Bohler-Uddeholm POLMAX® 420 Modified

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Bohler-Uddeholm POLMAX® 420 Modified - Stainless Mold Steel
Categories:	Metal; Ferrous Metal; Stainless Steel
Material Notes:	Polmax is an excellent choice for extreme surface finish requirements. This high performance grade achieves surface finishes that go well beyond conventional tool steels. Polmax is specifically engineered for cavities, cores and inserts, and a broad range of product applications that demand superior surface finish. Examples include optical, ultra clean medical applications and CD/DVD applications. POLMAX® is characterized by: Excellent polishability Good corrosion resistance Good wear resistance Good machinability Good stability in hardening
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Available Properties

Density, hardened to 52 HRC
Density, hardened to 52 HRC
Density, hardened to 52 HRC
Hardness, Brinell, Soft annealed (Delivery condition)
Hardness, Rockwell C, tempering temp 200 - 1200°F
Tensile Strength, Ultimate, hardened to 52 HRC
Tensile Strength, Yield, hardened to 52 HRC
Modulus of Elasticity, (hardened to 52 HRC)
Modulus of Elasticity, hardened to 52 HRC
Modulus of Elasticity, hardened to 52 HRC
CTE, linear, hardened to 52 HRC
CTE, linear, hardened to 52 HRC
Specific Heat Capacity, hardened to 52 HRC
Thermal Conductivity, hardened to 52 HRC
Thermal Conductivity, hardened to 52 HRC
Thermal Conductivity, hardened to 52 HRC
Carbon, C
Chromium, Cr
Iron, Fe, as balance
Manganese, Mn
Silicon, Si
Vanadium, V

Property Data

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