Westbrook HF-400 Hardfacing Electrode - 4.0mm Dia. - 6.5kg Pack
Wear facing electrode for impact resistance.
Common applications: Surfacing of rollers, gear teeth, stamps, hammers, guide rails etc.

Features
- Rutile coated electrode for surfacing of machine and construction parts, as well as of tools made of low-alloyed and cast steels which are subject to wear by pressure and impact.
- Electrodes are easy to weld even on low amperage and small portable welding equipment with a low open arc voltage.
- Soft flow with almost no spatter, self releasing slag, excellent weld bead appearance.
- Sound, crack free deposit, machinable with carbide cutting tools.
Welding Positions
- 1G (Flat Position)
- 2F (Horizontal Fillet Position)
- 2G (Horizontal Groove Position)
- 3G (Vertical Groove Position)
- 4G (Overhead Groove Position)
| Tip colour | Light green |
| Classification DIN 8555 | E1-UM-400 |
| All weld metal Hardness | ~ 400HB / 39 – 42HRC |
| C | 0.30 |
| SI | 0.5 |
| Cr | 1.0 |
| Mn | 1.5 |
| Fe | Rem |
| Size (mm) | Electr./Packet | Electr./Carton | Kg/1000 Electr. | Packets/Carton | Kg/Packet | Kg/Carton | Welding Amp (A) |
|---|---|---|---|---|---|---|---|
| 2.5×350 | 267 | 1068 | 18.7 | 4 | 5 | 20 | 90 |
| 3.2×450 | 163 | 652 | 40 | 4 | 6.5 | 26 | 115 |
| 4.0×450 | 104 | 416 | 63 | 4 | 6.5 | 26 | 160 |
| Redrying | If necessary, 1h at 150°C |
| Preheating – Mild and Medium Carbon Steels | Not required |
| Preheating – Low Alloyed, High Carbon Tool Steels | 250 – 400°C, depending on composition and thickness |
| Cooling | Slow cooling in air after surfacing |
A carriage charge is applied to orders, for standard 1-2 day shipments to mainland destinations within the United Kingdom. Other destinations and premium services are available but subject to additional freight charges.
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