HARD FACING (High Abrasion)
NEXA HARD-3
For High Abrasion and Moderate Impact
Proprietary
Applications
- Dis-integrator hammers
- Excavator teeth, Shear blades
- Bulldozer blades, Bucket lip
- Metal cutting and forming tools
- Crane wheels, Caterpillar treads
- Cane cutting knives
Characteristics
- Rutile coated electrode C, Mn, Si, Cr
- Air hardenable deposit
- Non machinable
- Resistant to spalling and cracking
- Resistance against high stress abrasion and friction
- Can withstand moderate impact
- Recommended buffer layer of NEXA 7016 on hard base materials
Mechanical Properties
| Hardness (BHN) | Layers |
|---|---|
| 540-580 | Three Layers |
Welding Currents (AC (80 OCV)/DCEP)
| 3.15 x 450 mm | 4.0 x 450 mm | 5.0 x 450 mm |
|---|---|---|
| 100-140 | 150-190 | 200-240 |
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)
- 100°C for min. 30mins