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Aw bɛ yan: So » Kunnafoniw » Kunnafoniw » Sɛgɛsɛgɛli min bɛ kɛ sisi dɔgɔman kan ani halogen free flame retardant ethylene propylene propylene rubber insulating lastikuw la

Sɛgɛsɛgɛliw kɛra sisi dɔgɔyali kan ani halojeni tɛ tasuma retardant ethylene propylene lastikuw la lastikuw la lastikuw la .

Views: 0     Author: Site Editor Publish Waati: 2023-08-13 A bɔyɔrɔ: Yɔrɔ

ɲininkali .

Etilɛni propylene rubber (EPR), o la, etilɛni propylene lastikuw ni etilɛni poropilini rubber (EPDM) bɛ sɔrɔ suguya fila la, o ye lastikuw falen ye, ni kuran bɛ don a la kosɛbɛ, funteni, nɛnɛ ani kɔrɔya bɛ se ka kɛ ka caya ni nɛgɛw ni kabali labɛnni ye, wa a kɛra fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ kabali ye. Ni Layidu sigida ka ɲininiw bɛ ka caya ka taa a fɛ, nɛgɛ ni kabɛl bɛ ka yiriwa ka taa tasuma-fanga-minɛn min tɛ sisi dɔgɔya, ni o ye poliyetilɛni kurulen hakɛ kelenw ye, EPR fana bɛ tasuma-fanga-minɛnw ta la, a yɛrɛ ka molekiyɔrɔ-cogo n’a jɔcogo min bɛ tasuma-fanga-baara kɛcogo la, o bɛ nɔba bila, ni tasuma-fanga-minɛn hakɛ jateminɛlen ye, min bɛ se ka kɛ sababu ye ka laɲini kɛ ka kɛɲɛ ni laɲini ye, ka se ka kɛ sababu ye ka se ka kɛ sababu ye ka o kɛ ka kɛɲɛ ni a kuntilenna ye, ka se ka kɛ sababu ye ka o kɛ cogo la min bɛ se ka kɛ sababu ye ka o ko ɲɛnabɔ. Tasuma-fagalan minnu tɛ sisi dɔgɔya, olu bɛ se ka fara tasuma-fanga-minɛnw dɔrɔn kan minnu tɛ halojeni ye. Kɔlɔsiliw y’a jira ko EPDM ka kuran jogo bɛ tiɲɛ kosɛbɛ tasuma-fanga-minɛn fɛ, a bɛ idɔrɔkisidi tasuma-fanga-minɛn yɔrɔ 80 fara a kan dɔrɔn, o bɛna kuran-boli-boli dɔgɔya teliya la, walasa ka IEC 60502 ((rated voltage of 1 ~ 30 kV extruded insulated cables and their accessories) sariyaw sɔrɔ EPR resistance kɔnɔ min bɛ kɛ ka ɲɛsin lastikumu ma 3,67 mΩ -km ani hakɛ ≥ 3,67 mΩ -km ani hakɛ ≥ 3,67 mΩ -km ani hakɛ ≥ 3,67 mΩ -km. jeninida sɛgɛsɛgɛli, o ye gɛlɛyaba ye min bɛ kɛ sababu ye ka tasuma-fanga-minɛnw (halogen-free) sɔrɔ dɔɔnin dɔɔnin EPR insulating lastikuw la sanw kɔnɔ, k’a sɔrɔ fɛnw bɛ sɔrɔ yen minnu bɛ kɛ ni metoro ye ani sow minnu bɛ wuli ka bɔ ɲɔgɔn na, olu bɛ tasuma-fanga-ko bɛɛ lajɛlen na, ka ɲɛsin tasuma-fanga-minɛnw ma. Sɛgɛsɛgɛli ni yiriwali fɛɛrɛ kuraw dilanni na, a bɛ se ka kɛ ka sanfɛla wajibiyalenw dafa.


1 Tasumafagalan suguya minnu tɛ fɛnɲɛnamaw ye, olu nɔ bɛ se ka kɛ tasuma-fanga-minɛn ye min tɛ sisi dɔgɔya, EPDM insulating Rubber material .


EPDM insulating adhesive material ni manje idɔrɔkisidi ka fanga bonya ye a bɛɛ la belebele ye, kɛrɛnkɛrɛnnenya la ka da a kan .

Manje idɔrɔkisidi ye kristalɛ ye min bɛ i n’a fɔ pikirijikɛlan, a fɛnɲɛnamafagalan hakɛ ka dɔgɔ ni 2μm ye, ani silani kafolilan caman cili fɛ walasa ka manje ni EPDM sirili fanga ni a bɛnkan fanga bonya. By comparing the oxygen index and vertical combustion grade, it can be seen that the flame retardant effect of magnesium hydroxide is significantly better than that of aluminum hydroxide, this is due to the thermal decomposition temperature of magnesium hydroxide is higher than that of aluminum hydroxide by 140 ℃, which avoids dehydration reaction occurring in advance due to the high temperature of the processing process, moreover magnesium hydroxide will form a layer of oxidized film A bɛ kɛ nɛgɛdaga sanfɛla la farikolojidɛsɛ kɔfɛ ani ka charbon dilan, o min bɛna kɛ bɔgɔlan gɛlɛn dɔ ye nɛgɛmafɛn sanfɛla la ka fara o kan, farikolojidɛsɛ kɔfɛ, idɔrɔkisidi magnɛsimu bɛna kɛ filimu oksidan ye min bɛ kɛ ka a kɛ fɛn ye min bɛ kɛ ni lastikuw ye, ka sɔrɔ ka oksizɛni gɛlɛn sɔrɔ, o cogo la, a bɛ kɛ ka ɲɛ ka ɲɛ, o cogo la, a bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye. Comparison of volume resistivity can be concluded, aluminum hydroxide on the EPDM insulation rubber Ethylene propylene rubber (EPR), including binary ethylene propylene rubber and ternary ethylene propylene rubber (EPDM) two categories, is a saturated rubber, with excellent electrical insulation, moisture, heat, cold and aging resistance, is widely used in the preparation of wires and cables, and has been a comprehensive alternative to the main farikolo min bɛ stirini-butadiyɛni lastikuw la i n’a fɔ kabali insulation material. Ni Layidu sigida ka ɲininiw bɛ ka caya ka taa a fɛ, nɛgɛ ni kabɛl bɛ ka yiriwa ka taa tasuma-fanga-minɛn min tɛ sisi dɔgɔya, ni o ye poliyetilɛni kurulen hakɛ kelenw ye, EPR fana bɛ tasuma-fanga-minɛnw ta la, a yɛrɛ ka molekiyɔrɔ-cogo n’a jɔcogo min bɛ tasuma-fanga-baara kɛcogo la, o bɛ nɔba bila, ni tasuma-fanga-minɛn hakɛ jateminɛlen ye, min bɛ se ka kɛ sababu ye ka laɲini kɛ ka kɛɲɛ ni laɲini ye, ka se ka kɛ sababu ye ka se ka kɛ sababu ye ka o kɛ ka kɛɲɛ ni a kuntilenna ye, ka se ka kɛ sababu ye ka o kɛ cogo la min bɛ se ka kɛ sababu ye ka o ko ɲɛnabɔ. Tasuma-fagalan minnu tɛ sisi dɔgɔya, olu bɛ se ka fara tasuma-fanga-minɛnw dɔrɔn kan minnu tɛ halojeni ye. Kɔlɔsiliw y’a jira ko EPDM ka kuran jogo bɛ tiɲɛ kosɛbɛ tasuma-fanga-minɛn fɛ, a bɛ idɔrɔkisidi tasuma-fanga-minɛn yɔrɔ 80 fara a kan dɔrɔn, o bɛna kuran-boli-boli dɔgɔya teliya la, walasa ka IEC 60502 ((rated voltage of 1 ~ 30 kV extruded insulated cables and their accessories) sariyaw sɔrɔ EPR resistance kɔnɔ min bɛ kɛ ka ɲɛsin lastikumu ma 3,67 mΩ -km ani hakɛ ≥ 3,67 mΩ -km ani hakɛ ≥ 3,67 mΩ -km ani hakɛ ≥ 3,67 mΩ -km. jeninida sɛgɛsɛgɛli, o ye gɛlɛyaba ye min bɛ kɛ sababu ye ka tasuma-fanga-minɛnw (halogen-free) sɔrɔ dɔɔnin dɔɔnin EPR insulating lastikuw la sanw kɔnɔ, k’a sɔrɔ fɛnw bɛ sɔrɔ yen minnu bɛ kɛ ni metoro ye ani sow minnu bɛ wuli ka bɔ ɲɔgɔn na, olu bɛ tasuma-fanga-ko bɛɛ lajɛlen na, ka ɲɛsin tasuma-fanga-minɛnw ma. Sɛgɛsɛgɛli ni yiriwali fɛɛrɛ kuraw dilanni na, a bɛ se ka kɛ ka sanfɛla wajibiyalenw dafa.


1. Tasuma-fanga-banakisɛ suguya min bɛ kɛ ni fɛnɲɛnamafagalanw ye, o nɔ min bɛ sɔrɔ tasuma-fanga-minɛn min tɛ sisi dɔgɔya, o bɛ se ka kɛ EPDM insulation rubber material ye .


EPDM insulating adhesive material ni manje idɔrɔkisidi fanga min bɛ a la, o fanga ka bon kosɛbɛ, kɛrɛnkɛrɛnnenya la, a bɛ sɔrɔ a la ko manje idɔrɔkisidi ye kristalɛ ye min bɛ i n’a fɔ pikirijikɛlan, a fɛnɲɛnamafagalan hakɛ ka dɔgɔ ni 2μm ye, ani silan sirilan caman caman cili fɛ walasa ka magnɛsimu ni EPDM sirili fanga ni a bɛnkan fanga bonya. By comparing the oxygen index and vertical combustion grade, it can be seen that the flame retardant effect of magnesium hydroxide is significantly better than that of aluminum hydroxide, this is due to the thermal decomposition temperature of magnesium hydroxide is higher than that of aluminum hydroxide by 140 ℃, which avoids dehydration reaction occurring in advance due to the high temperature of the processing process, moreover magnesium hydroxide will form a layer of oxidized film A bɛ kɛ nɛgɛdaga sanfɛla la farikolojidɛsɛ kɔfɛ ani ka charbon dilan, o min bɛna kɛ bɔgɔlan gɛlɛn dɔ ye nɛgɛmafɛn sanfɛla la ka fara o kan, farikolojidɛsɛ kɔfɛ, idɔrɔkisidi magnɛsimu bɛna kɛ filimu oksidan ye min bɛ kɛ ka a kɛ fɛn ye min bɛ kɛ ni lastikuw ye, ka sɔrɔ ka oksizɛni gɛlɛn sɔrɔ, o cogo la, a bɛ kɛ ka ɲɛ ka ɲɛ, o cogo la, a bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye. Volume resistivity (volume resistivity) sumacogo bɛ se ka kuncɛ, aluminiyɔmu idɔrɔkisidi min bɛ EPDM insulation lastikuw la, kuran insulation baarakɛcogo ka dɔgɔ kosɛbɛ ka tɛmɛ manje idɔrɔkisidi kan, o bɛ kɛ bawo ATH 104E conductivity tɛ tɛmɛ 60 ps-cm ~ kan ani manje idɔrɔkisidi gansan, i n’a fɔ fɛn dilanni fɛɛrɛ suguyaw, k’a sababu kɛ minɛnko fanga sɔrɔyɔrɔ ye, nɔgɔ hakɛ caman, saniya dɔgɔyali, ka fara a kan ni charge ɲuman ye, polarite caman, kɔnɔna degun mikoroskɔpi, walasa a ka se ka 250 ps-cm. 1 walima ka tɛmɛ o kan, manje idɔrɔkisidi hakɛ caman min bɛ fara EPDM lastikuw kan, o bɛna kɛ sababu ye ka lastikuw ka fɛnw tangacogo dɔgɔya kosɛbɛ, hali ni manje idɔrɔkisidi furakɛli kɛrɛnkɛrɛnnen kɔfɛ, o bɛ se ka lastikuw ka fɛnw tangacogo ɲɛ, nka a kɔlɔlɔw ma ɲɛ hali bi. Ni an y’a jateminɛ ko manje idɔrɔkisidi hakɛ kelen bɛ se ka tasuma kunbɛn ka tɛmɛ aluminiyɔmu idɔrɔkisidi kan, an ni magɛnni hidrɔkisidi dilannikɛlaw bɛ jɛ ka manje idɔrɔkisidi farikolo jiralanw kɛ ka ɲɛ, a sanfɛla fɛn caman sɛgɛsɛgɛli suguya ni a dilanni fɛɛrɛw, a ɲɔgɔnnaw, ani ka manje idɔrɔkisidi suguya fila sɔrɔ minnu bɛnnen don EPDM insulating material


MH3005 ani MH3005Z EPDM insulating lastikuw bɛ ni resistivity hakɛ caman ye, o la insulating core min dilannen don ni MH3005Z lastikuw ye, o bɛ IEC 60502 ka ɲininiw dafa, nka MH3005 laminiw ka insulating properties ka bon kosɛbɛ. Nka, koro min dilannen don ni MH3005 lastikuw ye, o ka baarakɛcogo ka dɔgɔ, wa a jateminɛna ko koro sanfɛla jɔcogo tiɲɛna bɔli vulkanizasiyɔn kɛcogo la, wa a kun ka kan ka sɛgɛsɛgɛ ka taa a fɛ.


K’a bɛɛ lajɛlen ta, ni i ye a suma ni EPDM insulation lastikuw ye ni magnésium hydroxide kelen ye ani EPDM insulation lastikuw ni aluminiyɔmu idɔrɔkisidi dɔrɔn ye, fɔlɔ bɛ ni tasuma kunbɛncogo ɲuman ye, a fanga ka bon, ani a ka fisa ni fɛn ye min bɛ se ka fɛn caman wuli, nka hali bi, farati bɛ yen min bɛ se ka kɛ sababu ye ka fɛn caman tiɲɛ, ka sɔrɔ a bɛ se ka kɛ ko a bɛ se ka kɛ ko a bɛ se ka kɛ ko a bɛ se ka kɛ ko a bɛ se ka a yɛrɛ tanga, ani ko a bɛ se ka a yɛrɛ tanga, o bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka fɛnw tiɲɛ, ani ni a bɛ se ka kɛ ni fɛn ye min bɛ se ka fɛn caman kɛ, ani ni a bɛ se ka kɛ ni fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka fɛn caman sɛgɛsɛgɛ.


2. Tasumafagalanw nɔ min bɛ sɔrɔ fɛnɲɛnamafagalanw na minnu si bɛ se ka sisi dɔgɔya, tasuma tɛ minnu na, olu bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye


Manje idɔrɔkisidi walima aliminiyɔmu idɔrɔkisidi inorganic retardant baara kelen tɛ se ka kuran ni tasuma kunbɛncogo wajibiyalenw dafa waati kelen na, o la, aliminiyɔmu idɔrɔkisidi ni idɔrɔkisidi magnɛsium ani a bɛ se ka kɛ tasuma-fanga-minɛn ye min tɛ sisi dɔgɔya, EPDM-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-la-bana min bɛ kɛ ni tasuma-fanga-minɛn ye, n’o ye EPDM-yɔrɔ-kɔnɔ-fɛnw ye, n’o ye 104e ani MH3005, n’o ye 104e ani MH3005, n’o ye 1040 ye. MH3005Z tata hakɛ caya, EPDM insulating adhesive (EPDM insulating adhesive) ka menni viscosité ani tension strength (ka fanga min bɛ mɔgɔ la) bɛ caya, tasuma kunbɛncogo bɛ caya, hakɛ resistivity (hakɛ rezistiviti) bɛ dɔgɔya. Ni MH3005Z cayara, EPDM insulating adhesive (EPDM insulating adhesive) bɛ bonya, tasuma kunbɛnni nafolo bɛ bonya, wa a hakɛ resistivity (hakɛ resistivity) bɛ dɔgɔya. Ni ATH 104E/MH3005Z hakɛ ye 90/30 ye, EPDM insulating adhesive ka insulating ani tasuma kunbɛncogo bɛ se ka wajibiyalenw dafa. ATH 104E / MH3005Z ni 110 / 10 ani 120 / LO hakɛ sumacogo fila, hali ni ATH 104E yɔrɔ 10 cayara EPDM tasumamugu minɛcogo la, o kɛra ka ɲɛ, nka a dɔgɔyali teliya la farikolo cogoyaw. LATH 104E / MH3005Z ani 70 / 50 ani 70 / 40 hakɛ fila, bɛ MH3005Z yɔrɔ 10 dɔgɔya hali ni a bɛ se ka lastikuw ka insulation properties ɲɛ, nka tasuma kunbɛncogo tɛ se ka wajibiyalenw dafa. Walasa ka tasumafagalanw sɔrɔ, tasumafagalan hakɛ bɛɛ tɛ se ka dɔgɔya.


EPDM insulation rubber material smoke density are 355 walima o ɲɔgɔnna, ni tasuma-fanga-minɛn inorganic hakɛ ye ani ni jɛɲɔgɔnya jɛlen tɛ ni hakɛ ye, o bɛ kɛ ka da a yɔrɔ bɛɛ ka formula kan, sisi bɔli ye EPDM ye kosɛbɛ, hali ni tasuma-fanga-minɛn inorganic retardant bɛ se ka tasuma-fanga-minɛn ɲɛ, wa a tɛ se ka sisi bɔ, nka a tɛ se ka sisi bɔ sisi la.


3. Sisi dɔgɔyali fura min bɛ kɛ ni sisi dɔgɔman ye halojeni tɛ min na, tasuma-fanga-minɛn EPDM insulating compound .


JB / T 10707 - 2007 'thermoplastic halogen-free sisi dɔgɔyalen tasuma retardant cable materials' b'a ɲini ko lastikuw ka sisi hakɛ min tɛ tasuma ye, o man kan ka tɛmɛ 250 kan, walasa ka lastikuw ka sisi hakɛ dɔgɔya ka kan ka fara sisi kunbɛnbaga kan. Montmorillonite bɛ sɔrɔ kalisiyɔmu basigilen na, min bɛ sɔrɔ sodiyɔmu fɛ, min bɛ sɔrɔ manje la, a bɔlen kɔfɛ ani a jɛnsɛnni, saniya ni fɛn caman caman cili, fɛn kɛrɛnkɛrɛnnen organique, layɛrɛ janya hakɛ bɛ se 25 nm ma. Montmorillonite bɛ sugandi walasa ka sisi nɔ ɲuman sɔrɔ.


Montmorillonite min bɛ EPDM insulation lastikuw la, o ye sisi density ye min bɛ ye kosɛbɛ, nka a bɛ se ka kɛ fana ko dɔ bɛ fara tasuma kunbɛncogo kan, k’a sɔrɔ fɛn wɛrɛw bɛ se ka nɔ bɔ kosɛbɛ Ni montmorillonite hakɛ cayara, EPDM insulasi lastikuw hakɛ dɔgɔyali bɛ dɔgɔya dɔɔni dɔɔni, wa a ka teli ka sabati, ka musaka hakɛw jateminɛ, ka montmorillonite hakɛ sugandi yɔrɔ 5 la.


4 Kuncɛli .

(1) Halojeni tɛ min na, ni sisiba tɛ a la, EPDM insulating adhesive kɔnɔ, tasuma kunbɛnni nɔ min bɛ manje idɔrɔkisidi caman sɛmɛntiya ni a tata hakɛ ye kelen ye, o ka fisa ni aliminiyɔmu idɔrɔkisidi ta ye, nka magnésium hydroxide bɛ nɔba bila kuran sɛgɛsɛgɛli kɛcogo la.

(2) Aluminiyɔmu idɔrɔkisidi ni idɔrɔkisidi magnɛsimu ani ni 90 / 30 hakɛ ye, sisi ni halojeni tɛ tasumafagalan EPDM insulation fɛnɲɛnamafagalanw na, tasuma kunbɛncogo ɲuman ni u tangacogo ɲuman bɛ u la.

(3) Montmorillonite tali bɛ se ka dɔ bɔ kosɛbɛ sisi hakɛ la min tɛ sisi ye halojeni tɛ min na, n’o ye tasuma ye, EPDM insulasi nɔrɔlen bɛ min na, nka ni a tata hakɛ cayara, a nɔrɔlen bɛ dɔgɔya dɔɔni dɔɔni, ani Montmorillonite tata hakɛ ɲuman ye yɔrɔ 5 ye.


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