MIG WIRE HC-O HARD FACING 1.6MM (GASLESS)
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MIG Wire HC-O Hard Facing 1.6mm (Gasless/Self-Shielded Flux-Cored Welding Wire)
Overview
The HC-O Hard Facing MIG Wire is a premium self-shielded (gasless), flux-cored hardfacing welding wire engineered for high-wear industrial applications. Designed to deposit a hard, chromium-carbide-rich overlay, this 1.6mm wire delivers excellent abrasion resistance, making it the ideal choice for rebuilding and protecting components exposed to severe wear, impact, and metal-to-metal friction. Since it's gasless (self-shielded), it eliminates the need for external shielding gas, making it perfect for outdoor, on-site, and field repair work.
Key Features
- Gasless / Self-Shielded Operation – No shielding gas required, ideal for outdoor and windy site conditions
- 1.6mm Diameter – Suitable for semi-automatic MIG/FCAW welding machines
- High Hardness Deposit – Delivers a wear-resistant overlay (typically 55–62 HRC depending on layer)
- High Chromium Carbide Composition – Superior resistance to abrasion, low-stress scratching, and moderate impact
- Excellent Arc Stability – Smooth wire feeding with minimal spatter
- Multi-Pass Capability – Can be applied in multiple layers for extended service life
- All-Position Welding – Flat and horizontal fillet positions (application-dependent)
Technical Specifications
| Specification | Detail |
|---|---|
| Wire Type | Flux-Cored, Self-Shielded (Gasless) |
| Classification | HC-O (Hard Chrome Overlay) |
| Diameter | 1.6mm |
| Shielding Gas | Not required (self-shielded) |
| Deposit Hardness | ~55–62 HRC (typical, multi-layer) |
| Current Type | DC |
| Application Method | Semi-automatic MIG/FCAW welding |
Applications
This hardfacing wire is widely used across mining, cement, quarry, agriculture, and heavy earthmoving industries for rebuilding and protecting parts such as:
- Crusher hammers, jaws, and rolls
- Bucket teeth, lips, and edges
- Dredger and excavator components
- Conveyor screws and augers
- Mixer blades and paddles
- Chute liners and wear plates
- Agricultural tillage tools (ploughshares, disc blades)
Benefits
- Extends the service life of high-wear parts, reducing replacement frequency
- Reduces downtime with fast, on-site self-shielded welding — no gas cylinder needed
- Cost-effective alternative to replacing worn components
- Improves productivity in mining, construction, and agricultural equipment maintenance
Packaging
Typically supplied in standard spools (please confirm spool weight — e.g., 15kg/D300 — with your supplier), compatible with most industrial wire feeders.
This product is priced “per KG”. The minimum quantity available to purchase is shown in the "Pack Qty".
