Product Categories / Metal Treatment / Additives
Duradd 13
Product description
Duradd 13 is a liquid blend of sodium
nitrite and special additives which is used
in zinc Phosphating bath as an
accelerator.
Features
- Duradd 13 is zinc phosphate accelerator
- Duradd 13 is used to accelerate the zinc phosphating process and
Application
- Duradd 13 is added to zinc phosphate main tank in spray and immersion processes.
Physical & chemical Properties
- Appearance Liquid. Color Clear Yellowish PH(Direct) at 25oC 9.0 ± 0.5 Sp.gr at 25 oC 1.15 ± 0.05 Miscibility in water Miscible
Equipments
- See the original zinc phosphate product TSDS Duraphos products.
Process Sequences
Operating Parameters
- Duradd 13 is adding in range of 500 to 1500 ml/ 1000 just before starting the line and depend upon the substrate to be treated.