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1、制制定定部部门门文文件件编编号号文文件件版版本本页页次次题题目目：电电镀镀工工艺艺流流程程图图生生效效日日期期附件:端子电镀工艺流程图OKNG核准/日期审核/日期制作/日期材料投入超声波脱脂电解脱脂水洗脱脂水洗镀钯镍预镀钯水洗镀高温镍酸洗活化水洗镀半光泽镍超声波水洗生产排配调机生产客户订单水洗水洗封孔风干烘干镀金检验良品入库特采重工报废标识入库出货电镀品镀雾锡超声波水洗水洗镀亮锡水洗SHANSHAN JINGJING MACHINERYMACHINERY TECHNOLOGYTECHNOLOGY CO.LTDCO.LTD WMWMPLATINGPLATINGDepartmentsEnginee
2、ringFile numberSJ-WI-SC-017RevisionRevisionA/0PagePage1/1Plating flow chartDateDate2011-03-03OKNGApproledCheckedLuo Xu LinDrawingji yong yu3/10put into productionUltrasonic degreaseElectrolytic degreaseWater rinsePalladium NickelPre-platedpalladium nickelHigh-temperaturenickelplatedSuyhuric acidWate
3、r rinseSemi-gloss nickelplatingUltrasonic washingProductionarrangementIncominginspectionOrders printSealingDry upGildQualityinspectioSpecial miningHeavyScrappedLabeled storageShippingElectroplatingchemicalsMatte tinplatedBright tinplatedWater rinseWater rinseUltrasonic washingWater rinseWater rinseW
4、ater rinseWater rinseStovingWarehouseentrySHANSHAN JINGJING MACHINERYMACHINERY TECHNOLOGYTECHNOLOGY CO.LTDCO.LTD WMWMPLATINGPLATINGFile numberSJ-WI-SC-021RevisionA/0DateDate2011/3/10Page1Work stationPalladium Nickel homework methodPlatingPlating Bath-ChemicalBath-Chemical ParametersParameters1）Pd co
5、ncentration:Pd12-22g/L Control:20-22g/l2）Niconcentration:Ni8-15g/L Control:10-13g/lPd2+/ni2+=2:13）PH：7.0-8.0 Control:7.3-7.64）H3BO3：10-15g/l5）Be0：8-15Be6）Temp：40-55,Control：457）Cathode current density：4-50A/dm28)Palladex PDNI M2 HS R1 1 Unit(500ml)9)Palladex PDNI M2 HS R2 1 Unit(500ml)flowflow chart
6、chart：1）According to customer engineering drawings,adjust the terminal plating area2）Adjust the rectifier,according to thickness specifications for the terminal current and voltage regulation;3）Terminal based on the shape,adjust the water jet,air knife angle,to prevent the bath to bring out;6）The te
7、rminal appearance,thickness,and coating adhesion testNotesNotes：1)The ph should be within the range of 7.0 to 7.5 when measured at room temperature,it is advised to initiallyset the ph at 7.3 and maintain it within+/-0.2units,the ph should be measured at room temperature at least twicaper shift usin
8、g a calibrated ph meter,if the ph is low and needs to be raised,add NH4OH,mix and re-check,if theph is high and needs to be lowered,add snlfuric acid 10%,mix and re-check.2）Laboratory Technician point inspection every 4 hours PH,the proportion of each class of a palladium,nickel concentration3)after exciuding the possidility of metallic contamination(cu,fe zn etc.)through trace metal analysis,a carbon treatment should be applied,Control of impurity range.(Fe50ppm,Cu20ppm,Zn20ppm)RevisionHelpDrawingDateA/0Original versionji yong yu2011.03.10ApproledPept need to signLuo Xu Lin