Postalloy® DuraForge™ 2871-MCG

Postalloy® DuraForge™ 2871-MCG is a tough, shock resistant non-cracking tool steel hardfacing composition with good resistance to corrosion, metal-to-metal wear, and abrasion. Deposits polish in service to reduce friction and minimize wear of mating parts. Excellent resistance to heat-checking. Multi-layer, crack-free deposits can be obtained with proper procedures.

Specifications

Product Type

  • Wire
  • Metal-cored
  • Gas-shielded
  • Deposits are slag-free

Applications

  • Steel mill rolls
  • Cable sheaves
  • Dredge ladder rolls
  • kiln trunnions
  • ingot buggy car wheels
  • Forging dies

Weld Deposit Properties

Machinable:
Machinable with good carbide tools and good machining preactices
Hardness:
45Rc - 50Rc

Welding Parameters

Current Type : DC Electrode Positive

Volts Amps Short Arc Stick Out
15-21 90-200 045" (1.1mm) 1/2"(12mm)
Volts Amps Spray Arc Stick Out
27-30 250-325 .045" (1.1mm) 5/8"(15mm)

Welding Procedure:

Use 98/2 Argon/Oxygen with 120pps. When welding out-of-position, use the lower ranges of voltages and amperages: 16-19 volts and 100-150 amps.

Packaging Options

Diameter Standard Packaging
.045" (1.1mm) 25 lb (11/30kg) spool