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Polyoxymethylene (POM) Resin: Gin ma tiyo maber ma tye ka kelo alokaloka i tic me yubu jami

Polyoxymethylene (POM), ma bene ki ngeyo ni acetal resin, polyoxymethylene, onyo polyacetal, tye gin ma ki lwongo ni thermoplastic crystalline polymer ma ki ngeyo ni "super steel" onyo "metal substitute" pi kit ma en tye kwede. Ma calo gin ma pire tek i kin jami abic ma ki yubu ki jami ma ki yubu ki cing, POM resin nen calo gin ma ryangi tar onyo yellow ma kome pwot, tek ki pek, ki nen ma nen manok i kom dul kom ma tidi. Kit ma ki yubu kwede, tye ki -CH2O- ma ki dwoko cen ki rwom me rwom ma malo, ma nongo tye ki rwom me 70-80%, ma miyo tek, guvu, ki tek ma calo nyonyo.

    Kwano tic: Jami maber ma ki yubu maber miyo adwogi maber mapol

    Teko me cuma ma pe nen
    Teko me ngwec: 60-70 MPa, ma ki poro ki jami mogo ma ki yubu ki nyonyo, ma miyo teko me juku goro i te peko ma malo.
    Bending Modulus: 2.5–3.0 GPa, ma miiyo kony ma tek pi jami ma tingo pek.
    Gengo jami: Coefficient me buru ma lapiny (0.1-0.3 i te buru ma otwo) miyo bedo maber pi jami ma tye ka ngwec/loko calo gears, pulleys, ki sprockets, ma dwoko piny tic ki medo kare me kwo pa jami tic.
    Gengo goro: Cung matek i kom peko ma romo million mapol labongo balo, ber pi jami ma ki keto i tic kare ki kare.

    Cung pa jami ma ki yubu maber
    POM gengo jami ma ki lwongo ni organic solvents, oils, weak acids, ki alkalis, gwoko ber bedo i kabedo ma jami mapol tye iye. Me labolle, i kom injin pa motoka, jami ma ki lwongo ni POM (me labolle, gin ma ki lwongo ni fuel pump gears) gi diyo cwinye i kom moo pa motoka, pii ma ngiic, ki lyeto ma malo labongo pong nyo buru. Ento, twero balo i te jami ma tye ki acid matek, alkalis, onyo lyeto ma malo.

    Tic maber me lyeto
    Lyeto me lyeto: 136-162°C (i te 0.45 MPa), ki lyeto me tic ma mede ki 85-105°C, ma opore pi tic ma mito lyeto ma rwate.
    Pek pa lyeto ma lapiny: 0.22–0.35 W/(m·K), ma miiyo jami ma gengo lyeto i jami ma tiyo ki mac.

    Gin ma gengo mac maber
    Volume Resistivity: 1013–1014 Ω·cm, ki dielectric constant me 3.7–3.9 (i 1 MHz), ma gwoko tic me gwoko kom maber i kin rwom me lyeto/ngiico ki rwom me rwom.
    Kit me tic kwede: Ber pi jami ma tiyo ki mac calo switch, terminal blocks, ki ot ma ki keto iye mac, ma dwoko piny peko me pii onyo mac ma cok.

    Kit me tic ki jami mapol
    POM's maber me mol pa pii miyo twero me yubu jami maber kun kitiyo ki injection molding, extrusion, blow molding, ki mukene, ki kare manok ki tic maber. Man miyo bedo maber pi yubu jami mapol ma nen calo jami mapol, ma rwate ki miti pa dano ma gi tiyo tic me yubu jami.

    Kabedo me tic kwede: Donyo mapol ma tye ka kelo dongo lobo

    Dul ma yubu motoka: Kony ma genne pi jami ma pigi tego
    Kit me tic pa injin: Gin ma ki lwongo ni Fuel pump gears ma ki yubu ki POM miyo tic maber i te rwom me moo ma tye ki teko madwong, pwoc pi buru ma nok, tek pa jami ma ki tiyo kwede, ki tek pa jami ma ki tiyo kwede, ma miyo moo cwalo maber.
    Kit ma iye: Gin ma ki mako i doggola, jami ma ki tiyo kwede me juku wang ot, ki jami ma ki tiyo kwede me yubu kom gi konyo teko pa POM me tic maber ki rii, kun kit ma ki tiyo kwede miyo twero me yubu jami mapol.
    Kit me cwalo mac: Timing pulleys ki sprockets ma ki yubu ki POM gi cwalo teko maber ki rwenyo teko manok.
    Jami ma tiyo ki mac ki jami ma tiyo ki mac: kony aryo pi tic maber ki gwoko kuc
    Kabedo pa jami tic: POM miiyo gwok maber pi jami ma tiyo ki mac ma iye kun gwoko teko me mac (me labolle, gin ma ki lwongo ni fan blades ki frames i computer cooling systems, ma gwoko rwom me tic i rwom ma malo labongo balo jami ma tye iye).
    Jami ma kubu: Dul ma ki lwongo ni POM miyo rwom ma lamal ki genne, ma pire tek me gwoko rwom me rwate pa mac i kin jami ma ki keto kacel.
    Cuma ki jami tic me yubu jami
    Jami ma ki tiyo kwede: Gin ma ki lwongo ni Gears, bushings, ki bearings i jami ma ki tiyo kwede i gang tic gi nongo adwogi maber ki i POM's wear resistance ki koko manok, ma dwoko piny peko me gwoko ki medo tic maber.
    Valves ki Pumps: POM ki tiyo kwede i jami ma ki lwongo ni chemical pumps ki valves pi gengo balo ne, maber me tingo pii ma pe balo i tic me yat ki dek.
    Jami ma dano tiyo kwede ki jami ma ki tiyo kwede maber
    Jami ma dano wilo: Zippers, jami me neno cawa, ki jami me ot tedo (me labolle, jami me blender) tiyo ki POM pi tek ne ki kit ma en twero yubu kwede.
    Jami ma ki tiyo kwede maber: I jami me ot yat ki jami me neno, POM's rwom ma lamal ki tek ne miyo tic maber i jami ma calo syringe plungers ki lens mounts.

    Jami ma ki nyutu

    Nying jami Polyoxymethylene Resin
    Kit me yubu jami ma ki lwongo ni Chemical (CH2O)ₙ
    Kit ma nen kwede Gin ma nen calo buru ma tar
    Ka ma mol iye ~175°C
    CAS NO 9002-81-7
    HS Code 39071010
    EINECS NO 201-824-3
    Kwac Plastic ma tiyo maber pi gears, bearings, jami me motoka/jami ma tiyo ki mac

    Gwoko ki gwoko rwom me tic

    Kit me yubu jami
    Polymerization: Ki yubu ki cationic/anionic polymerization pa formaldehyde, ki jami ma ki medo me medo rwom me lyeto.
    Medo: Ki jingo ki jami ma ki lwongo ni glass fiber, carbon fiber, onyo lubricants me yubu jami (me labolle, gilaci-filled POM me medo teko onyo self-lubricating grades pi tic ma pe tek).

    rwom me rwom
    Temo jami ma ki tiyo kwede: Teko me ngwec, dongo i kare me turo, ki rwom me ngwec ma ki temo ki ISO 527 ki ASTM D638.
    Temo lyeto: rwom me lyeto (HDT) ki rwom me mol pa pii (MFI) ma ki pimo ki ISO 75 ki ASTM D1238.
    Gwoko lengo: Gin ma pek ma tye iye

    Pingo wa yero POM Resin wa?

    Tic maber: POM wa miiyo rwom ma rwate (75±5%) ki teko me ngwec (≥65 MPa), ma kato rwom ma ki ngeyo i rwom me tic (≥1 million cycles).
    Lagam ma ki yubu pi ngat acel acel: Kit ma ki yubu kwede pi gin ma mite:
    Tek pa lyeto ma malo: Ki loko rwom me 120°C ma ki tiyo kwede kare ki kare i injin me motoka.
    Gengo mac: UL 94 V-0 ma rwate ki rwom me tic ki jami ma tiyo ki mac.
    Gwoko: Jami ma ki twero tic kwede odoco (rwom me tic ki jami macon ma ki tiyo kwede i nge tic ki jami ma ki yubu ≥90%) ki yubu jami ma pe kelo yamo ma ki lwongo ni carbon (15% ma nok me tic ki teko ma ka kiporo ki rwom me tic ki jami ma ki tiyo kwede).
    Lubu cik me wilobo: Ki moko ni ISO 9001, FDA (lok ki cam), ki RoHS/REACH pi jami ma tiyo ki mac, ki cwalo oyoto (cabit 2-4 i wilobo weny).
    Kit ma injin tye ka dwoyo kwede jami manyen ma ki yubu ki jami ma ki yubu ki plastik
    Cake i kom jami ma pire tek i kom motoka nio wa i kom jami ma tiyo ki mac, POM resin tye ka medde ki loko gin ma jami ma ki yubu ki jami ma ki yubu ki cuma twero cobo. Kit ma en rwate kwede ki teko pa cuma, tek pa jami ma ki lwongo ni chemical, ki kit ma en twero loko kwede miyo en bedo gin ma pire tek i kin dano ma gi tiimo tic. Yer POM wa me yabo gen, tic maber, ki diro manyen—ka ma jami weny ma tye iye nyutu tic pa jami ma ki yubu ki jami ma ki yubu ki cuma ki tek pa jami ma ki yubu ki nyonyo.