{"id":7029,"date":"2024-06-21T03:49:22","date_gmt":"2024-06-21T03:49:22","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=7029"},"modified":"2026-04-28T10:42:30","modified_gmt":"2026-04-28T10:42:30","slug":"chemical-plant-pre-commissioning-linkage-commissioning-safety-operation-points","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/hu\/chemical-plant-pre-commissioning-linkage-commissioning-safety-operation-points\/","title":{"rendered":"Vegyi \u00fczembe helyez\u00e9s el\u0151tti \u00fczembe helyez\u00e9s, \u00f6sszek\u00f6ttet\u00e9s \u00fczembe helyez\u00e9s biztons\u00e1gi m\u0171k\u00f6d\u00e9si pontok"},"content":{"rendered":"<p><!-- lc-qa-start --><\/p>\n<p><strong>Gyors v\u00e1lasz:<\/strong> A strong printing-ink formulation is usually the one that keeps process stability and final print quality in balance, rather than over-optimizing only one part of the press behavior.<\/p>\n<p><!-- lc-qa-end --><\/p>\n<p>Vegyi \u00fczembe helyez\u00e9s el\u0151tti \u00fczembe helyez\u00e9s, \u00f6sszek\u00f6ttet\u00e9s \u00fczembe helyez\u00e9s biztons\u00e1gi m\u0171k\u00f6d\u00e9si pontok<\/p>\n<p>I. A cs\u0151rendszer nyom\u00e1spr\u00f3b\u00e1ja<\/p>\n<p>1\u3001A cs\u0151rendszer nyom\u00e1spr\u00f3b\u00e1j\u00e1nak felt\u00e9telei<br \/>\na. A biztons\u00e1gi szelepek vakok, a szak\u00edt\u00f3lemezek elt\u00e1vol\u00edtva \u00e9s vakok.<\/p>\n<p>b. A t\u00e1gul\u00e1si h\u00e9zagokat visszatart\u00f3 eszk\u00f6z\u00f6kkel eg\u00e9sz\u00edtett\u00e9k ki.<\/p>\n<p>c. A rug\u00f3tart\u00f3k \u00e9s a f\u00fcggeszt\u00e9kek r\u00f6gz\u00edtve vannak.<\/p>\n<p>d. Ha a vizsg\u00e1latot v\u00edzzel mint k\u00f6zeggel v\u00e9gzik, a szerkezet teherb\u00edr\u00f3 k\u00e9pess\u00e9g\u00e9t meger\u0151s\u00edtett\u00e9k vagy figyelembe vett\u00e9k.<\/p>\n<p>e. A nyom\u00e1sm\u00e9r\u0151t kalibr\u00e1lt\u00e1k \u00e9s min\u0151s\u00edtett\u00e9k.<\/p>\n<p>&nbsp;<\/p>\n<p>2, a cs\u0151rendszer nyom\u00e1spr\u00f3b\u00e1j\u00e1nak meg kell felelnie a k\u00f6vetkez\u0151 rendelkez\u00e9seknek<\/p>\n<p>a. A tervez\u00e9si egys\u00e9gt\u0151l f\u00fcgg\u0151en a vizsg\u00e1lati k\u00f6zegek leveg\u0151ztet\u00e9s\u00e9hez \u00e9s feldolgoz\u00e1s\u00e1hoz a gy\u00e1rt\u00e1stechnol\u00f3giai \u00e1gazat a k\u00f6vetkez\u0151kben \u00e1llapodott meg<\/p>\n<p>b. A vizsg\u00e1lat el\u0151tt annak meger\u0151s\u00edt\u00e9se, hogy a vizsg\u00e1lati rendszer hat\u00e9konyan el lett szigetelve a kapcsol\u00f3d\u00f3 rendszerekt\u0151l.<\/p>\n<p>c. Hidraulikai vizsg\u00e1lat, tiszta \u00e9desv\u00edzhez, mint vizsg\u00e1lati k\u00f6zeghez, ha a rendszer austenit rozsdamentes ac\u00e9lb\u00f3l k\u00e9sz\u00fclt berendez\u00e9shez vagy cs\u0151vezet\u00e9khez van csatlakoztatva, a v\u00edz kl\u00f3rtartalma nem haladhatja meg a 0,0025% \u00e9rt\u00e9ket.<\/p>\n<p>d. A vizsg\u00e1lati h\u0151m\u00e9rs\u00e9kletnek magasabbnak kell lennie, mint az anyag rideg \u00e1tmeneti h\u0151m\u00e9rs\u00e9klete.<\/p>\n<p>e. Ha a vizsg\u00e1lat a hideg \u00e9vszakban t\u00f6rt\u00e9nik, fagy\u00e1sg\u00e1tl\u00f3 int\u00e9zked\u00e9sekre van sz\u00fcks\u00e9g.<\/p>\n<p>f. A cs\u0151vezet\u00e9k nyom\u00e1spr\u00f3b\u00e1j\u00e1nak meg kell felelnie a vonatkoz\u00f3 nemzeti szabv\u00e1nyoknak \u00e9s norm\u00e1knak.<\/p>\n<p>g. A teszt v\u00e9ge ut\u00e1n le kell \u00fcr\u00edteni a vizet, a g\u00e1zt \u00e9s a j\u00f3 reset munk\u00e1t.<\/p>\n<p>&nbsp;<\/p>\n<p>II. V\u00edz\u00f6bl\u00edt\u00e9s<\/p>\n<p>&nbsp;<\/p>\n<p>a. A nyom\u00e1spr\u00f3ba min\u0151s\u00edtett, a rendszer g\u00e9peit, m\u0171szereit, szelepeit \u00e9s egy\u00e9b v\u00e9d\u0151int\u00e9zked\u00e9seket megtett\u00e9k, az ideiglenes cs\u0151vezet\u00e9kek telep\u00edt\u00e9se befejez\u0151d\u00f6tt, az \u00f6bl\u00edt\u0151szivatty\u00fa norm\u00e1lisan m\u0171k\u00f6dik, az \u00f6bl\u00edt\u0151szivatty\u00fa bemeneti telep\u00edt\u00e9se a k\u00e9perny\u0151 v\u00edz\u00f6bl\u00edt\u00e9s el\u0151tt<\/p>\n<p>b. Az \u00f6bl\u00edt\u00e9si munk\u00e1kat nem szabad hideg \u00e9vszakban v\u00e9gezni, p\u00e9ld\u00e1ul fagy\u00e1ll\u00f3val, cs\u00fasz\u00e1sg\u00e1tl\u00f3val kell rendelkeznie.<\/p>\n<p>c. T\u00f6lt\u00e9skor \u00e9s leereszt\u00e9skor a cs\u0151rendszert a l\u00e9gk\u00f6rh\u00f6z kell csatlakoztatni.<\/p>\n<p>d. A cs\u0151vezet\u00e9kek \u00e9s a mechanikus \u00f6bl\u00edt\u00e9s el\u0151z\u0151 folyamat\u00e1ban az \u00e1tvezet\u00e9s el\u0151tt az \u00f6bl\u00edt\u0151v\u00edz nem ker\u00fclhet a k\u00f6vetkez\u0151 folyamatba.<\/p>\n<p>e. Az \u00f6bl\u00edt\u0151vizet a kijel\u00f6lt helyekre kell elvezetni.<\/p>\n<p>f. Az \u00f6bl\u00edt\u00e9s ut\u00e1n meg kell gy\u0151z\u0151dni arr\u00f3l, hogy a v\u00edzelvezet\u0151 \u00e9s a kipufog\u00f3cs\u00f6vek akad\u00e1lymentesek.<\/p>\n<p>&nbsp;<\/p>\n<p>III. A m\u0171szerrendszer \u00fczembe helyez\u00e9se<\/p>\n<p>&nbsp;<\/p>\n<p>1, a m\u0171szerrendszer \u00fczembe helyez\u00e9si felt\u00e9telei<\/p>\n<p>a. M\u0171szerleveg\u0151 \u00e1llom\u00e1s norm\u00e1l \u00fczemi k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt, a m\u0171szerleveg\u0151 cs\u0151rendszer tiszt\u00edtott min\u0151s\u00edt\u00e9s\u0171.<\/p>\n<p>b. A vez\u00e9rl\u0151terem l\u00e9gkondicion\u00e1l\u00e1sa, sz\u00fcnetmentes t\u00e1pegys\u00e9g \u00e1ltal\u00e1ban haszn\u00e1lhat\u00f3<\/p>\n<p>c. A jelad\u00f3k, jelz\u0151- \u00e9s regisztr\u00e1l\u00f3 m\u0171szerek, reteszel\u0151 \u00e9s riaszt\u00e1sjelz\u0151 kapcsol\u00f3k, szab\u00e1lyoz\u00f3 szelepek, valamint a lemezre szerelt, \u00e1llv\u00e1nyra szerelt m\u0171szerek stb. befejezte az egyegys\u00e9ges hangol\u00e1st<\/p>\n<p>d. Az automatikus vez\u00e9rl\u0151rendszer szab\u00e1lyoz\u00f3 param\u00e9terei el\u0151re be lettek \u00e1ll\u00edtva, az el\u0151remen\u0151 vez\u00e9rl\u00e9si param\u00e9terek, az ar\u00e1ny\u00e9rt\u00e9kek \u00e9s a k\u00fcl\u00f6nb\u00f6z\u0151 kalibr\u00e1ci\u00f3s ar\u00e1ny\u00fa torz\u00edt\u00f3rendszerek kisz\u00e1m\u00edt\u00e1sra \u00e9s el\u0151re be lettek \u00e1ll\u00edtva a vonatkoz\u00f3 adatoknak megfelel\u0151en.<\/p>\n<p>e. Mindenf\u00e9le anal\u00f3g jelgener\u00e1l\u00f3 eszk\u00f6z, vizsg\u00e1lati m\u0171szer, szabv\u00e1nyos mintag\u00e1z, kommunik\u00e1ci\u00f3s eszk\u00f6z\u00f6k stb. k\u00e9sz\u00fcltek.<\/p>\n<p>f. Minden helysz\u00edni m\u0171szer \u00e9s vez\u00e9rl\u0151szelep m\u0171k\u00f6dik.<\/p>\n<p>&nbsp;<\/p>\n<p>2, a m\u0171szerrendszer \u00fczembe helyez\u00e9s\u00e9nek meg kell felelnie a k\u00f6vetkez\u0151 rendelkez\u00e9seknek<\/p>\n<p>a. A mechanikai tesztel\u00e9ssel egy\u00fctt m\u0171k\u00f6d\u0151 \u00e9rz\u00e9kel\u0151 \u00e9s automatikus vez\u00e9rl\u0151rendszert a hibakeres\u00e9s el\u0151tt szimul\u00e1lni kell, azaz a bemeneti jeleket az ad\u00f3n\u00e1l, a kezel\u0151asztalon vagy a m\u00e1sodlagos m\u0171szereken az utas\u00edt\u00e1sok, a vez\u00e9rl\u00e9s, a riaszt\u00e1s \u00e9s egy\u00e9b funkci\u00f3k ellen\u0151rz\u00e9s\u00e9re.<\/p>\n<p>b. A g\u00e9pekkel val\u00f3 tesztel\u00e9s el\u0151tt szimul\u00e1lni kell a reteszel\u0151- \u00e9s riaszt\u00f3rendszereket, azaz az ad\u00f3kapcsol\u00f3t az anal\u00f3g jelek bemenet\u00e9re, ellen\u0151rizni kell a helyes \u00e9s a cselekv\u00e9s logik\u00e1j\u00e1t, \u00e9s be kell \u00e1ll\u00edtani, am\u00edg a k\u00e9pes\u00edt\u00e9ssel nem rendelkezik.<\/p>\n<p>c. A hibakeres\u00e9s \u00e9s a mechanikai hangol\u00e1s m\u0171szeres, m\u0171szeres, elektromos, technol\u00f3giai oper\u00e1toroknak szorosan egy\u00fctt kell m\u0171k\u00f6dni\u00fck egym\u00e1ssal.<\/p>\n<p>d. Az els\u0151 pr\u00f3ba vagy terhel\u00e9s alatt ideiglenesen nem lehet haszn\u00e1latba venni a reteszel\u0151 eszk\u00f6z\u00f6ket, az \u00e9p\u00edt\u00e9si (termel\u00e9si) egys\u00e9g meg\u00e1llapodott, ideiglenesen elt\u00e1vol\u00edthat\u00f3, de meg kell tartani a riaszt\u00f3berendez\u00e9st.<\/p>\n<p>e. A vegyi etet\u00e9si k\u00eds\u00e9rlet el\u0151tt a terhel\u00e9snek \u00e9s a t\u00e9nyleges anyag\u00f6sszet\u00e9telnek megfelel\u0151en a param\u00e9terek \u00fajb\u00f3li be\u00e1ll\u00edt\u00e1sa, az ar\u00e1nyszab\u00e1lyoz\u00e1s \u00e9s a korrektorral ell\u00e1tott vez\u00e9rl\u0151rendszer, a terhel\u00e9s \u00e9s a t\u00e9nyleges anyag\u00f6sszet\u00e9tel szerint.<\/p>\n<p>&nbsp;<\/p>\n<p>IV. Az elektromos rendszer \u00fczembe helyez\u00e9se<\/p>\n<p>&nbsp;<\/p>\n<p>1\u3001Elektromos rendszer \u00fczembe helyez\u00e9si felt\u00e9telei<\/p>\n<p>a. Az \u00e1ramell\u00e1t\u00e1si r\u00e9szleggel kapcsolatos \u00f6sszes telep\u00edt\u00e9si munka \u00e9s hibaelh\u00e1r\u00edt\u00e1si projekt teljes al\u00e1llom\u00e1sa ellen\u0151rizte, meger\u0151s\u00edtette \u00e9s befejezte a villamos energia fogad\u00e1s\u00e1ra vonatkoz\u00f3 elj\u00e1r\u00e1sokat.<\/p>\n<p>b. A lev\u00e1laszt\u00f3 kapcsol\u00f3k, terhel\u00e9si kapcsol\u00f3k, nagyfesz\u00fclts\u00e9g\u0171 megszak\u00edt\u00f3k, kapcsol\u00f3berendez\u00e9sek, transzform\u00e1torok \u00e9s egy\u00e9b primer berendez\u00e9sek \u00e1tad\u00e1si tesztj\u00e9t elv\u00e9gezt\u00e9k \u00e9s min\u0151s\u00edtett\u00e9k.<\/p>\n<p>c. A relev\u00e9delmet \u00e9s egy\u00e9b m\u00e1sodlagos berendez\u00e9seket tesztelt\u00e9k \u00e9s min\u0151s\u00edtett\u00e9k.<\/p>\n<p>d. AC \u00e9s DC m\u0171k\u00f6d\u00e9si teljes\u00edtm\u00e9ny hibakeres\u00e9s min\u0151s\u00edtett<\/p>\n<p>e. UPS \u00e9s egy\u00e9b v\u00e9szhelyzeti \u00e1ramell\u00e1t\u00e1s hibakeres\u00e9s k\u00e9pzett<\/p>\n<p>f. F\u00f6ldel\u00e9si ellen\u00e1ll\u00e1s vizsg\u00e1lati jegyz\u0151k\u00f6nyvekkel<\/p>\n<p>g. Elektromos berendez\u00e9sek vizsg\u00e1lati jegyz\u0151k\u00f6nyveivel<\/p>\n<p>h. A z\u00e1rlatv\u00e9delmi teszt min\u0151s\u00edtett jegyz\u0151k\u00f6nyvekkel<\/p>\n<p>&nbsp;<\/p>\n<p>2, az elektromos rendszerek \u00fczembe helyez\u00e9s\u00e9nek meg kell felelnie a k\u00f6vetkez\u0151 rendelkez\u00e9seknek<\/p>\n<p>a. Az \u00e1ramell\u00e1t\u00f3 \u00e9s eloszt\u00f3 szem\u00e9lyzetnek enged\u00e9llyel kell rendelkeznie, az oper\u00e1ci\u00f3s rendszer szigor\u00fa v\u00e9grehajt\u00e1sa<\/p>\n<p>b. A transzform\u00e1torokat \u00e9s az eloszt\u00f3kat a rel\u00e9s v\u00e9d\u0151berendez\u00e9sek, az automatikus \u00fajraz\u00e1r\u00f3 berendez\u00e9sek, a riaszt\u00e1sok \u00e9s a f\u00e1zis el\u0151tti rendszer szimul\u00e1ci\u00f3s tesztje el\u0151tt a rendszernek t\u00e1pl\u00e1lnia kell.<\/p>\n<p>c. A programozhat\u00f3 logikai vez\u00e9rl\u0151 v\u00e9delmi eszk\u00f6zt szimul\u00e1lni kell a reteszel\u00e9s \u00e9s a riaszt\u00e1si param\u00e9tereket, ellen\u0151rizni kell a logik\u00e1ja pozit\u00edv riaszt\u00e1si \u00e9rt\u00e9k\u00e9nek helyess\u00e9g\u00e9t.<\/p>\n<p>e. A baleseti \u00e1ramell\u00e1t\u00f3 rendszerben kell elv\u00e9gezni a vizsg\u00e1latot \u00e9s a meger\u0151s\u00edt\u00e9st<\/p>\n<p>f. Az \u00e1ramkimarad\u00e1sra \u00e9s az \u00e1ramell\u00e1t\u00e1sra vonatkoz\u00f3 meghat\u00e1rozott elj\u00e1r\u00e1sokkal \u00f6sszhangban kell \u00fczemeltetni.<\/p>\n<p>g. Az elektromos rendszer \u00e1tv\u00e9tel\u00e9t az \u00e1ramell\u00e1t\u00e1s el\u0151tt kell elv\u00e9gezni.<\/p>\n<p>&nbsp;<\/p>\n<p>V. A rendszer cser\u00e9je<\/p>\n<p>&nbsp;<\/p>\n<p>1. Miel\u0151tt a vegyi \u00fczemet \u00fczembe helyezik, azt inert g\u00e1zcsere- \u00e9s rendszercserefelt\u00e9telekkel kell min\u0151s\u00edteni:<\/p>\n<p>a. Leveg\u0151ki\u00e1raml\u00e1si pontokkal, elemz\u00e9si pontokkal \u00e9s vakok hely\u00e9vel megjel\u00f6lt csere\u00e1raml\u00e1si diagramok.<\/p>\n<p>b. A mintavev\u0151 elemz\u0151k m\u00e1r a hely\u00fck\u00f6n vannak, az analitikai m\u0171szerek, a gy\u00f3gyszerek elk\u00e9sz\u00fcltek.<\/p>\n<p>c. Az inert g\u00e1z megfelel a csere munk\u00e1k ig\u00e9nyeinek<\/p>\n<p>&nbsp;<\/p>\n<p>2\u3001A rendszercsere felt\u00e9teleinek meg kell felelni\u00fck az al\u00e1bbi rendelkez\u00e9seknek:<\/p>\n<p>a. Az inert g\u00e1z oxig\u00e9ntartalma nem lehet magasabb a biztons\u00e1gi szabv\u00e1nyn\u00e1l.<\/p>\n<p>b. Ellen\u0151rizze, hogy a vakok mennyis\u00e9ge, min\u0151s\u00e9ge \u00e9s szerel\u00e9si alkatr\u00e9szei megfelel\u0151ek.<\/p>\n<p>c. Cser\u00e9je kell figyelni, hogy a holt t\u00e9r a rendszerben, ha sz\u00fcks\u00e9ges, lehet venni t\u00f6bbsz\u00f6r, hogy n\u00f6velj\u00e9k a nyom\u00e1st, nyom\u00e1scs\u00f6kkent\u0151 m\u00f3dszerrel cser\u00e9lje ki a g\u00e1z<\/p>\n<p>d. Amikor a cs\u0151rendszert a g\u00e1zszekr\u00e9nyhez csatlakoztatj\u00e1k, a g\u00e1zszekr\u00e9nyt h\u00e1romszor kell ism\u00e9telten felemelni \u00e9s leereszteni, hogy a gy\u0171r\u0171s v\u00edzz\u00e1r\u00f3 t\u00f6m\u00edt\u00e9sben l\u00e9v\u0151 g\u00e1z kicser\u00e9l\u0151dj\u00f6n.<\/p>\n<p>e. A csere munk\u00e1latokat folyamatosan kell elv\u00e9gezni, el\u0151sz\u00f6r a f\u0151cs\u0151, majd az el\u00e1gaz\u00f3 cs\u00f6vek sorrendj\u00e9ben.<\/p>\n<p>f. Az elemz\u0151knek a m\u00e9rgez\u00e9s megel\u0151z\u00e9se \u00e9rdek\u00e9ben a mintav\u00e9tel sor\u00e1n figyelni\u00fck kell a sz\u00e9lir\u00e1nyra, valamint a l\u00e9gtelen\u00edt\u0151 cs\u0151 magass\u00e1g\u00e1ra \u00e9s ir\u00e1ny\u00e1ra.<\/p>\n<p>g. Az elemz\u00e9si adatokat h\u00e1rom egym\u00e1st k\u00f6vet\u0151 alkalommal kell min\u0151s\u00edteni, \u00e9s a termel\u00e9s\u00e9rt, technol\u00f3gi\u00e1\u00e9rt \u00e9s biztons\u00e1g\u00e9rt felel\u0151s szem\u00e9lyzetnek al\u00e1 kell \u00edrnia.<\/p>\n<p>h. A csere befejez\u0151d\u00f6tt, az inert g\u00e1zvezet\u00e9k \u00e9s a rendszer hat\u00e9kony int\u00e9zked\u00e9seket tesz az elszigetel\u00e9sre.<\/p>\n<p><!-- lc-commercial-start --><\/p>\n<h2>How technical buyers usually evaluate printing-ink issues<\/h2>\n<p>Ink performance problems are often multi-variable problems. Teams generally move faster when they screen transfer, flow, drying or curing, and substrate hold together instead of changing one raw material at a time without a clear decision frame.<\/p>\n<ul>\n<li><strong>Define the real process bottleneck:<\/strong> poor transfer, drying problems, skinning, and color instability often need different corrective routes.<\/li>\n<li><strong>Check viscosity inside the print process:<\/strong> an ink that looks fine in the container can behave very differently on the machine.<\/li>\n<li><strong>Review substrate compatibility:<\/strong> paper, film, metalized surfaces, and laminates often require different balance points.<\/li>\n<li><strong>Use post-print checks as part of selection:<\/strong> scratch resistance, tape adhesion, lamination behavior, and storage stability are usually as important as the fresh-print appearance.<\/li>\n<\/ul>\n<h3>Aj\u00e1nlott term\u00e9kreferenci\u00e1k<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/cas-270586-78-2\/\">CHLUMINIT TMO<\/a>:<\/strong> \u00c9rt\u00e9kes \u00f6sszehasonl\u00edt\u00e1si pont, amikor az alacsonyabb s\u00e1rgul\u00e1s vagy a TPO-csere megbesz\u00e9l\u00e9se fontos.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/chlumiaf-094\/\">CHLUMIAF 094<\/a>:<\/strong> Kiegyens\u00falyozott habz\u00e1sg\u00e1tl\u00f3 referencia v\u00edzb\u00e1zis\u00fa bevonatokhoz \u00e9s sok \u00e1ltal\u00e1nos habz\u00e1sg\u00e1tl\u00f3 k\u00e9perny\u0151h\u00f6z.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/chlumiaf-3037\/\">CHLUMIAF 3037<\/a>:<\/strong> Er\u0151sebb habz\u00e1sg\u00e1tl\u00f3 lehet\u0151s\u00e9g, amikor az \u00e1lland\u00f3 hab m\u00e9g a zordabb k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt is fennmarad.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/chlumiwe-3280\/\">CHLUMIWE 3280<\/a>:<\/strong> Er\u0151s nedves\u00edt\u0151 szer referencia tint\u00e1khoz, bevonatokhoz \u00e9s nehezen nedves\u00edthet\u0151 hordoz\u00f3khoz.<\/li>\n<\/ul>\n<h3>GYIK v\u00e1s\u00e1rl\u00f3knak \u00e9s formul\u00e1l\u00f3knak<\/h3>\n<p><strong>Why do many ink problems require more than one formulation change?<\/strong><br \/>Because flow, transfer, drying, adhesion, and appearance interact, so improving one of them can sometimes worsen another if the full system is not reviewed together.<\/p>\n<p><strong>Should rheology be judged only by a single viscosity number?<\/strong><br \/>Not usually. Printability also depends on transfer behavior, temperature, shear history, and how the ink behaves on the actual press.<\/p>\n<p><!-- lc-commercial-end --><\/p>","protected":false},"excerpt":{"rendered":"<p>I. Piping system pressure test 1\u3001Piping system pressure test conditions a. Safety valves have been blinded, rupture plates have been removed and blinded. b. Expansion joints have been added with<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[106],"tags":[],"class_list":["post-7029","post","type-post","status-publish","format-standard","hentry","category-laboratory-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Chemical plant pre-commissioning, linkage commissioning safety operation points - Longchang Chemical<\/title>\n<meta name=\"description\" content=\"I. Piping system pressure test 1\u3001Piping system pressure test conditions a. 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