Unique Ferro-alloy Powders
for Plasma Welding Hardfacing
1、Description
After PTA Plasma arc Welding Hardfacing, the feature of coating is charactered by superior wear resistance, good corrosion resistance and excellent metallurgical bonding.
Type
Fe
Cr
Ni
Si
B
Ti
C
Mn
Mo + Cu + Co
W + V
La + Ce + Yt
SP4/SP2
Balance
15-45%
0-15%
0.04-5.5%
2-12%
0.01-30%
0.5-8%
0.01-5%
0-15%
0-15%
0-5%
Ni50
≤5%
≤12%
Balance
3%
3%
0.5%
Ni60
≤5%
≤16%
Balance
4%
3.2%
0.9%
Properties
Full Density
Size, um
Application
Heat Input
Wear Resistance
Corrosion Resistance
Replacing
SP4
7.0-9.0
45-150
PTA
A
AAA+
A+
HRC55-65 and Corrosion Resist
Ni60
8.1
45-150
PTA
A
AAA+
AA+
SP2
7.0-9.0
45-150
PTA
A
AA
A+
HRC35-55 and Corrosion Resist
Ni50
8.1
45-150
PTA
A
AA
AA+
2、Unique Ferro-alloy for PTA Plasma Welding Hardfacing
Low heat input is preference for better deposit performance.
Low Cost High Cost-effective
Unique Powder SP4
Our SP4 is super hard iron-based alloy powders. The hardness can reach HRC62-65. Typical applications as follows:
0+*
PTA Cladding of Wear Tube Inner
PTA Cladding of Conical Mining Bit
PTA Cladding of Cutter Tooth
Cladding of Screw Conveyor
Cladding and Machining of Refractory Brick Mold
PTA Cladding Light Wear Plate
Unique Powder SP2
Our SP2 is hard and some tough iron-based alloy powders. The hardness can be HR35-55. Typical applications as follows:
PTA Cladding of Oil Hard Band
PTA Cladding of Hydraulic Turbine
PTA Cladding of Heavy Piston
PTA Cladding of for Mold Rebuild
PTA Cladding of Valve Seat Inner
PTA Cladding of Valve Seal
3、Package
Standard packaging is by pail with polyethylene liner per 50 kg or by plastic bottle per 4.5 kg. s
