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HARD FACING (High Abrasion)
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NEXA HARD-3
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NEXA HARD-3
AWS/SFA Classification: HARD FACING (High Abrasion)
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Applications
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Dis-integrator hammers
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Excavator teeth, Shear blades
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Bulldozer blades, Bucket lip
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Metal cutting and forming tools
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Crane wheels, Caterpillar treads
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Cane cutting knives
Characteristics
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Rutile coated electrode C, Mn, Si, Cr
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Air hardenable deposit
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Non machinable
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Resistant to spalling and cracking
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Resistance against high stress abrasion and friction
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Can withstand moderate impact
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Recommended buffer layer of NEXA 7016 on hard base materials
Mechanical Properties
Hardness (BHN)
Layers
540-580
Three Layers
Welding Parameters
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
Packaging
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Standard carton packing of 20 kg box containing 4 cartons of 5 kg each.