Lucas-Milhaupt AL 822 Al/Zn Braze Alloy

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Lucas-Milhaupt AL 822 Al/Zn Braze Alloy
Categories:	Metal; Nonferrous Metal; Solder/Braze Alloy; Zinc Alloy
Material Notes:	AL 822 is a low temperature solder ideal for brazing or soldering aluminum to aluminum or aluminum to copper. Non corrosive flux does not require removal after brazing. It is ideal for open air heating methods and very easy to use for aluminum brazing in HVAC/R applications. Joins AL to AL, Joins AL to CU, Highest joint ductility of the entire Sil-Fos family, Best alloy to withstand the stresses inherent in refrigerant application, Slow flow, Can bridge gaps. Applications: HVAC and refrigeration repair work, patching holes in aluminum coils in automotive units. Information provided by Lucas-Milhaupt.
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Physical Properties	Original Value	Comments

Specific Gravity	5.25 g/cc
Density	0.190 lb/in³

Thermal Properties	Original Value	Comments
Melting Point	800 - 900 °F
Solidus	800 °F
Liquidus	900 °F

Processing Properties	Original Value	Comments
Processing Temperature	900 - 1000 °F	Brazing Range

Component Elements Properties	Original Value	Comments
Aluminum, Al	21 - 23 %
Other, each	<= 0.050 %
Other, total	<= 0.15 %
Zinc, Zn	77 - 79 %	Remainder

Descriptive Properties
Color	Grayish-White

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NLUCM9801 / 254747

RoHS Compliant Adhesives for Solder Replacement
Master Bond offers RoHS compliant, electrically conductive systems to replace lead soldering. These epoxy and silicone adhesives offer low volume resistivity, low outgassing and high temperature resistance.

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