Cov kua roj hmab silicone hauv cov cuab yeej tshwj xeeb nrog pwm thiab kub vulcanization tuaj yeem tsim ntau yam khoom siv niaj hnub, khoom siv hauv tsev, khaub ncaws accessories, cov khoom siv molding uas twb muaj lawm nrog rau ib lub sij hawm molding tshuab, dispensing ntau lub tshuab molding, hom tshuab no feem ntau yooj yim ua haujlwm pab. nrog pwm, hydraulic khoom, kub khoom vulcanization molding. Cov khoom siv siv hauv cov khoom siv no yog cov kua roj hmab silicone, hu ua silica gel, pre-vulcanized silica gel tuaj yeem kho lub sijhawm vulcanization los ntawm kev kho cov muaj pes tsawg leeg, viscosity, roj hmab nyoos, muab tub lim, catalyst, thiab lwm yam. Cov khoom siv thiab cov hardness, tensile zog, pob tshab thiab lwm yam dej num ntawm vulcanized silica gel.
Lub viscosity ntawm cov kua silicone roj hmab siv rau cov txheej txheem molding feem ntau yog nyob nruab nrab ntawm 10W-70W Mpas, lub viscosity kuj tsawg, thiab cov fluidity muaj zog. Nws yog tsim los ntawm ob qho kev ntim khoom AB, ntawm cov pab pawg A tau muab faib ua cov kua nplaum thiab cov khoom siv hluav taws xob, thiab pawg B tau muab faib ua cov kua nplaum hauv paus thiab tus neeg sawv cev sib txuas lossis cov khoom ntxiv. Thaum siv, ob yam khoom ntawm silicone roj hmab tuaj yeem ua kom sib npaug sib npaug. Vulcanized silica gel hardness nruab nrab ntawm 40-50 Shore A hardness, tensile zog 400%-500%, siab mechanical zog, me me mus tas li deformation. Thaum siv, cov viscosity tuaj yeem txo qis los ntawm cov roj viscosity tsawg, vulcanization kub feem ntau yog nyob nruab nrab ntawm 170-180 degree, hom silicone vulcanization no tsis tsim cov ntawv txuas, muaj zog siab thiab kub tsis kam, yellowing kuj thiab huab cua. tsis kam.
Cov kua roj hmab silicone siv rau cov khaub ncaws accessories feem ntau yuav tsum muaj qhov muag muag, muaj zog fiber ntau adhesion, ntxuav ceev, qhov tseem ceeb tshaj plaws yog kev tiv thaiv ib puag ncig thiab tsis muaj kuab lom, tshuaj lom neeg tsis muaj pa tawm. Raws li txhua lub teb chaws txoj kev tiv thaiv ib puag ncig rau cov khoom tsim khoom lag luam tau dhau los ua nruj dua, thiab cov kev xav tau ntawm cov khaub ncaws hauv cov qauv thiab cov ntaub ntawv nce ntxiv, cov khoom lag luam thiab cov khw muag khaub ncaws yuav tsum nrhiav cov khoom siv tshuaj zoo dua, uas tau nthuav dav kev tshaj tawm thiab kev thov. ntawm additive kua silicone roj hmab, vim hais tias additive kua silicone roj hmab los ntawm qhov chaw tsim khoom, cov tshuaj tiv thaiv mechanism, lub cev muaj zog tom qab vulcanization yog tsis tshua muaj ib puag ncig tus phooj ywg thiab zoo heev lub cev khoom.
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