Stop off Compounds

Product Uses and Applications

Stop Offs are parting compounds designed to prevent flow of molten filler metal into areas where it is not needed. A variety of leading brand braze stop off compounds are available from VBC Group. These include WCL Green Stop-off and Morgan Stopyt. Stop off compounds are available in paints and pastes, we also stock Green Stop-off Pens.

Stop off compounds should be selected according to the parent metals being brazed, the heating method and the form in which the product will be applied.

Key ProductsRecommended UseProduct Info
Green Stop-offA leading brand of general purpose stop off compound for any metal or brazing process. View product info

Green Stop-off

A multi-purpose stop off used widely for preventing brazing filler metal from flowing or bonding to any protected surface. Green stop off can be used on most types of parent metal and in a variety of joining processes including soldering, silver brazing and furnace brazing operations. It has also found use as masking agent when thermal spraying metallic coatings.

Product Forms

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Yellow Stop-offA stop off paint intended for use in controlled atmosphere brazing furnaces. View product info

Yellow Stop-off

General purpose flux which prevents filler metal flow into threads, holes and cast surfaces. Recommended for use in controlled atmosphere furnace brazing operations. Post braze residues are easier to remove than for Green Stop-off. Also recommended for silver brazing with heavy flux and in molten salt bath brazing processes.

Product Forms

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White Stop-offUsed as a parting compound for furnace brazing to prevent accidental brazing of jigs and fixtures. View product info

White Stop-off

A parting compound for furnace brazing particularly useful for preventing accidental brazing of adjoining surfaces such as jigs, fixtures and furnace mesh belts. Specially formulated to prevent contamination of base or filler metal.

Product Forms

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Blue Stop-offUsed in high temperature operations and vacuum brazing with titanium, zirconium and super-alloys.View product info

Blue Stop-off

Used in high temperature operations and vacuum brazing with titanium, zirconium and super-alloys. This stop off acts as lubricant in heat-forming of reactive base metals, or in super-plastic forming and drawing applications.

Product Forms

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Red Stop-offFor furnace use on intricate components where blocking of holes or threads needs to be avoided.View product info

Red Stop-off

A parting compound designed for furnace use. This stop off compound is chemically soluble which assures 100% removal after brazing. It is good for use on parts with small internal holes, fine threads or wire screens.

Product Forms

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StopYtA specialised Stop-off compound for use on titanium alloys, zirconium alloys and superalloys.View product info

StopYt

A specialised yttrium containing product for use on titanium alloys, zirconium alloys and superalloys as a parting compound or braze stop-off.

Product Forms

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