In electronic apparatu vestibulum,Typis circuitu tabularum coetus(PCBAS) est core components. Protegens his circuita tabulas de environmental damnum est clavis est ensuring apparatu stabilitatem et diu terminus reliability. In hoc articulus, nos focus in tutela material - PCBA conformis coating.
1. quid est PCBA conformis coating?
PCBA conformis coating est specialized tutela iacuit applicari adTypis circuitu tabularum coetus(PCBAS). Hoc scuta electronic coetus a dura environmental nuditate dum maintaining scelerisque stabilitatem contra extrema temperaturis. Et sanatus coating formas per transparent elastomeric film cum Valde proprietatibus, humorem resistentia, pulvis mitigandis, et corrosio praesidium.
2.Features ex conformis coating
Conformal coating est unum, component coating formulavit cum summus perficientur, canus resistentia insulating polymers ut basi materia, una cum flammis retardants et alias components. Et principalis features includit: humilis viscositas, velox siccatio, aqua resistentia, nullum corrosio, bonum adhaesionem, velit, anti-canus, flamma retardancy, et innoxium ad humanum corpus in usum. Post curandum, quod format per transparent elastica film cum pulchra specie, quae non potest reparari et non intermixti cum rework de circuitu tabula.
3.Type de conformis coating
3.1Acrylic Resin (ar)
Acrylic conformis coatings providere bonum elasticitas et generalis praesidium. Notatur pro magno dielectric vires, bonum humorem resistentia et gerunt resistentia. Acrylic coating potest remota celeriter et facile usura communi solvents, non opus agit.
3.2poxy resinae (s)
Epoxy conformis coatings propria summus duritie fortis adhaesionem optimum chemical rorumque resistentia. Tamen, rework difficile ex eorum princeps fragtileness et pauperem impulsum resistentia.
3,3 Polyurethane resinae (ur)
Polyurethane conformal coatings offerre optimum humorem resistentia, eget resistentia et gerunt resistentia. Ut solvendo resistentia, hoc est difficillimum removere. Nam completum remotionem, requirit specialized solvents, diuturna bibula temporibus, et agitatione usura superbus aut ultrasonic balneis.
3,4 Silicone resinae (SR)
Silicone conformal coatings libera optimum praesidium per latum temperatus range. SR coating habet bonum eget resistentia, humorem resistentia, et sal imbre resistentia, et valde flexibile. Silicone conformis coatings non gerunt, repugnant, sed enable eos resistere vibrationis lacus. Silicone coatings sunt typice in altum-humiditas ferendum. Nam completum remotionem, requirit specialized solvents, diuturna bibula temporibus, et agitatione usura superbus aut ultrasonic balneis.
3.5 Fluoropolymer (FP)
Fluoropolymer coatings offerre egregie resistentia eget corrosio (repugnant fortis acida, alkalis et solvents) humilis superficiem tensionem (aquae repellent et oleum-repellent) sed summus sumptus et complexu coating processus.
4.Conformal coating applicationem modi
Conformal coating potest applicari per percutientium, spargit, et tingens processus. Pelagus applicationem requisitis:
* Commendatur crassitudine est inter 0,1 et 0.2mm;
* Superficies debet purgari humorem et contaminantium coram coating;
* Secundum tunicam applicari potest post primum tunica siccum;
* Operations requirere adaequatum evacuatione pro solvente evaporatio;
* Operators oportet gerunt tutela persona.
5.How eligere conformis coating pro PCBA projects?
Conformal coating lectio considerans quattuor clavis factors:
5.1ENVRONMONIGNATOR Operating Conditions
5.2Manufacturing processus compatibility
5.3cost-efficaciam
5.4reliability elit.
Exempli gratia, in locis, ubi velox curing non requiritur, a velox-siccatio genus anti-corrosio pingere potest electi. Dum agros altius environmental tutela requisita, environmentally amica coating humilis voc (volatile organicum componit) emissiones eligenda.
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