Morgan Advanced Ceramics Mac-Copper ABA™L-WM Braze Alloy

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Morgan Advanced Ceramics Mac-Copper ABA™L-WM Braze Alloy
Categories:	Metal; Nonferrous Metal; Copper Alloy; Solder/Braze Alloy
Material Notes:	High-purity Active Braze Alloy of copper, silicon, titanium and aluminium, developed for direct application to ceramic surfaces. Applications: High-integrity brazed joint duties for: Vacuum interrupters and other hermetically sealed components used in power generation Mechanical assemblies information provided by Morgan Advanced Materials
Key Words:	Braze Alloy
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Physical Properties	Metric	English	Comments

Density	8.11 g/cc	0.293 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Knoop	1100	1100	expressed as Mpa
Tensile Strength	520 MPa	75400 psi
Elongation at Break	42 %	42 %	2 in/50mm gage section
Modulus of Elasticity	96.0 GPa	13900 ksi
Compressive Yield Strength	279 MPa	40500 psi	0.2% offset
Poissons Ratio	0.33	0.33	calculated

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.0000198 ohm-cm	0.0000198 ohm-cm

Thermal Properties	Metric	English	Comments
CTE, linear	19.5 µm/m-°C @Temperature 20.0 - 700 °C	10.8 µin/in-°F @Temperature 68.0 - 1290 °F
Thermal Conductivity	38.0 W/m-K	264 BTU-in/hr-ft²-°F	calculated
Melting Point	958 - 1020 °C	1760 - 1870 °F
Solidus	958 °C	1760 °F
Liquidus	1024 °C	1875 °F

Processing Properties	Metric	English	Comments
Processing Temperature	1025 - 1050 °C	1877 - 1920 °F	Brazing Temperature

Component Elements Properties	Metric	English	Comments
Aluminum, Al	2.0 %	2.0 %	nominal
Cadmium, Cd	<= 0.0010 %	<= 0.0010 %
Carbon, C	<= 0.010 %	<= 0.010 %
Copper, Cu	92.75 %	92.75 %	nominal
Lead, Pb	<= 0.0020 %	<= 0.0020 %
Phosphorus, P	<= 0.0020 %	<= 0.0020 %
Silicon, Si	3.0 %	3.0 %	nominal
Titanium, Ti	2.25 %	2.25 %	nominal
Zinc, Zn	<= 0.0010 %	<= 0.0010 %

Descriptive Properties
Recommended Brazing Atmosphere	10-5		(or inert gas) mm Hg

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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Copper, Cu; Annealed

CMORF8017 / 203494

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