HIPOJET 2700 PARAMETERS

[Danmarco]

HELLO

Just acquired this HVOF unit
We mostly spray Tungsten and Chromium Carbides (fine mesh powders)

Would like to know what would be the OPTIMAL parameters to obtain the highest hardness and lowest porosity.

We use propane as Fuel.

Thanks in advance for the help.

[Met.Eng.]

Propane 60-65
6,2 Kgcm

Oxy 280-290
10.2 KGcm

Carrier gas 12
5 kgcm

Powder feeder 38 gr = 3 rpm

Spray distance 200 mm
Max surface temp 120
Preheat 90