Alloy

Colmonoy 6PTA

Alloy Type

Nickel with Chromium Boride

Nominal Composition (%)

C 1.10
Si 5.6
Cr 20.0

 Fe 4.4
B 2.6
Ni Balance

Rockwell Hardness
(C-scale)

Double pass: 56-61
Single pass: 49-54

Density (gm/cc)

7.93

Fusing Temperature (approx.)

1950°F
1065°C

Resistance:

to
Abrasion

to

Corrosion

to
Impact

to
Galling

 

1

1

4

1

Supplied Forms

atomized powder

Method of application

PTA

Description and General Uses

 

Colmonoy 6 designed for plasma transfer arc (PTA) application.  Optimized formulation to offset dilution and alloy loss from the arc.