开发了Trich-6561氯化物体系三价铬快速电镀装饰铬工艺,研究了温度、pH、配位剂含量等因素对铬沉积速率的影响,并制定了这些参数的工艺范围.在10 A/dm2电流密度下,镀铬速率达0.2 μm/min,优于传统三价铬电镀装饰铬工艺.镀层厚度在0.4 μm以上,表面呈蓝白色、光滑、无裂纹,中性盐雾试验120 h或乙酸盐雾试验72h不变色.
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