Hunhu uye kupatsanurwa kwePCB inks

PCB inki inoreva inki inoshandiswa muPCB. Zvino ngatigovane newe maitiro nemhando dzePCB inki?

1. Hunhu hwePCB inki

1-1. Viscosity uye thixotropy
Mukugadzira maitiro eakadhindwa edunhu mabhodhi, kudhinda skrini ndeimwe yeakakosha uye akakosha maitiro. Kuti uwane kuvimbika kwekubereka kwemufananidzo, inki inofanira kuva yakanaka viscosity uye yakakodzera thixotropy.
1-2. Fineness
Iyo pigment uye mineral fillers yePCB ingi kazhinji yakasimba. Mushure mekugaya kwakanaka, saizi yavo haipfuure 4/5 microns, uye inoumba homogenized kuyerera mamiriro mune yakasimba fomu.

2, Mhando dzePCB inks

PCB ingi dzinonyanya kukamurwa muzvikamu zvitatu: redunhu, solder mask uye silkscreen ingi.

2-1. Iyo inki yedunhu inoshandiswa sechipingamupinyi kudzivirira kuparara kwedunhu. Inodzivirira mutsara panguva yekucheka. Iyo inowanzoita mvura photosensitive; Kune marudzi maviri: acid corrosion resistance uye alkali corrosion resistance.
2- 2. Solder resist inki inopendwa padunhu mushure mokunge dunhu rapera semutsara wekudzivirira. Kune liquid photosensitive, kupisa kupisa uye UV kuomesa mhando. Iyo yekubatanidza padhi yakachengetwa pabhodhi kuti ifambise welding yezvikamu uye kutamba basa rekudzivirira uye kudzivirira oxidation.
2-3. Silkscreen inki inoshandiswa kumaka pamusoro pebhodhi, sechiratidzo chezvikamu, izvo zvinowanzo chena.

Pamusoro pezvo, kune dzimwe ingi, senge inobvisa inonamira ingi, sirivheri paste inki, nezvimwe.