95 percent zinc-rich coating designed to provide the highest level of corrosion protection for metal in cold-galvanizing applications. 1st Zinc joins Weld-Aid Product longstanding family of anti-spatter products for the welding industry and builds upon the company tradition of providing high-quality products for metal protection during fabrication processes. The product was developed for use on metal parts and assemblies as either a protective primer coat to be later topcoated or as a standalone coating. 1st Zinc formulation of 95 percent zinc content provides the highest-level of corrosion protection in cold-galvanizing applications and meets the requirements listed in the ASTM-780, ASTM-D-520 (for zinc content), Fed. Spec. DOD-P-21035A (Galvanizing Repair Spec), MIL-P-26915A (USAF Zinc Dust Primer), and SSPC-Paint 20 specifications.