安美特硬铬工艺Hard chrome process.pdf

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1、ATOTECHHardchromeprocesses安美特硬铬工艺HardChromeDevelopmentsatAtotech安美特硬铬的发展历史2010–RotogravureGravureChrome®2007–CorrosionResistantHEEF®KR2005–Fast,ColdUnichrome®27001995–ShockRodSystemDynachrome®1994–FastChromeHEEF®FC1993–PistonRingHEEF®PR1985–HighEfficiencyEtchFreeHEEF®251950s–MixedCatalystCR110&HCR8

2、401927-ConventionalCrbathHCR7102FCLevel2TrainingCourse–2011ApplicationsKeyAtotechProcesses主要的应用工艺HEEF®25销售最好的产品GeneralProcess通用工艺Highperformanceandmaximumquality高性能、高品质Worldwidemarketleader领导于国际市场HEEF®KR针对高耐蚀性的要求Maximumqualityandproductivityforhydraulicbars,cylindersandpistonrods高品质，应用于液压杆、汽缸和

3、活塞杆等HEEF®PRDesignedforcastironsubstrates(pistonringsandcylinderliners)专门应用于铸铁基体（活塞环和汽缸垫）GravurChrome®针对印刷滚筒的产品，用白金钛网作为阳极UtilisingAtotech’sTrivalentChromiumControl(TCC)systemforrotogravure利用TCC来控制三价铬的累积Dynachrome®与设备配套的产品Equipmentandchemistrysystemdesignedforhighproductivityshockabsorberpistonr

4、odplating设备和产品是专门为高产能的减震活塞杆而设计的Aroundedportfoliotosuitallyourplatingrequirements全面的设计来适应所有的电镀需求3FCLevel2TrainingCourse–2011HCR710不含氟化物HCR710isaself–regulatingchromeplatingprocessgivingimprovedperformanceatlowsolutionconcentrationandhavingautomaticregulationofthecatalystconcentrationHCR710是一种自动调节的电镀

5、铬工艺，能在低浓度的条件下镀出高性能的产品，并且能自动调节催化剂的浓度Itisdesignedtooperateatachromicacidconcentrationof190–275g/land0.9–1.1%sulfuricacid能在190-275g/l铬酸和0.9–1.1%硫酸的条件下操作Becauseofitsnon-etchingcharacteristic,theHCR710processisparticularlyrecommendedforhardchromeplatingapplication由于其非腐蚀特性，在硬铬电镀工艺中特别推荐HCR710Lowcathodicef

6、ficiency(max15%)–highenergydemand阴极电流效率较低（最大15％）－电能消耗高Hardness(850-950HV0,1),dependoncurrentdensity硬度在850－950，依赖于电流密度的大小Lowcracknumber(asplatedabout80–120cracks/cm)–lowcorrosionresistance镀层的微裂纹数较低（80－120条/厘米）－抗腐蚀性低，调整工艺条件，可以4FCLevel2TrainingCourse–2011做到物裂纹HCR710HardChromiumTechnology硬铬技术ChemicalSo

7、lutionsConventionalChromeLowcostofLowdepositionratechemistry沉积速率低低成本VerylimitedcathodeNcurrentdensityon-etch阴极电流密度范围窄propertiesHighelectricalcosts没有腐蚀电能消耗高RelativelyeasyHardnessfluctuationsduemainten