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Ensinger PEI

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Bohler-Uddeholm moldMAX® XL High Strength Copper Alloy  (discontinued **)
Categories: Metal; Nonferrous Metal; Copper Alloy

Material Notes: moldMAX® XL is characterized by:
  • High thermal conductivity
  • Excellent machinability
  • Good polishability and
  • Good corrosion resistance
  • Good wear resistance
  • High impact strength
  • Excellent resistance to galling
  • Large cross sectional availability

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Physical PropertiesOriginal ValueComments
Density 0.322 lb/in³hardened to 30 HRC
 0.316 lb/in³
@Temperature 299 °C
hardened to 30 HRC
 0.317 lb/in³
@Temperature 199 °C
hardened to 30 HRC
 
Mechanical PropertiesOriginal ValueComments
Hardness, Rockwell C 28 - 32Delivery condition
Tensile Strength, Ultimate 110000 psihardened to 30 HRC
Tensile Strength, Yield 100000 psi
@Strain 0.2 %
hardened to 30 HRC
Elongation at Break 5.0 %hardened to 30 HRC
Modulus of Elasticity 17000 ksi(hardened to 30 HRC)
Compressive Yield Strength 655 MPa0.2%, hardened to 30 HRC
 
Thermal PropertiesOriginal ValueComments
CTE, linear 9.50 µin/in-°F
@Temperature 199 °C
hardened to 30 HRC
 9.70 µin/in-°F
@Temperature 299 °C
hardened to 30 HRC
Specific Heat Capacity 0.0910 BTU/lb-°F
@Temperature 20.0 °C
hardened to 30 HRC
 0.0970 BTU/lb-°F
@Temperature 199 °C
hardened to 30 HRC
 0.103 BTU/lb-°F
@Temperature 299 °C
hardened to 30 HRC
Thermal Conductivity 61.0 W/m-K
@Temperature 20.0 °C
hardened to 30 HRC
 92.0 W/m-K
@Temperature 199 °C
hardened to 30 HRC
 105 W/m-K
@Temperature 299 °C
hardened to 30 HRC
 
Component Elements PropertiesOriginal ValueComments
Copper, Cu 85 %
Nickel, Ni 9.0 %
Tin, Sn 6.0 %

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

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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 go back to viewing the property data in MatWeb's normal format.

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NBUCOR31 / 15500

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