Daim ntawv thov ntawm CPVC

Ib hom yas engineering tshiab uas muaj ntau yam siv tau yog CPVC. Ib hom yas engineering tshiab hu ua polyvinyl chloride (PVC) resin, uas yog siv los ua cov resin, yog chlorinated thiab hloov kho kom tsim tau cov resin. Cov khoom yog hmoov dawb lossis daj daj uas tsis muaj ntxhiab, tsis muaj saj, thiab tsis muaj tshuaj lom.

Tom qab cov PVC resin raug chlorinated, qhov tsis sib xws ntawm cov molecular bond, polarity, solubility, thiab kev ruaj khov ntawm cov tshuaj lom neeg nce ntxiv, uas ua rau cov khoom siv tiv taus cua sov, kua qaub, alkali, ntsev, oxidant, thiab lwm yam xeb. Ua kom cov ntsiab lus chlorine nce ntxiv los ntawm 56.7% mus rau 63-69%, tsa qhov kub ntawm Vicat softening los ntawm 72-82 ° C mus rau 90-125 ° C, thiab tsa qhov kub siab tshaj plaws rau 110 ° C rau kev siv mus sij hawm ntev los txhim kho cov khoom siv kho tshuab ntawm qhov kub ntawm cov resin. Muaj qhov kub ntawm 95 ° C. Ntawm lawv, CORZAN CPVC muaj qhov ntsuas kev ua tau zoo dua.

Cov yeeb nkab CPVCyog ib hom yeeb nkab tshiab uas muaj kev tiv thaiv xeb zoo heev. Cov lag luam hlau, metallurgy, roj av, tshuaj lom neeg, chiv, zas xim, tshuaj, hluav taws xob, kev tiv thaiv ib puag ncig, thiab kev kho dej phwj tau siv nws ntau heev tsis ntev los no. Nws yog ib yam khoom uas tiv thaiv xeb hlau. Hloov pauv zoo meej.

Qhov degree ntawm crystallinity txo qis thiab qhov polarity ntawm cov saw hlau molecular nce ntxiv raws li qhov ntau ntawm chlorine hauv cov khoom nce ntxiv, ua rau qhov tsis sib xws ntawm CPVC molecules hauv cov qauv thiab qhov kub thermal distortion nce ntxiv.

Qhov kub siab tshaj plaws rau cov khoom CPVC yog 93–100 ° C, uas yog 30–40 ° C sov dua li qhov kub siab tshaj plaws rau PVC. PVC lub peev xwm los tiv taus kev xeb tshuaj kuj zoo dua, thiab tam sim no nws tuaj yeem tiv taus cov kua qaub muaj zog, cov alkali muaj zog, ntsev, cov ntsev fatty acid, cov tshuaj oxidants, thiab halogens, thiab lwm yam.

Ntxiv mus, piv rau PVC, CPVC tau txhim kho lub zog tensile thiab bending. CPVC muaj kev tiv thaiv kev laus zoo dua, tiv thaiv corrosion, thiab hluav taws kub zoo dua thaum piv rau lwm cov ntaub ntawv polymer. Vim nws cov chlorine ntsiab lus ntawm 63-74%, CPVC raw khoom ntau dua PVC (chlorine ntsiab lus 56-59%). Ob qho tib si viscosity ua thiab qhov ceev ntawm CPVC (ntawm 1450 thiab 1650 Kg / m3) yog siab dua li cov ntawm PVC. Raws li cov ntaub ntawv tau hais los saum toj no, CPVC nyuaj dua rau kev ua dua li PVC.

Cov khoom siv ntawm CPVC pipeline system muaj xws li:Cov yeeb nkab CPVC, CPVC 90° lub luj tshib, CPVC 45° lub luj tshib, CPVC ncaj, CPVC lub voj flange, CPVC flange dig muag phaj,CPVC sib npaug zos txoj kab uas hla tee, CPVC txo tee, CPVC concentric Reducer, CPVC eccentric reducer, CPVC phau ntawv npauj npaim valve, CPVC phau ntawv pob valve, CPVC hluav taws xob npauj npaim valve, CPVC kos valve, CPVC phau ntawv diaphragm valve, PTFE compensator (KXTF-B hom), Dingqing roj hmab coated poly Fluorine gaskets, stainless hlau (SUS304) bolts, channel steel brackets, equilateral lub kaum sab xis steel txuas ntxiv brackets, U-puab yeeb nkab clips, thiab lwm yam.


Lub sijhawm tshaj tawm: Lub Kaum Ob Hlis-08-2022

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