含Cu铁素体抗菌不锈钢在抗菌热处理过程中析出ε-Cu相,具有抗菌功能.抗菌处理的条件影响析出相的数量和形貌,从而影响其抗菌特性.在时效温度较低时,抗菌析出相基本上呈球形,随着时效温度的升高,析出相逐渐变为长条形并与铁素体基体保持某种取向关系.在抗菌不锈钢抗菌过程的前期,抗菌性能表现为对细菌生长和繁殖的抑制,后期表现为对细菌的杀灭.
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