Resins ɗin PVC na Musamman SG3, SG5, SG7: Injiniyan da aka ƙera don Maganin Masana'antu na Ƙarshe - zuwa Ƙarshe

Tsarin Kwayoyin Halitta da Sifofin Jiki

SG3 (Babban Matsayi Mai Sauƙi)
An ƙera shi da matakin polymerization na 1300 - 1500 da ƙimar K - na 70 - 72, wannan matakin yana da dogayen sarƙoƙi na kwayoyin halitta waɗanda ke haɓaka tarko na plasticizer. Rarraba ƙwayoyin sa na 60 - 250μm yana tabbatar da warwatse iri ɗaya a cikin hadaddun hadaddun abubuwa masu laushi, yana ba da damar shan 25 - 35g na plasticizer a kowace resin 100g. Tsarin da ba shi da tsari yana ba da tsayi mai kyau a lokacin karyewa, wanda hakan ya sa ya dace da samfuran da ke buƙatar sake lanƙwasawa ba tare da fashewa ba.

SG5 (Matsakaici Mai Yawa - Matsayi)
Daidaita matakin polymerization na 1000 - 1100 tare da ƙimar K - na 65 - 67, SG5 yana ba da yanayin tsakiya mai ƙarfi. Ingantaccen yawan barbashi (0.45 - 0.58g/mL) yana sauƙaƙa kwararar narkewa mai santsi a cikin extrusion da injection struction, yayin da matsakaicin sha na plasticizer (20 - 28g/100g) yana ba da damar canzawa daga murfin kebul mai tauri zuwa ƙananan bayanan sassauci. Tsarin sarkar kwayoyin halitta yana rage lahani na sarrafawa, yana tabbatar da daidaiton kauri na bango a cikin extrusion na bututu.

SG7 (Matsayin Injiniya Mai Tauri)
Tare da matakin polymerization na 700 - 850 da ƙimar K - na 60 - 62, SG7 yana ba da fifiko ga ingancin marufi na kwayoyin halitta don tauri. Tsarin barbashi mai ƙanƙanta na 40 - 180μm (yawan 0.50 - 0.62g/mL) yana rage gurɓatattun abubuwa a cikin sassan da aka ƙera, yana ƙara juriya ga tasiri a cikin bayanan ginin. Ƙarancin shan filastik (15 - 22g/100g) yana ba da damar yin amfani da tsari mai tauri, yayin da ragowar vinyl monomer ≤3μg/g ya cika ƙa'idodin aminci na abinci don aikace-aikacen marufi.

Tsarin Aikace-aikace

SG3: Ƙwararren Mai Sauƙin Sauƙi
A fannin noma, fina-finan SG3 masu amfani da ƙarin plasticizer na 40-50 phr suna samar da murfin greenhouse mai ƙarfi na UV, wanda ke daidaita watsa haske tare da ƙarfin juriya ga hawaye. Don aikace-aikacen likita, ƙarancin abun ciki na monomer yana ba da damar yin amfani da bututu mai laushi don injunan dialysis, yayin da a cikin takalma, yana ƙirƙirar tafin roba waɗanda ke riƙe siffar a duk lokacin da yanayin zafi ya canza.

SG5: Dokin Aiki na Masana'antu
Masu kera kebul suna amfani da tsarin plasticizer na SG5 na 10 - 20 phr don samar da murfin kariya daga harshen wuta don wutar lantarki, yana haɗa rufin lantarki tare da juriya na injiniya. A cikin ginin, yana fitowa zuwa layukan rufewa masu jure yanayi don tagogi, inda matsakaicin taurinsa ke tsayayya da lalacewar ozone. Allura - sassan motoci da aka ƙera, kamar kayan gyaran ƙofa, suna amfana daga tasirinsa - ƙarfi - zuwa - nauyi.

SG7: Zakaran Taurin Kai
Tsarin bututun masana'antu ya dogara ne da babban tsarin SG7 don bututun magudanar ruwa mai jure wa sinadarai da matsin lamba. Bayanan taga da aka fitar, idan aka haɗa su da titanium dioxide, suna nuna juriyar launi mai kyau a cikin muhallin waje. Masana'antun lantarki suna amfani da shi don allura - gidajen kayan aiki da aka ƙera, suna amfani da kwanciyar hankali a lokacin haɗuwa mai zafi.

Jagorar Inganta Tsarin Aiki

Nuances na Gudanar da Zafi
SG3 yana buƙatar tsauraran matakan kula da zafin jiki (160 - 180°C) don hana ruɓewa da wuri; ko da sama da digiri 10 na Celsius zai iya haifar da sakin sinadarin hydrochloric acid, wanda ke haifar da rawaya. Sabanin haka, SG7 yana jure wa sarrafa 180 - 200°C, wanda ke ba da damar saurin fitar da bututun mai girman diamita, kodayake ya wuce digiri 210 na Celsius yana iya haifar da yanke sarkar kwayoyin halitta.

Tsarin Tsarin Ƙari
Daidaitawa: SG3 yana buƙatar 1-2 phr na sinadarin calcium da zinc composite masu daidaita sinadarai don magance lalacewar zafi yayin sarrafa plasticizer mai yawa, yayin da SG7 yana buƙatar 0.5-1 phr kawai saboda raguwar damuwa da plasticizer ke haifarwa.
Man shafawa: Duk maki suna amfana daga kakin polyethylene mai nauyin 0.2 - 0.5 phr, amma SG3 na iya buƙatar ƙarin allurai don rage gogayya a cikin mahaɗan laushi.
Ƙarin Aiki: Magungunan hana tsufa a cikin tsarin SG7 suna tsawaita rayuwar aiki a waje, yayin da masu gyaran tasiri a cikin SG5 ke ƙara juriya ga yanayin sanyi.

Ingancin Injiniya a Tsarin Resin

Ta hanyar haɗa ingantaccen injiniyan ƙwayoyin halitta tare da gwajin da aka yi amfani da shi ta hanyar amfani da shi, fayil ɗinmu na SG3, SG5, da SG7 yana ba wa masana'antun damar wuce iyakokin gargajiya na PVC. Daga sassaucin da ake buƙata don kayan aikin likita zuwa ingancin tsarin da ake buƙata ta hanyar ginawa mai tsayi, waɗannan resins suna ɗauke da haɗakar juriyar kimiyya da kuma amfani da masana'antu - suna kafa sabbin ma'auni don mafita na polymer da aka yi amfani da su ta hanyar aiki.

Bayani dalla-dalla

Takardar Kula da Inganci