2 IN 1 - CORODG 27 - CORODG-27 is a 2-in-1 degreasing and derusting chemical solution, primarily used for surface preparation of metal parts. It effectively removes rust, grease, and contaminants before processes like black oxide coating or powder coating. * Key Features of CORODG-27: - Dual Action: Works as both a degreaser and deruster. - Fast Processing: Typically requires 3-5 minutes of immersion. - Surface Preparation: Ensures better adhesion for coatings and treatments. - Commonly Used For: Cleaning bolts, washers, and other metal components. * Application Process: 1. Immerse the rusted or greasy part in CORODG-27. 2. Wait 3-5 minutes for the solution to remove rust and contaminants. 3. Rinse with water to remove any chemical residue. 4. Proceed with further treatments like black oxide coating or painting. - It is produced by Vitarag Chemicals, a company based in Vadodara, India. You can check their website for more details: # 2 IN 1 - CORODG 27 Manufacturer. # 2 IN 1 - CORODG 27 Manufacturer.