*NEWPART NUMBER - Previously STPOFF**

12 Packs - Nicrobraz Green Stop-Off Pen is 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, flux & torch, and molten-salt dip brazing of aluminum. The Green Stop-Off Pen is fast drying Type I (solvent based).  Click here for a MSDS Sheet.

Type I- The solvent-based Type I materials are flammable and should be handled as such. Normal caution should be exercised in their use. They should only be used in well-ventilated areas. Use if there is a chance of oil on the surface from the shop air. Type I is much thinner than Type II. Generally has a better bond to the base metal surface after application. 

Uses:

*Used for a variety of industrial heat-resistant applications.

*Prevents the flow of molten metal into threads, holes, cast surfaces and finished surfaces.

*Can be used with almost any base metal, ferrous or non-ferrous. **except reactive metals such as titanium, zirconium and their alloys**

Removal:

Residue left over after the thermal process can be removed by-

*Vapor Blasting

*Grit Blasting

*Wire Brush

*Polishing

*Pickling

The manufacture has no listed shelf life for this product if it remains unopened.

WARNING: Cancer and Reproductive Harm—www.P65Warnings.ca.gov