DB-931A High corrosion resistance trivalent chromium color passivating agent
1. This passivator has passed SGS testing, does not contain hexavalent inscription, and complies with RoHS regulations. At the same time, it also meets the requirements of IEC62321 international electrical standards. It is the best choice for color passivation products exported to Europe and America.
2. When the thickness of the zinc layer is ≥ 10 microns, the resistance to NSS≥ 150 hours.
3.DB-931A passivating agent operating process range is wide, normal temperature use, excellent fast, easy to maintain and control. It is suitable for the application of manual line or automatic line of acid zinc, alkali zinc roll plating or hanging plating.
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Solution composition and operating conditions
Operating range Standard DB-931A 80-120 ml/l 100 ml/l pH 1.8-2.2 1.9-2 Temperature 20-35 ℃ 30℃ Time 25-50 seconds 25-40 seconds
DB-931A High corrosion resistance trivalent chromium color passivating agent
1. This passivator has passed SGS testing, does not contain hexavalent inscription, and complies with RoHS regulations. At the same time, it also meets the requirements of IEC62321 international electrical standards. It is the best choice for color passivation products exported to Europe and America.
2. When the thickness of the zinc layer is ≥ 10 microns, the resistance to NSS≥ 150 hours.
3.DB-931A passivating agent operating process range is wide, normal temperature use, excellent fast, easy to maintain and control. It is suitable for the application of manual line or automatic line of acid zinc, alkali zinc roll plating or hanging plating.
Still deciding? Get samples first, Contact US !
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Guangdong Dazhi Chemical Technology Co., Ltd
Email: sales@dazhichem.com
Phone/WeChat: 86-18520125168
Address: No.1 Tianyuan East Road, Yonghe Economic Zone, Huangpu District, Guangzhou City
