APPLICATIONS OF CALCIUM ALGINATE IN THE MANUFACTURING OF WELDING ELECTRODE.
Coatig of the welding electrode: The mixture of welding-coating powder Sodium Alginate can stick and humify the coating of welding and make it easy to burn into ash lighten flying during welding operation and made the joint made by welding smooth.
SPECIFICATION OF WELDING GRADE CALCIUM ALGINATE:
1. Chemical composition: CaO 10.5% K2O 0.26% Na2O 0.6% Cl 0.021% S 0.16% P 0.023% Ash 10-15%
2. Appearance: Creamy white to light yellow free-flowing powder
3. Partical size: 100% through 200 mesh 90% through 250 mesh