HARD FACING (High Abrasion)
NEXA HARD-5
Graphite Coated Electrode
Proprietary
Applications
- Concrete Mixer Blades
- Muller Tyres, Dippers
- Screw Conveyors
- Plough Shares
- Cement Die Rings
- Oil Expeller Worms
- Scraper Blades
- Excavator Teeth
Characteristics
- Basic type coating C, Mn, Si, Cr
- Non machinable alloyed cast iron deposit
- Deposit surface does not deteriorate through furrowing, local plastic flow and micro cracking
- Weld deposit can withstand severe abrasion, moderate impact and metal to metal wear
- Resistant to scratching and grinding abrasion
Mechanical Properties
| Hardness (BHN) | Layers |
|---|---|
| 500-600 | Three Layers |
Welding Currents (AC (80 OCV)/DCEP)
| 3.15 x 450 mm | 4.0 x 450 mm | 5.0 x 450 mm |
|---|---|---|
| 100-130 | 150-180 | 180-220 |
Product Specifications
Current Type
AC (80 OCV)/DCEP
Packaging
- Standard carton packing of 20 kg box containing 4 cartons of 5 kg each.
Conditions (Pre-Drying)
- 150°C for min. 1hr