Weld Mold® Polywear® 9772
Polywear 9772 is a superior complex chrome carbide designed to resist severe high abrasion and low to moderate impact. Polywear 9772 exhibits the highest complex carbide deposit hardness giving the optimal protection for your parts.
Applications
Blast furnace burden areas, cement and concrete pumps, shovel bucket teeth, wear plates, expeller screws, coal excavators, coal crushing dust processing, wheel excavator bucket teeth, bauxite mine excavators.
Operational Characteristics
- Operates over a wide amperage range using DC+
- Spatter level is low and slag removal is minimal and easily removed.
- Deposit thickness should not exceed 3/8” in 2 or 3 layers
SMAW - DC+
FCG - DC+, 92%AR/8%CO2
Technical Data
- Non-machinable - Grind Only
- Can not be flame cut
- Non-forgeable
- Relief checks readily
Typical Hardness Rockwell C.
| # of layers |
1020 |
12-14% Mn |
| 1 |
64-68 |
60-64 |
| 2 |
64-68 |
64-68 |
| 3 |
68-72 |
68-72 |
