{"id":2927,"date":"2026-02-05T01:35:00","date_gmt":"2026-02-05T01:35:00","guid":{"rendered":"https:\/\/www.materialstests.com\/products\/cobb-01-cobb-tester\/"},"modified":"2026-02-05T01:35:00","modified_gmt":"2026-02-05T01:35:00","slug":"cobb-01-cobb-tester","status":"publish","type":"products","link":"https:\/\/www.materialstests.com\/lv\/products\/cobb-01-cobb-tester.html","title":{"rendered":"COBB-01 COBB testeris"},"content":{"rendered":"

1. COBB testera ievie\u0161ana<\/h2>\n

COBB testeris<\/strong>\u00a0izmanto, lai nov\u0113rt\u0113tu pap\u012bra un kartona \u016bdens absorbciju ar\u00a0Kobba testa metode<\/strong>. Tas ir efekt\u012bvs, lai noteiktu pap\u012bra izm\u0113ru un \u016bdens absorbciju uz kartona virsm\u0101m, ta\u010du to nav ieteicams izmantot uz pamatpap\u012bra vai reljef\u0101\u017eot\u0101 pap\u012bra, kura svars ir maz\u0101ks par 50 g\/m\u00b2, kuram ir zema izm\u0113ra pak\u0101pe vai uz kura ir daudz caurumu. Turkl\u0101t tas nav piem\u0113rots prec\u012bzai nestandarta pap\u012bra un kartona nov\u0113rt\u0113\u0161anai, k\u0101 ar\u012b nenodro\u0161ina prec\u012bzu pap\u012bra vai kartona rakst\u012b\u0161anas \u012bpa\u0161\u012bbu nov\u0113rt\u0113\u0161anu.<\/p>\n

Cobb testeris<\/strong>\u00a0nov\u0113rt\u0113 pap\u012bra vai kartona virsmu \u016bdens absorbcijas sp\u0113ju. Kobb v\u0113rt\u012bba par\u0101da kartona kartona virsmas absorb\u0113t\u0101 \u016bdens masu uz plat\u012bbas vien\u012bbu, kas izteikta gramos uz kvadr\u0101tmetru (g\/m\u00b2), noteiktos apst\u0101k\u013cos un noteikt\u0101 laika period\u0101.<\/p>\n

Kop\u0113jais starptautiskajos standartos ieteiktais testa laiks liek\u0101 \u016bdens aizv\u0101k\u0161anai un \u016bdens uzs\u016bk\u0161an\u0101s izpildei ir \u0161\u0101ds:<\/p>\n

\n\n\n\n\n\n<\/colgroup>\n\n\n\n\n\n\n\n\n
Ieteicamais laiks<\/td>\nMark<\/td>\n\u016adens p\u0101rpalikuma no\u0146em\u0161anas laiks (S)<\/td>\nLaiks l\u012bdz \u016bdens uzs\u016bk\u0161an\u0101s beig\u0101m (S)<\/td>\n<\/tr>\n
\u00a0(S)<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
30<\/td>\ncobb30<\/td>\n20\u00b11<\/td>\n30\u00b11<\/td>\n<\/tr>\n
60<\/td>\ncobb60<\/td>\n45\u00b11<\/td>\n60\u00b12<\/td>\n<\/tr>\n
120<\/td>\ncobb120<\/td>\n105\u00b12<\/td>\n120\u00b12<\/td>\n<\/tr>\n
300<\/td>\ncobb300<\/td>\n285\u00b12<\/td>\n300\u00b12<\/td>\n<\/tr>\n
1800<\/td>\ncobb1800<\/td>\n1755\uff5e1815<\/td>\nP\u0113c liek\u0101 \u016bdens no\u0146em\u0161anas 15\u00b12<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

\"COBB-01<\/p>\n

2. Kas ir COBB paraugu griez\u0113js?<\/h2>\n

COBB paraugu griez\u0113js<\/strong>\u00a0Tas ir b\u016btisks instruments absorbcijas test\u0113\u0161anai, \u0101tri un prec\u012bzi izgrie\u017eot paraugu ar noteiktu laukumu \u03c6125 mm.Tas ir \u0161tanc\u0113\u0161anas tipa paraugu \u0146\u0113m\u0113js un ir ide\u0101ls apar\u0101ts gofr\u0113t\u0101 kartona un kartona ra\u017eo\u0161anai, p\u0113tniec\u012bbai, kvalit\u0101tes uzraudz\u012bbai, p\u0101rbaud\u0113m un da\u017e\u0101diem citiem departamentiem.<\/p>\n

 <\/p>\n

3. K\u0101p\u0113c jums nepiecie\u0161ams COBB testeris?<\/h2>\n

Pap\u012brs un kartons ir tipiski druk\u0101t\u0101 satura materi\u0101li, un to \u016bdens absorbcijas \u012bpa\u0161\u012bbas var ietekm\u0113t drukas kvalit\u0101ti. Zinot\u00a0Cobb v\u0113rt\u012bba\u00a0<\/strong>pal\u012bdz nodro\u0161in\u0101t, ka izv\u0113l\u0113tie materi\u0101li ir piem\u0113roti druk\u0101\u0161anai, l\u012bdz minimumam samazinot probl\u0113mas, kas saist\u012btas ar tintes izsm\u0113r\u0113jumiem vai sliktu drukas kvalit\u0101ti.<\/p>\n

Cobb test\u0113\u0161ana<\/strong>\u00a0ir kvalit\u0101tes kontroles pas\u0101kums, lai nodro\u0161in\u0101tu materi\u0101lu atbilst\u012bbu nozares standartiem. Materi\u0101lu zin\u0101tnieki izmanto \u0161os datus, lai optimiz\u0113tu pap\u012bra un kartona sast\u0101vu, piel\u0101gojot to konkr\u0113tiem izmanto\u0161anas veidiem, pamatojoties uz \u016bdens absorbcijas \u012bpa\u0161\u012bb\u0101m.<\/p>\n

\"COBB-01<\/p>\n

4. COBB testera priek\u0161roc\u012bbas<\/h2>\n

Izgatavots no ner\u016bs\u0113jo\u0161\u0101 t\u0113rauda<\/p>\n

Standarta met\u0101la rull\u012btis<\/p>\n

 <\/p>\n

5. COBB testera testa princips<\/h2>\n

Pirms testa veik\u0161anas paraugu nosver. Kad parauga viena puse uz noteiktu laiku saskaras ar \u016bdeni, no\u0146emiet lieko mitrumu no iz\u017e\u0101v\u0113t\u0101 parauga un nekav\u0113joties to nosveriet. Rezult\u0101tus izsaka ar masas pieaugumu parauga laukuma vien\u012bb\u0101, ko m\u0113ra gramos uz kvadr\u0101tmetru (g\/m\u00b2).<\/p>\n

 <\/p>\n

6. COBB testera lieto\u0161ana<\/h2>\n

Cobb testeris<\/strong>\u00a0parasti izmanto porainiem materi\u0101liem, jo \u012bpa\u0161i pap\u012bram un kartonam, lai noteiktu \u016bdens absorbcijas sp\u0113ju. Tas ir \u013coti svar\u012bgi, lai nov\u0113rt\u0113tu \u0161o materi\u0101lu sp\u0113ju absorb\u0113t \u016bdeni, kas var ietekm\u0113t da\u017e\u0101dus lietojumus, piem\u0113ram, druk\u0101\u0161anu, iepako\u0161anu un pap\u012bra produktus. .\u00a0Cobb testeris<\/strong>\u00a0ir \u012bpa\u0161i svar\u012bgi attiec\u012bb\u0101 uz materi\u0101liem, kuru \u016bdens absorbcijas \u012bpa\u0161\u012bbas ir b\u016btiskas, un \u012bpa\u0161u standartu iev\u0113ro\u0161ana ir b\u016btiska kvalit\u0101tes kontrolei un veiktsp\u0113jas optimiz\u0101cijai.<\/p>\n

\"COBB-01<\/p>\n

7. COBB testera specifik\u0101cijas<\/h2>\n
\n\n\n\n<\/colgroup>\n\n\n\n\n\n\n\n
COBB-01<\/td>\n<\/tr>\n
Testa zona<\/td>\n100 \u00b1 0,2 cm\u00b2<\/td>\n<\/tr>\n
\u016adens pat\u0113ri\u0146\u0161<\/td>\n100\u00b15ml<\/td>\n<\/tr>\n
Met\u0101la velt\u0146a platums<\/td>\n200 \u00b1 0,5 mm<\/td>\n<\/tr>\n
Met\u0101la velt\u0146a svars<\/td>\n10\u00b10,5 kg<\/td>\n<\/tr>\n
Dimensija<\/td>\n\uff08396*315*300\uff09mm LWH<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

 <\/p>\n

\n\n\n\n<\/colgroup>\n\n\n\n\n\n\n
COBB paraugu griez\u0113js<\/td>\n<\/tr>\n
Paraugu \u0146em\u0161anas diametrs<\/td>\n\u00d8125 mm<\/td>\n<\/tr>\n
Paraugu \u0146em\u0161anas k\u013c\u016bda<\/td>\n\u00b10,2 mm<\/td>\n<\/tr>\n
Paraugu \u0146em\u0161anas biezums<\/td>\n\uff080,1\uff5e2,0\uff09mm<\/td>\n<\/tr>\n
Dimensija<\/td>\n(250*280*450) mm LWH<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

8. COBB testera standarti<\/h2>\n

GB\/T1540, ISO 535, QB\/T1668, TAPPI T441<\/p>\n

\"COBB-01<\/p>\n

9. COBB testera konfigur\u0101cija:<\/h2>\n

a) Standarta konfigur\u0101cija:\u00a0COBB-01 COBB testeris<\/strong>, Met\u0101la veltnis, manu\u0101ls<\/p>\n

b) izv\u0113les konfigur\u0101cija: Blot\u0113\u0161anas pap\u012brs,\u00a0COBB paraugu griez\u0113js<\/strong><\/p>\n

 <\/p>\n

10. Bie\u017e\u0101k uzdotie jaut\u0101jumi par COBB Tester<\/h2>\n

K\u0101da ir COBB v\u0113rt\u012bba?<\/strong>
\nCobb v\u0113rt\u012bba ir apr\u0113\u0137in\u0101t\u0101 \u016bdens masa, ko noteikt\u0101 laik\u0101 absorb\u0113 1 m\u00b2 pap\u012bra vai kartona noteiktos apst\u0101k\u013cos.<\/p>\n

Kas ir absorbcijas laiks?<\/strong>
\nLaiks no \u016bdens un parauga kontakta s\u0101kuma l\u012bdz \u016bdens absorbcijas beig\u0101m.<\/p>\n

K\u0101p\u0113c COBB tests ir svar\u012bgs pap\u012bra kvalit\u0101tei?<\/strong>
\nCOBB tests ir \u013coti svar\u012bgs, lai nov\u0113rt\u0113tu pap\u012bra \u016bdens absorbcijas \u012bpa\u0161\u012bbas. \u0160\u012b inform\u0101cija ir \u013coti svar\u012bga, lai saglab\u0101tu drukas kvalit\u0101ti, nov\u0113r\u0161ot t\u0101das probl\u0113mas k\u0101 tintes izsm\u0113r\u0113\u0161an\u0101s vai drukas standartu pasliktin\u0101\u0161an\u0101s, kas ir \u012bpa\u0161i svar\u012bgi augstas kvalit\u0101tes druk\u0101to materi\u0101lu ra\u017eo\u0161an\u0101.<\/p>\n

K\u0101ds ir met\u0101la rull\u012btis, ko izmanto COBB test\u0113\u0161an\u0101?\u00a0<\/strong>
\nCOBB test\u0101 izmantotais met\u0101la veltnis ir ner\u016bs\u0113jo\u0161\u0101 t\u0113rauda veltnis ar 20 cm platu gludu virsmu un 10,0 \u00b1 0,5 kg (22 \u00b1 1,1 lb) lielu svaru.<\/p>\n

 <\/p>\n

Ja jums ir nepiecie\u0161am\u012bba p\u0113c pirkuma, l\u016bdzu.\u00a0sazinieties ar mums<\/a>\u00a0un COBB\u00a0Testeru ra\u017eot\u0101js<\/a>\u00a0-\u00a0Cell Instruments<\/a>\u00a0sniegs jums apmierino\u0161us produktus.<\/p>\n

\"COBB-01<\/a><\/p>\n

Ja v\u0113laties vair\u0101k inform\u0101cijas par \u0161o produktu, l\u016bdzu, sazinieties ar mums. Iesak\u0101m jums citus popul\u0101rus produktus:\u00a0Pap\u012bra net\u012brumu testera pieg\u0101d\u0101t\u0101js<\/a><\/p>","protected":false},"excerpt":{"rendered":"

1. Introduction of\u00a0COBB Tester COBB Tester\u00a0is used for assessing the water absorption of paper and paperboard through the\u00a0cobb test method. It proves effective in sizing paper and determining water absorption on cardboard surfaces, but it is not recommended for use on basic paper or embossed paper with a basis weight below 50g\/m\u00b2, having low sizing […]<\/p>","protected":false},"featured_media":0,"parent":0,"template":"","meta":{"_acf_changed":false},"products-categories":[1468],"productstags":[],"class_list":["post-2927","products","type-products","status-publish","hentry","products-categories-paper-board-tester"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.materialstests.com\/lv\/wp-json\/wp\/v2\/products\/2927","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.materialstests.com\/lv\/wp-json\/wp\/v2\/products"}],"about":[{"href":"https:\/\/www.materialstests.com\/lv\/wp-json\/wp\/v2\/types\/products"}],"version-history":[{"count":0,"href":"https:\/\/www.materialstests.com\/lv\/wp-json\/wp\/v2\/products\/2927\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.materialstests.com\/lv\/wp-json\/wp\/v2\/media?parent=2927"}],"wp:term":[{"taxonomy":"products-categories","embeddable":true,"href":"https:\/\/www.materialstests.com\/lv\/wp-json\/wp\/v2\/products-categories?post=2927"},{"taxonomy":"productstags","embeddable":true,"href":"https:\/\/www.materialstests.com\/lv\/wp-json\/wp\/v2\/productstags?post=2927"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}