The Matweld MAT9080 is a highly versatile, multi-process inverter welder designed for professional and light industrial use. While primarily a MIG (Metal Inert Gas) machine, it is a "3-in-1" powerhouse capable of MIG/MAG, MMA (Stick), and Scratch-Start TIG welding. This model is favored by South African automotive shops and agricultural workshops for its ability to weld everything from thin car panels to heavy gate frames.
Technical Specifications
- Model Code: MAT9080.
- Input Voltage: Single Phase 220V/230V (pm 15).
- MIG Output Range: 30A – 200A.
- MMA/TIG Output Range: 20A – 180A.
- Duty Cycle: 60% at 200A (Industrial grade efficiency).
- Wire Feed Speed: 2m/min – 15m/min.
- Wire Spool Capacity: 5kg (Standard) and 15kg (Industrial) spools.
- Wire Diameter: 0.6mm, 0.8mm, and 1.0mm.
- Weight: Approximately 15kg (Robust but portable).
Key Performance Features
- IGBT Inverter Technology: Provides a stable, high-frequency arc that significantly reduces spatter compared to older transformer-based MIG welders.
- Gas & Gasless Capability: Can be used with Solid Wire + Shielding Gas (Argon/CO2 mix) for clean welds, or with Flux-Cored Wire (Gasless) for outdoor on-site repairs where wind would blow away shielding gas.
- 2T / 4T Trigger Function: * 2T: Press to weld, release to stop (Standard).
- 4T: Press and release to start, press and release again to stop (Ideal for long continuous seams to reduce finger fatigue).
- Burn-Back Control: Automatically trims the wire to the perfect length after the trigger is released, preventing the wire from sticking in the weld pool or the contact tip.
- Adjustable Inductance: Allows the welder to "fine-tune" the arc characteristics (arc stiffness). Lower inductance creates a crisp arc with more spatter; higher inductance creates a soft, fluid pool with very little spatter.
Common Applications
- Automotive Repair: Precision welding of thin-gauge body panels and exhaust systems using 0.6mm or 0.8mm wire.
- General Fabrication: Building trailers, security gates, and steel furniture with 0.9mm or 1.0mm solid wire.
- Agricultural Maintenance: Repairing implements and structures using gasless flux-cored wire in the field.
- Stainless Steel: Clean welding of 304/316 stainless steel using the appropriate wire and gas mix.
Operational & Maintenance Tips
- Liner Maintenance: The internal torch liner is a wear-part. If the wire feed feels "jerky," blow out the liner with compressed air or replace it to ensure smooth wire delivery.
- Contact Tip Selection: Always match the contact tip to your wire size. If using 0.8mm wire, use an 0.8mm tip. Using a 1.0mm tip for 0.8mm wire will cause arc instability.
- Polarity Swapping: For Gasless (Flux-Cored) welding, you must switch the machine to DC- (Electrode Negative). For standard Solid Wire + Gas, use DC+ (Electrode Positive).
- Drive Rollers: Ensure the "V" or "U" groove on the drive roller matches your wire type. V-grooves are for hard steel wire; U-grooves are for soft aluminum wire.
- Nozzle Anti-Spatter: Use Matweld Anti-Spatter Spray on the gas shroud to prevent molten metal from sticking, which can block the gas flow and cause porosity.



