Tauākī Tūmataitinga: He mea tino nui to maatauranga ki a matou. He kupu nui to maatau kamupene kia kaua e whakaatu i o korero whaiaro ki tetahi atu whakaaetanga.
He aha te FR4?
Ko te FR-4, tetahi o nga waahanga taapiri e whakamahia ana mo te PCB, ko te ingoa tohu mo te mura o te mura o te mura o te ahi i muri i te huringa o te kaupapa o te kaupapa .fr-4 , i tuhia ano hoki i te FR4, he ingoa rua me te karaehe paerewa. E toru nga waahanga o te papanga matūriki ki te hanga i nga waahanga o te rauropi.
FR-4 Rauemi Hangarau Hangarau Ko te: Te kaha o te tiihi, te kaha o te mahanga wera, te paoa o te hauhautanga, te rahinga o te waikawa. , Warpage and son.g10 fr4 karaihe epoxy laminate
Whakarōpūtanga rauemi PCB
1.glass papanga papanga: FR-4, FR-5
E te papanga hiko motuhake i whakauruhia ki te epoxy phenolic epoxy reeti i muri i te pāmahana teitei, te nui o te taumaha, te pehanga wera me te waiho hei hua whakarewa-rite.
Epoxy Grample Gram Square Hiko Whakatakotoria (e mohiotia ana: Poari Epoxy, Poari Fiberglass Poari, Pouaka, Car4). Ko te muka karaihe epoxy kaore he mea e tuitui ana he karaehe ki te epoxy reeti me te karaihe karaihe miihini miihini hei whakakakahu
Epoxy Girl Link Super Shipper Barding he kaha te kaha o te wera, he pai te hinu, ko te huringa i roto i te paparanga-a-papa-a-paparangapu Ko te mea e tino whakamahia ana i roto i nga ahuatanga katoa o te poari whakangungu parahi, te nui o te akomanga.
2.Papare: FR-1, FR-2, FR-3, aha atu
Ko te pepa pepa Phenolic he mea nui te peehi, me te papanga muka riki ka rite ki te papanga o te mata.fr4, G10
3.composite debrate: CEM-1 me CEM-3
Ko te momo o te raima ko te nuinga o te raima CEM CEM, ko te CEM-1 (EPOXY pepa-1 (epoxy karaihe kore rawa) e rua nga momo nui o CEM. He pai te tukatuka a CEM, he maamaa, te pumau, te kaha o te matotoru o te wai, te aukati ki te heke whakarewa, i te kaha o te miihini (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM (CEM Ko te 80% o te FR-4, he iti ake te utu i te poari FR-4.
4.Hepihia nga rauemi matū (he kirikiri, he konganuku, me etahi atu)
Ko Fr i NEMA te paerewa paerewa te mura o te ahi, te ahi-ahi, ara, ko nga papa o te ahi-reeti, ko te nama "4" Ko te nama "4" te wehe i te rauemi mai i etahi atu momo o te reanga, me te 4 e whakaatu ana ko te reeti te mea he kiri mo te miihini, ko te karaehe reti-kore. Ko te FR-1, te FR-2, me te FR-3 he UL 94V-1 me nga wai rereke me nga taonga whakakaha.
Ko te FR-4 anake tetahi o nga tohu i roto i te Whakapaatanga o Nema te whakariterite me te tohu i te akomanga rauemi, ehara i te mea motuhake. Ko te raru noa ko te FR-4 e raru ana ki tetahi waahanga o te FR-4 i roto i ta maatau kaupapa whakahiato, he maha nga mea ngaro o te 0.02, engari he iti te ngaro o te 0,02 Ko nga pepa he FR-4 kua whakatauhia.
Ko te papanga karaihe epoxy epoxy e whakaatu ana i nga tae mata:
Kowhai FRA-4, White FR-4, pango FR-4, puru FRA-4 me era atu.
Nga Taonga: Nga taonga miihini nui me nga taonga o te miihini, te wera me te wera me te whakaora i te makuku me te miihini pai.
Whakamahia: Nga Motuka hiko, nga taputapu hiko mo nga waahanga hanganga whakaurutanga, tae atu ki nga waahanga miihini hiko o te miihini, me te whakamahi i nga tikanga o te taiao. hinu.
Nga ahuatanga taketake
Ko te Pouaka Pouaka Pouaka A: Te Maara: E-1/1 / 150, 150 ± 5 ℃ ≥340mpa
Whakapaahia te kaha o te ra-a-papa (tikanga maamaa): ≥230kj / m
Te aukati i te whakakino i muri i te rumaki i roto i te wai (D-24/23): ≥5.0 × 108ω
Te kaha o te riipene a-riipene (i roto i te 90 ± 2 te hinu transformer, te matotoru pereti 1mm): ≥14.2mv / m
Papa-a-papa ki te ngaohiko pakaru (i te 90 ± 2 ℃ hinu transformer): ≥ 40kv
Whanaunga whanoke (50Hz): ≤5.5
Whanaunga whanoke (1MHz): ≤5.5
Te Whakawhiwhinga Raru (50Hz): ≤0.04
Te Huarahi Takohanga o Dielectric (1MHz): ≤0.04
Te whakauru wai (D-24/1/1, Plate matotoru 1.6mm): ≤19mg
Deanity: 1.70-1.90g / cm³
Flammability: FV0
Nga ahuatanga o te mahi
(1) Te tukatuka fr-4 i te Platen Point (203 ℃)
(2) Te ātete o te matū
(3) He mea iti o te ngaronga o te mate (DF 0.0025)
(4) Ko te noho pumau me te iti o te mate (DK 2.35)
(5) Rauemi Thermoplastic
Ngakau
FR-4 EPOXY GRAME GRAMED SELEDTETED, he akomanga taapiri me te epoxy reihi exix hei peera karaihe karaihe karaihe miihini hei whakakaha. Ko tana pepa here me te taha o roto ko te kopae parahi-piriti angiangi he mea nui hei hanga i nga papa porowhita maha.
Mahinga
Epoxy Gralk Gralties Hiko taputapu miihini miihini, pumau tonu, he kaha ake te ātete, he teitei ake te ātete hoha i te pepa. He pai rawa nga rawa hiko, he nui ake te pāmahana o te mahi, me ana ake mahi e pa ana ki te taiao. I roto i te hangarau tukatuka, nui atu i etahi atu o nga miihini karaihe miihini nui he nui te kaha. Ko enei hua e whakamahia nuitia ana mo te PCB Tuarua-rua, me te nui.
Tono
Epoxy Simo Fiberglass tihi, Ko te momo hua hua e whakamahia ana e te hangarau hiko me nga matea hangarau hangarau me nga hua whanaketanga TG FR-4.
October 16, 2024
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October 20, 2022
October 20, 2022
February 09, 2023
Īmēra ki tenei kaiwhakarato
October 16, 2024
October 15, 2024
October 20, 2022
October 20, 2022
February 09, 2023
Tauākī Tūmataitinga: He mea tino nui to maatauranga ki a matou. He kupu nui to maatau kamupene kia kaua e whakaatu i o korero whaiaro ki tetahi atu whakaaetanga.
Whakakiia etahi atu korero kia taea ai e koe te pa ki a koe kia tere ake
Tauākī Tūmataitinga: He mea tino nui to maatauranga ki a matou. He kupu nui to maatau kamupene kia kaua e whakaatu i o korero whaiaro ki tetahi atu whakaaetanga.