采用高速电喷镀工艺制备纳米Ni/PTFE复合镀层.研究了电流密度、镀液中纳米PTFE含量等工艺参数对镀层性能的影响.研究结果表明,提高电流密度可显著提高复合镀层的沉积速率、镀层与基体的结合强度以及镀层的耐腐蚀性;镀层与基体的结合强度随镀液中PTFE的加入量的改变而变化,当加入量为10ml/L时,镀层经30次热震试验后,镀层无明显剥落;Ni与纳米PTFE共沉积可显著改善镀层的酎腐蚀性能.
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