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Gulu 4 ENIG PCB 8329

Gulu 4 ENIG PCB 8329

Kufotokozera Kwachidule:

Dzina mankhwala: 4 Gulu ENIG PCB
Chiwerengero cha zigawo: 4
Pamwamba pa mapeto: ENIG
Base zakuthupi: FR4
Gulu lakunja W / S: 4 / 4mil
Mzere wamkati W / S: 4 / 4mil
Makulidwe: 0.8mm
Osachepera. una awiri: 0.15mm


Mankhwala Mwatsatanetsatane

Kupanga ukadaulo wa metallized theka dzenje PCB

Dzenje lachitsulo limadulidwa pakati dzenje likapangidwa. Ndikosavuta kuwonekera chodabwitsa cha zotsalira zamkuwa zamkuwa ndi zikopa zamkuwa zopindika mu theka, zomwe zimakhudza magwiridwe antchito a theka ndikubweretsa kuchepa kwa magwiridwe antchito ndi zokolola. Pofuna kuthana ndi zopindika pamwambapa, zidzachitika malinga ndi njira zotsatirazi za PCB yazitsulo

1. Kusintha mpope wa theka la V.

2. Pobowola kwachiwiri, dzenje lowongolera likuwonjezeredwa m'mphepete mwa dzenje, khungu lamkuwa limachotsedwa pasadakhale, ndipo burr imachepetsedwa. Ma grooves amagwiritsidwa ntchito pobowola kuti akwaniritse kuthamanga kwakugwa.

3. Mkuwa wamkuwa pa gawo lapansi, kotero kuti mtolo wamkuwa pakhoma lazenje loboola pamphepete mwa mbale.

4. Dera lakunja limapangidwa ndi filimu yopanikizika, kuwonekera komanso kukula kwa gawolo motsatana, kenako gawo lapansi limakutidwa ndi mkuwa ndi malata kawiri, kuti chingwe chamkuwa pakhoma lazenje loboola m'mphepete mwa mbale imakhuthala ndipo wosanjikiza wamkuwa waphimbidwa ndi malata osanjikiza ndi dzimbiri;

5. Hafu yopanga mbale yopanga mbale kuzungulira dzenje lodulidwa pakati ndikupanga dzenje theka;

6. Kuchotsa kanemayo kumachotsa kanema wotsutsana ndi plating yemwe akukanikizika pakanema;

7. Khazikitsani gawo lapansi, ndipo chotsani zotsekemera zamkuwa zowonekera kunja kwa gawo lapansi mutachotsa kanemayo;

Tinasenda malata Pansi pake pamatsekedwa kotero kuti malatawo amachotsedwa pakhoma lomwe limapangidwanso ndipo gawo lamkuwa lomwe lili pakhomalo limawululidwa.

8. Mukatha kuumba, gwiritsani tepi yofiira kuti mumangirire pamodzi mbale, komanso pamzere wothira zamchere kuti muchotse burrs

9. Pambuyo pa pulayimale yachiwiri yamalata ndi malata pa gawo lapansi, bowo lozungulira m'mphepete mwa mbale limadulidwa pakati ndikupanga dzenje theka. Chifukwa khoma lamkuwa la dzenje limakutidwa ndi malata, ndipo khoma lamkuwa limalumikizidwa kwathunthu ndi gawo lamkuwa la gawo lapansi, ndipo chomangiriza ndichachikulu, chosanjikiza chamkuwa padzenje khoma limatha kupewedwa bwino podula, monga kukoka kapena chodabwitsa cha kupindika kwa mkuwa;

10. Pambuyo pa kumaliza kwa dzenje lopanga ndikuchotsa kanemayo, ndiyeno etch, mkuwa wa okosijeni sudzachitika, pewani kupezeka kwa zotsalira zamkuwa komanso chodabwitsa chazifupi, kusintha zokolola za PCB

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