samfurori

Yadda Ake Haɗa Adhesives-Kyauta?

A halin yanzu akwai nau'ikan adhesives marasa ƙarfi guda biyu don sassauƙawar abubuwan haɗawa, guda ɗaya da biyu. Ana amfani da sashi ɗaya don takarda da nonwovens, wanda za'a iya sarrafa shi ba tare da haɗawa ba kuma ba tare da daidaita rabo ba. Za'a iya amfani da ɓangarori biyu don fim mai rikitarwa iri -iri. Dangane da ƙwarewar mutum, wannan shafin zai bayyana yadda ake canza rabo na ɓangarori biyu don dalilai daban -daban da yadda yake aiki.

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Da fari dai, an ƙera ƙa'idar ƙaƙƙarfan ƙaƙƙarfan laminated binders.

Akwai fannoni uku na ƙirar rabo na cakuda na laminating m-laminating m:

1. Yi ƙoƙarin daidaita adadin cakuda abubuwan A & B zuwa nauyi.

Ƙaramin haɗaɗɗen A / B yana da fa'idar kasancewa iri ɗaya. Misali, X shine 100A gauraye da 90B, Y shine 100A da 50B. Canjin 1 % na B zai haifar da canjin nauyi na 1.1 % na Sashin X da 2 % na Y. Gabaɗaya, canjin 2 % a cikin haɗin mahaɗin yana karɓa yayin aikin samarwa, wanda ke haifar da canjin nauyi na 2. 2 %da 4%. Idan nauyin su ya bambanta da mahimmanci, wannan na iya haifar da abubuwan da ke gaba:

(1) Abubuwan A / B suna da wuyar haɗawa da kyau don cakuda ta kasance mai ɗaci akai -akai.

(2) Saboda rashin ɓangaren B, matsin mahaɗin ya yi ƙasa sosai don tabbatar da kwararar ruwa na yau da kullun, wanda ke haifar da karkacewar adhesives da raguwar samarwa.

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2. Kamar yadda yake kusa da danko na abubuwan A & B

Ƙananan danko na ɓangaren A & B a zazzabi da ya dace, mafi kyawun tasirin haɗuwa. La'akari da aikin mai ɗaurewa, asalin danko na ɓangarorin biyu ya sha bamban. Ya kamata a sarrafa zafin jiki daban don daidaita ƙima. Ƙara yawan zafin jiki na ɓangaren asali tare da danko mafi girma yana sa shi kusa da ɗayan ɓangaren, kuma yana da fa'ida ga duka ma'aunin ma'aunin mahaɗa da famfon fitarwa.

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3. Ƙara haƙuri ga cakuda A & B

Saboda wasu dalilai na waje a laminating, dole ne a sami wasu karkacewa a cakuda rabo. Fadada haƙuri na haɗin haɗin haɗin A / B zai iya rama sakamako mara kyau na wannan karkacewa. Misali, madaidaicin madaidaiciyar madaidaiciyar madaidaiciya WD8118A / B na sabon kayan jeri daga daidaiton al'ada na 100: 75 zuwa cakuda 100: 60 - 85, duka biyun ana yarda da su a amfani kuma abokan ciniki da yawa suna karɓar su sosai.

Abu na biyu, ƙa'ida da hanyar haɗa daidaiton rabo

(1) An daidaita shi don yanayin zazzabi da zafi

Gabaɗaya, abun cikin NCO a cikin ɓangaren A ya fi girma, yayin da martani tare da iska da tururi a cikin fim ɗin yana gefen hagu. Koyaya, a cikin watanni na bazara, lokacin da aka sami ƙarin tururi a cikin iska kuma fim ɗin yana da ƙima mai ɗimbin yawa, yakamata a ƙara sashi na A don cinye tururi mai yawa, wanda zai sauƙaƙa halayen da suka dace.

(2) An daidaita shi don kayan tawada da sauran sauran ƙarfi

Yawancin fakiti mai sassauƙa an buga fim, tsarin bugun cikin gida yana tare da bugu na tawada mai ƙarfi. A cikin tawada mai narkewa azaman ƙari za a sami mai narkewa da jinkiri, duka tsarin polyurethane resin ne, a cikin manne tare da halayen NCO na iya cinye wasu NCO.

Mun damu da tsarkin da danshin abun cikin sauran ƙarfi. Za su kasance da yawa ko onasa akan bugun, kuma ragowar hydrogen mai aiki zai cinye wasu NCO. Idan ragowar bakin ciki da ragi sun fi girma, za mu iya ƙara sashi na A don inganta sakamako.

(3) Daidaita don canja wurin aluminium

Yawancin kayan kwantena masu sassauƙa yanzu sun zama tsofaffi, kuma ana iya rage tasirin damuwa a kan rufin ta hanyar daidaita yanayin haɗaɗɗen abubuwan A / B don yin laushi, gabaɗaya yana haɓaka ɓangaren B daidai kuma yana rage jujjuyawar aluminium ta hanyar manne kutse. .

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Lokacin aikawa: Apr-22-2021