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
- 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 |