Designed to protect metal surfaces from the flow of molten brazing filler metal or to prevent metal surfaces from adhering to each other during furnace brazing, Wall Colmonoy’s Stop-Off products are available in two grades: fast drying Type I (lacquer based), and nonflammable Type II (water based).
Often we are asked which Nicrobraz® Stop-Off™ product best fits their application, so we created a Nicrobraz® News Issue to provide some tips on Selecting Stop-Off™.
Our Nicrobraz® Stop-Off™ products do not have a shelf life as these materials are not known to breakdown or deteriorate, when properly stored in an unopened container. For more detail read Nicrobraz® News Technical Bulletin on Nicrobraz® Stop-Off™ Shelf-Life.
A paste which dissolves oxides while promoting filler metal flow during torch and induction brazing. Nicrobraz® Flux can be used with a wide range of base metals and filler metals.
A range of water soluble binders with fast or slow drying properties and low to high viscosity and solvent based screen printing binders.
Liquid plastics used for mixing with brazing filler metal powders to ensure adhesion to the base metal during handling and brazing. Apply by spray gun, brush, eyedropper or syringe. All Nicrobraz® Cements are non-ozone depleting.
A nickel, chromium, iron blasting grit that enhances base metal surfaces to improve brazing filler metal flow and wettability.