Product News: Materials & Material Processing

Brazing Alloy Paste joins copper and brass parts.

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Press Release Summary:

January 7, 2003 - Fusion #1131 contains Blockade(TM) filler metal, consisting of atomized copper, phosphorous, tin, and silicon. Copper/copper, copper/brass, and brass/brass parts can be joined with alloy when using gas/air, gas/oxygen, or induction heat methods. Paste, with liquidus temperature of 1247°F, can be automatically dispensed in premeasured amounts and features reduced brazing temperatures and improved joint ductility over traditional BCuP-2 filler metals.

Fusion, Inc.

4658 E. 355th St., Willoughby, OH, 44094-4630, USA

Original Press Release

New Paste Brazing Alloy for Copper & Brass Applications

Press release date: December 12, 2002

Willoughby, Ohio. Fusion Inc. is pleased to announce the availability of Blockade(TM) brazing alloy in paste form. Designated Fusion # 1311, the brazing paste contains J.W. Harris' Blockade(TM) filler metal, consisting of atomized copper, phosphorous, tin, and silicon.

Copper/copper, copper/brass, and brass/brass parts can be joined with this alloy. According to Fusion, #1311 brazing paste produces the following characteristics: oVisible silver-gray fillets to allow easy confirmation of sealed joints.

oReduction in brazing temperature over BCuP braze filler metals.

oImproved joint ductility over traditional BCuP-2 filler metals. Fusion #1311 brazing paste can be formulated with a corrosive flux or supplied with a fluxless, neutral binder. Its liquidus temperature is 1247°F (674°C). The paste can be automatically dispensed in premeasured amounts and heated with gas/air, gas/oxygen, or induction heat methods.

At the AHR Expo, January 27-29, Chicago, Booth #1640 will be the place to see Fusion #1311 demonstrated on an automatic machine brazing copper and brass assemblies. For more information, visit our booth or contact Tony Straniero at (440) 602-5510.

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