Wall Colmonoy COLMONOY® 21A PTA Nickel Alloy with Tungsten Carbide

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Wall Colmonoy COLMONOY® 21A PTA Nickel Alloy with Tungsten Carbide
Categories:	Metal; Metal Matrix Composite; Nonferrous Metal; Nickel Alloy
Material Notes:	Contains chromium for resistance to wear and sulfur-containing media. Used as cushion for harder overlays such as Colmonoy 56 PTA. Applications: Used primarily on glass container molds and related parts, to fill in defects and worn areas. Information provided by Wall Colmonoy Corporation.
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Physical Properties	Metric	English	Comments

Density	8.45 g/cc	0.305 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell C	28 - 32	28 - 32

Thermal Properties	Metric	English	Comments
Melting Point	1120 °C	2050 °F

Component Elements Properties	Metric	English	Comments
Boron, B	0.95 %	0.95 %
Carbon, C	0.30 %	0.30 %
Chromium, Cr	5.8 %	5.8 %
Iron, Fe	1.3 %	1.3 %
Nickel, Ni	87.55 %	87.55 %	As Balance
Silicon, Si	4.1 %	4.1 %

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NWALL06 / 19773

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