JACKSUN ARMOUR 550R is a high-chrome, high-carbon hard-facing electrode designed for extreme abrasion and moderate impact applications.
It provides a high hardness deposit, suitable for wear surfaces exposed to sliding and gouging wear, such as crusher jaws, chutes, and hoppers.
| C | Mn | Si | Cr | Mo |
| 0.50 – 0.80 | ≥ 1.00 | ≥ 0.75 | 6.00 – 8.00 | 0.40-0.60 |
| Property | Hardness (HB) | Impact Toughness (J) |
| Requirement | ≥ 550 | N/A |
| Typical Values | 550– 600 | Moderate; optimized for abrasion |
| Size (mm) | Size (inch) | Current Range (A) | Polarity | Voltage (V) | Packing (5 kg) | Packing (20 kg) |
| 3.2 | 1/8 | 80 – 120 | AC / DC+ | 22 – 24 | ✔ | ✔ |
| 4.0 | 5/32 | 110 – 160 | AC / DC+ | 24 – 26 | ✔ | ✔ |
| 5.0 | 3/16 | 140 – 200 | AC / DC+ | 26 – 28 | ✔ | ✔ |
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