Krystal Surface Solutions are well known manufacturer & exporter of Pickling and Passivation chemical, Pickling Gel, Star Gel Pickling Paste, , Stainless Steel Pickling Paste. Star Gel Pickling Paste is used to clean weld seams and surrounding areas. Star Gel Pickling Paste is applied with brush. This Pickling Paste find wide application in removing discoloration, heavy scales, rust particles near weld, annealing colors and welding affected area by heat without grinding or buffing or wire brushing. Star Gel Pickling Paste is stain-free and does not expose black or yellow stains after washing with water. Therefore it does not necessarily demand separate Passivation chemical process. This Star Gel Pickling Paste detects pinholes remaining after welding. We have wide range of STAR Gel Pickling Paste form available with us. These are exclusively used for the cleaning of weld seams and the surroundings using a brush. Also, these are widely used in scale removing applications.
First apply "STAR Gel" on Stainless Steel welded seam & nearby area with nylon bristles brush. Then it requires contact time approximately of 5 to 30 minutes depending on grade & thickness of SS and temperature of SS surface. After this time span wash with water, properly with pressurized water jet spray or light scrubbing with plastic scrubber. Use plastic scrubber only if required. Then you will get totally silvery white surface without grinding or buffing process.
This will cover approximately 90 to 100 meters of weld seam per kg. Our STAR Chemicals are tested & approved by famous I. I. T. Bombay under ASTM A380 standards.