1.Use the trivalent chromium passivation blueing agent, when you feel that blue-white glossy is not enough after blue-white passivation with trivalent chromium.
2.Hexavalent chromium blue-white effect can be obtained or exceeded, when you use trivalent chromium passivation blueing agent
3. It is mostly suitable for small hardware parts, standard part.
4. The trivalent chromium passivation blueing agent will not affect salt fog test, and keep color unchanged for a long time.
1.Operation condition:
Trivalent chromium passivation blueing agent 5-15mL/L,PH 4-5 Temperature 80℃-100℃, swing for 3-15 sec（not too long）Facility and bath, steel or stainless steel heater.
2. product catalog:Trivalent Chromium Passivation Blueing Agent