Protaweld® ERV200 is an potassium alginate developed to provide a good bonding and strength for basic welding rods.
Protaweld® ERV200 from Dupont is a natural, renewable, safe and consumer friendly binder that offers a good bonding strength on basic welding rods. It is powerful in low concentrations and is soluble in cold/hot water.
Appearance: Dry powder
Color: white to yellowish
pH: 6.0 - 8.0 (1% aqueous solution)
Water solubility: slowly soluble, forming a viscous, colloidal solution
Suggested use level: 0.5%-2.0%
Primary Chemistry:
Potassium alginate
weak welding rods
non-homogeneous extrusion process of welding rods
Industrial welding: Basic Welding rods
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