start=\"6343\" data-end=\"6459\">Tik \u012fvertinus visus \u0161iuos kriterijus galima pasirinkti med\u017eiag\u0105, kuri u\u017etikrins patikim\u0105 ir ilgalaik\u012f \u012frangos darb\u0105.<\/p>\n<hr data-start=\"6461\" data-end=\"6464\" \/>\n<p data-start=\"6466\" data-end=\"6474\"><strong>I\u0161vada<\/strong><\/p>\n<p data-start=\"6476\" data-end=\"6666\">N\u0117ra vieno universalaus atsakymo \u012f klausim\u0105, kas geriau \u2013 plastikas ar metalas. Tinkamiausias pasirinkimas priklauso nuo konkre\u010dios detal\u0117s paskirties, darbo s\u0105lyg\u0173 ir technini\u0173 reikalavim\u0173.<\/p>\n<p data-start=\"6668\" data-end=\"6948\">Konstrukciniai ir in\u017eineriniai plastikai leid\u017eia suma\u017einti svor\u012f, i\u0161vengti korozijos, suma\u017einti trint\u012f ir prie\u017ei\u016bros poreik\u012f, tod\u0117l daugelyje sri\u010di\u0173 jie s\u0117kmingai pakei\u010dia metal\u0105. Ta\u010diau esant itin didel\u0117ms apkrovoms ar auk\u0161tai temperat\u016brai, metalas vis dar i\u0161lieka nepakei\u010diamas.<\/p>\n<p data-start=\"6950\" data-end=\"7194\">Jeigu abejojate, kuri med\u017eiaga geriausiai tinka j\u016bs\u0173 projektui, verta pasikonsultuoti su specialistais. Tinkamai parinkta med\u017eiaga pad\u0117s u\u017etikrinti ilgesn\u012f detal\u0117s tarnavimo laik\u0105, ma\u017eesnes eksploatavimo i\u0161laidas ir patikimesn\u012f \u012frangos veikim\u0105.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Plastikas ar metalas \u2013 k\u0105 rinktis pramon\u0117je? Projektuojant ar remontuojant pramon\u0117s \u012frang\u0105 vienas svarbiausi\u0173 sprendim\u0173 \u2013 tinkamos med\u017eiagos pasirinkimas. Daugel\u012f met\u0173 metalas buvo laikomas pagrindine med\u017eiaga mechanin\u0117ms detal\u0117ms, ta\u010diau \u0161iandien vis da\u017eniau j\u012f pakei\u010dia konstrukciniai ir in\u017eineriniai plastikai. Tai nerei\u0161kia, kad plastikas visais atvejais yra geresnis u\u017e metal\u0105. Abi med\u017eiag\u0173 grup\u0117s turi sav\u0173 privalum\u0173 ir [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":23792,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-23791","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized-lt"],"acf":[],"_links":{"self":[{"href":"https:\/\/plastena.lt\/lt\/wp-json\/wp\/v2\/posts\/23791","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/plastena.lt\/lt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/plastena.lt\/lt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/plastena.lt\/lt\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/plastena.lt\/lt\/wp-json\/wp\/v2\/comments?post=23791"}],"version-history":[{"count":1,"href":"https:\/\/plastena.lt\/lt\/wp-json\/wp\/v2\/posts\/23791\/revisions"}],"predecessor-version":[{"id":23807,"href":"https:\/\/plastena.lt\/lt\/wp-json\/wp\/v2\/posts\/23791\/revisions\/23807"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/plastena.lt\/lt\/wp-json\/wp\/v2\/media\/23792"}],"wp:attachment":[{"href":"https:\/\/plastena.lt\/lt\/wp-json\/wp\/v2\/media?parent=23791"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/plastena.lt\/lt\/wp-json\/wp\/v2\/categories?post=23791"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/plastena.lt\/lt\/wp-json\/wp\/v2\/tags?post=23791"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}