CAST IRON

NEXA Cast FN30

For Repair and Welding of Cast Iron

Proprietary
NEXA Cast FN30

Applications

  • Repair of broken heavy castings
  • Welding and repairing of all cast iron components
  • Pump casting and gears, Cast iron dies, Gear boxes, Gear teeth
  • Transmission housings, Couplings
  • Foundry defects, Machine build up
  • Best suited for welding of Nodular graphite iron, Malleable iron subject to heavy wear
  • Joining cast iron to steel
  • Correcting machining errors on castings

Characteristics

  • Ni-Fe type machinable electrode
  • Dense, soft and ductile weld with adequate strength
  • Porosity free welding
  • Controlled dilution and penetration
  • No need of preheating for large heavy castings

Chemical Composition

C Mn Si Fe Ni Cu Al
<2 <2.5 <4 Bal 27-35 <2.5 <1

Mechanical Properties

Hardness (BHN)
190 Max

Welding Currents (AC (70 OCV)/DCEP)

2.5 x 350 mm 3.15 x 350 mm 4.0 x 350 mm
50-70 80-110 120-160

Product Specifications

Current Type AC (70 OCV)/DCEP
Welding Positions
Position
Position
Position
Packaging
  • Standard carton packing of 10 kg box containing 1 cartons of 10 kg each.
Conditions (Pre-Drying)
  • 150°C for min. 1hr