Lastikuw, n’olu ye baarakɛminɛn kolomaw ye walew la i n’a fɔ fɛnw cili, kalandriya, ani u dacogo, u ka fɛnw cogoyaw bɛ minɛnw baarakɛcogo ɲuman, u baarakɛcogo ɲuman ani u ka fɛn dilannenw cogoya jira k’a ɲɛsin u yɛrɛ ma. Nin barokun in bɛ lajɛ cogo labɛnnen na lastikuw wulicogo fɛnba minnu bɛ kɛ ni lastikuw ye i n’a fɔ lastikuw nafama, lastikuw nitirili, lastikuw silikɔni, ani lastikuw fluorine. Ni a ye izini ko kɛlenw danfaralenw baarakɛcogo wajibiyalenw fara ɲɔgɔn kan, a bɛ fɛnw sugandili hakilina jɔnjɔnw sɛgɛsɛgɛ kosɛbɛ, ka kalanko ni waleyali siratigɛw bɛɛ di fɛɛrɛko sugandili ma baarabolow la i n’a fɔ masinw dilanni, sɛbɛnni ni pakew dilanni, ani finiw kalali ni u sɛbɛnni. Sariya koloma jira ko "lastikuw ka fɛn dilannenw de bɛ u kɛcogo dantigɛ".
I. Lastikuw ka fɛnw danfara ani u ka baarakɛcogo kolomaw
Lastikuw ka baarakɛcogo bɛ dɔn ɲɔgɔn fɛ ni basigi lastikuw ka molekiyɔmuw cogoya ye, ni ɲɔgɔndan kɛcogo ye ani ni farali formula ye. Fɛnɲɛnɛmaw ka baarakɛcogo danfaraba minnu bɛ yen, olu nafa ka bon, o bɛ basigi di ɲɛnajɛko ladamuni ma
1.Natural rubber (NR) wulilan
Core performance: Tensile strength 20-30MPa, rebound rate > 70%, excellent wear resistance, Shore hardness 50-70A, baarakɛcogo funteni hakɛ -5℃fo 80 degree
Baara kɛcogo : A bɛ se ka wuli ka bɔ a nɔ na ani a bɛ se ka wuli ka bɔ a nɔ na, a bɛ se ka kɛ ni masinko fanga sabatilen ye, a bɛ se ka degun sɔgɔsɔgɔninjɛw bali ka ɲɛ, nka a tɛ se ka tulu kɛlɛ ani a tɛ se ka ozɔni kɛlɛ.
2. Nitirili lastikuw (NBR) wulilan
Core performance: Tensile strength 15-25MPa, Shore hardness 55-75A, volume swelling rate in mineral oil and hydraulique oil min ka dɔgɔ ni 10% ye, baarakɛcogo funteni hakɛ bɛ se degere 20 ma ka se degere 100 ma
Baarakɛcogo : A bɛ tulu kɛlɛ ani a bɛ se ka sɛgɛn, a ka masin fanga ka dɔgɔn, a bɛ se ka wuli kosɛbɛ ka ɲɛsin kunnafonidilanw ma minnu tɛ-polari ye, nka a bɛ se ka funteni dɔgɔya -a cɛmancɛ la ani a bɛ se ka waati kɛ.
3. Silikoni lastikuw (VMQ) wulilan
Baarakɛcogo koloma : Kɔgɔjida gɛlɛya 40-60A, baarakɛcogo funteni hakɛ -60 degere C fo 250 degere C, funteni sanfɛla ni duguma sabatili ɲuman, dugukolo sanfɛla sɔgɔsɔgɔli coefficient dɔgɔman, biyocompatibility bɛ bɛn USP Class VI sariyaw ma.
Baara kɛcogo : A bɛ kɔrɔya kunbɛncogo ɲuman sɔrɔ min ka bon-funteni na ani a bɛ se ka fɛnw tanga, a ka nɔgɔn ka a bɔ, wa a tɛ nɔrɔ fɛnw na, nka a ka masin fanga n’a ka sɛgɛnbaliya barika ka dɔgɔ ka tɛmɛ lastikuw ni nitirili lastikuw ta kan.
4. Fluorine lastikuw (FKM) wulilan
Baarakɛcogo koloma : Tensile strength 15-20MPa, Shore hardness 60-80A, baarakɛcogo funteni hakɛ -20℃C fo 260℃C, a bɛ se ka asidi barikamaw kɛlɛ, alkali barikamaw, oksidan barikamaw ani awiyɔn sɛnɛfɛnw ani fɛn wɛrɛw minnu bɛ fɛnw tiɲɛ.
Baara kɛcogo : A sabatili ka gɛlɛn kosɛbɛ kemikaliya la ani a bɛ se ka funteni kunbɛn kosɛbɛ, a bɛ baara kɛ waati jan, nka a musaka ka bon kosɛbɛ, wa a ka wulicogo n’a baarakɛcogo man ɲi kosɛbɛ.
5. Kuloropɛrɛni ka lastikuw (CR) wulilan
Core performance: Tensile strength 25-35MPa, Shore hardness 50-70A, ozone kɔrɔya kunbɛncogo hakɛ fo ka se ASTM D1149 Class A ma, baarakɛcogo funteni hakɛ -30℃C fo 100℃C, oxygen index > 38.
Baarakɛcogo minnu bɛ kɛ : Waati kunbɛncogo bɛnkan, tasuma kunbɛncogo ani kemikaliya sɔgɔlicogo, masin fanga ka bon, nka tulu kɛlɛli barika ka dɔgɔ ka tɛmɛ nitirili lastikuw kan.
Ii. Fɛn - Scene Adaptation: Lastikuw ka baarakɛcogo tigitigi
Lastikuw ka lastikuw ka funteni, cɛmancɛ, tansiyɔn, sɔgɔsɔgɔninjɛ, a ɲɔgɔnnaw wajibiyalenw izini cogoya wɛrɛw la, olu tɛ kelen ye kosɛbɛ. Fɛnɲɛnɛma sugandili ka kan ka "baarakɛcogo - ɲinini" bɛnkan tigitigi sɔrɔ.
1. Sɛbɛnni ni pakew dilanni baara: Ka tugu enki jiginni ni sɛgɛn{1}}resistant compatibilité kelen kɔ
Fɛn minnu bɛ bɛn ɲɔgɔn ma: Lastikuw (NR) wuluwuluw, nitirili lastikuw (NBR) wuluwuluw
Baarakɛcogo hakilina : Sɛbɛnni kɛcogo la, lastikuw nafama ni u ka se ka muɲu cogo ɲuman na, o bɛ se ka kɛ sababu ye ka enki kɛ cogo kelen na, ka enki nɔw bali ani ka sɛbɛnni kɛ min ma kɛ. Ni ko kɛlenw na, enki furakisɛw bɛ ɲɔgɔn sɔrɔ yɔrɔ minnu na, nitirili lastikuw wulilanw tulu tali bɛ se ka fɛn in bali ka funu ani ka fɛn tiɲɛ, o bɛ a to sɛbɛnni bɛ kɛ ka ɲɛ.
Baarakɛcogo minnu bɛ kɛ tuma caman na: Encre transfer rollers minnu bɛ kɛ offset sɛbɛnnikɛlanw na, pressure rollers minnu bɛ kɛ gravure sɛbɛnnikɛlanw na, ani laminating rollers minnu bɛ kɛ ka filimuw pakew kɛ.
2. Fɛnɲɛnɛma sɛbɛnni ni kalali baarakɛyɔrɔ : Ka funteni kunbɛnni ni nɔgɔya kɛlɛli wajibiyalenw balan
Fɛn minnu bɛ bɛn ɲɔgɔn ma: Silikoni lastikuw (VMQ) wuluwuluw, kuloropɛrɛni lastikuw (CR) wuluwuluw
Baarakɛcogo hakilina : Sɛbɛnni ni kalali kɛcogo funteni caman sigicogo la (funteni 150-200 degere ), silikɔni lastikuw wulilenw ka funteni hakɛ caman sɔrɔli bɛ se ka kɔrɔya ni fɛn caman tigɛli bali, wa a sanfɛla tɛ nɔrɔ fiɲɛw la, o bɛ dɔ bɔ jiriw sirili la. Kɛnɛma finiko minɛnw ka fini ɲɛminɛlanw dilannen don ni neoprene lastikuw ye, min bɛ se ka waati kunbɛn kosɛbɛ walasa ka se ka ultraviolet fiyɛli ni sigida nɔgɔlenw sɔgɔli kɛlɛ, o la, u ka baara waati bɛ janya.
Baarakɛcogo minnu bɛ kɛ tuma caman na: Fini sigili masin tansiyɔn wulilan, kalali ni finimugu minɛnw fini ɲɛminɛlan, fini sɛbɛnnikɛlan sɔgɔlan wulilan.
3. Nɛgɛko baarakɛyɔrɔ: A bɛ se ka tulu nɔgɔw ni degunba-baarakɛcogo caman kɛlɛ
Fɛn minnu bɛ bɛn ɲɔgɔn ma: Nitirili lastikuw (NBR) wuluwuluw, fluorine lastikuw (FKM) wuluwuluw
Baarakɛcogo hakilina : Nɛgɛdaga nɛnɛma-kurulenw ni aliminiyɔmu papiyew baara la, lastikuw wulilenw ka kan ka don tigɛtulu la, emulsiyɔnw ani fɛn wɛrɛw la. Nitirili lastikuw tulu tali bɛ se ka fɛnw funu bali, wa o waati kelen na, a ka masin fanga bɛ se ka se ka wuli ka se ka wuli ni degunba ye -. Ni nɛgɛ dilanni minɛnw ye minnu ka bon-, minnu bɛ na ni nɛnɛfɛnw ye minnu bɛ fɛnw tiɲɛ, fluororoubber rollers ka kemikaliya kɛlɛli bɛ baara sabatili sabati fɛn gɛlɛnw kɔnɔ.
Baarakɛcogo minnu bɛ kɛ tuma caman na: Dɛmɛn sɛbɛnfura minnu bɛ kɛ nɛgɛ nɛnɛma wulilanw kama, degun sɛbɛnfura minnu bɛ kɛ aliminiyɔmu papiye tigɛlanw na, ani ɲɛjiralanw ye minnu bɛ kɛ ka taamasiyɛn tigitigiw kɛ.
4. Dumunikɛyɔrɔ: Aw bɛ lakana ni funteni kunbɛncogo wajibiyalenw dafa
Fɛn min bɛ bɛn a ma: Silikoni lastikuw (VMQ) wulilan
Baarakɛcogo hakilina : Taabolo dɔw la i n’a fɔ dumunifɛnw tacogo, bisiki kalandriya, ani sokola datugucogo, silikɔni lastikuw wulilenw ka biyocompatibilité bɛ se ka dumuni nɔgɔli bali. U ka funteni caman-muɲu kunbɛnni bɛnnen don funteni caman-yɔrɔ ma baarakɛcogo la (80-150 degere ), wa u saniya nɔgɔya-yɔrɔ cogoya bɛ bɛn dumuni saniya sariyaw ma.
Baarakɛcogo minnu bɛ kɛ tuma caman na: Degun wulilanw minnu bɛ kɛ dumunifɛnw tacogo cɛsirilanw na, jirisunw minnu bɛ kɛ bisiki dilanni masinw na, ɲɛjiralanw minnu bɛ kɛ bonbonsi pakew dilannikɛminɛnw na.
5. Minɛnw foro sanfɛla-: Sigida gɛlɛyabaw ɲɛnabɔli
Fɛn minnu bɛ bɛn ɲɔgɔn ma: fluororobe (FKM) wulilanw, silikɔni lamini kɛrɛnkɛrɛnnenw
Baarakɛcogo hakilina : Ko minnu bɛ kɛ i n’a fɔ sanfɛla yɔrɔw labɛnni ani fɛnw cili kemikɛli minɛnw kɔnɔ, fluororobe rollers ka kan ka funteni jugumanba muɲu (-degere 50 fo degere 250 ) ani fɛn tiɲɛnen barikamaw. Fluorroubber rollers ka kemikaliya sabatili ani u ka se ka funteni caman kunbɛn, o bɛ se ka ɲinini gɛlɛnw dafa. Semikɔndukiri dilanni na, wafer transfer rollers bɛ dilan ni silicone rubber kɛrɛnkɛrɛnnen ye, min saniya ka bon ani a insulation baarakɛcogo bɛ se ka waferw nɔgɔli bali.
Baarakɛcogo minnu bɛ kɛ tuma caman na: awiyɔn yɔrɔw sɔgɔli minɛnw wulilanw, kemikɛlifɛnw lase wuluwuluw, semiconducteur wafer transfer rollers.
Iii. Sariyakolo kolomaw ani ɲɛtaa siraw ka ɲɛsin fɛnw sugandili ma
Lastikuw sugandili ka kan ka tugu sariyaba saba la minnu ye "baara cogoya fɔlɔ, baarakɛcogo bɛnkan, ani musaka balansi" : Fɔlɔ, ka baarakɛcogo jɔnjɔnw ɲɛfɔ ka jɛya i n’a fɔ baarakɛcogo funteni, ɲɔgɔnkanu yɔrɔ, ani degun doni Filanan, aw bɛ funteni kunbɛncogo, a ka kemikaliya bɛnkan ani a ka masin cogoyaw bɛn ka kɛɲɛ ni a kɛcogo ye. A laban na, baarakɛcogo wajibiyalenw dafali hukumu kɔnɔ, fɛnw musaka ni baarakɛcogo fila bɛɛ ka kan ka jateminɛ.
Don nataw la, lastikuw wulilanw yiriwali bɛna sinsin siraba fila kan : kelen ye sigida yiriwali ye, ka laminikogow labɛn minnu bɛ se ka tiɲɛ ani fɛn minnu faralen don ɲɔgɔn kan minnu ka dɔgɔn -VOC walasa ka sigida tiɲɛni dɔgɔya Filanan ye functional compounding ye. Fɛnɲɛnɛma caman cili fɛ (i n’a fɔ nitirili lastikuw ɲagamini ni kuloridi polivinili ye) walima sanfɛla datugucogo fɛɛrɛ fɛ, baarakɛcogo caman faralen ɲɔgɔn kan i n’a fɔ "sɛgɛsɛgɛli + tulu kɛlɛli + funteni kunbɛnni" bɛ se ka sɔrɔ, ka baarakɛcogo dancɛw bonya ka taa a fɛ fɛn dilanni yɔrɔbaw la.
