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Surfacing

PP-Np-45

Flux-cored wire for automatic and semi-automatic gas-shielded hardfacing of parts exposed to increased temperatures and substantial relative pressure.

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Additional Information
Diameter, mm 1.6 - 4.0
Curent type / Shielding DC+ / Ar, СО2, Ar + CO2
Working conditions Increased temperatures and substantial relative pressure
Applications

Hardfacing of metal hot-cutting blades, stamping and pressing tools, augers, mixer parts, fan blades, etc.
Weld formation good
Slag separation good
Deposit factor, g/A·h 10 - 16
Crack susceptibility  moderate
Wire consumption per, kg 1.1 - 1.15
Hardness (3-layer deposit on mild steel) HRC 52 - 58

OPERATING CONDITIONS (CO2 -shielded) 

Wire diameter, mm

Current, A

Voltage, V

Deposition rate, m/h

СО2 flow rate,

L/min.

1.6

150 – 230

24 – 28

8 – 15

6 – 10

2.0

180 – 280

24 – 31

10 – 18

8 – 12

2.4

220 – 320

25 – 32

13 – 20

10 – 14

2.8

260 – 380

25 – 32

14 – 22

12 – 16
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