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Heavy Industrial 500A GMAW Welding Machine - Double Pulse MIG, China Suppliers Factory for 30mm Aluminum Plate
Detailed Information
What Are the Common Materials Used in MIG Welding?
The most common materials used in MIG welding are listed below:
- 1. Copper Copper is a soft, malleable metal used in plumbing and electrical applications. MIG welding is the preferred process for welding copper. However, the heat required to weld copper is about twice that of steel where the heat temperature makes it easier and possible.
- 2. Aluminum Aluminum is a soft, silvery, non-ferrous metal. Welding aluminum requires 100% pure argon gas. Aluminum welding can be difficult as the melt pool can quickly burn through the part and drip out the other side.
- 3. Steels Steels are alloys made mainly of iron and carbon, usually also including sulfur and phosphorus. When welding steel, it is advised not to use 100% argon gas for shielding but rather 75% argon and 25% carbon dioxide. This is because 100% argon gas will reduce the ductility of the weld.
- 4. Nickel Alloys Nickel alloys are composed of nickel and usually chromium, iron, molybdenum, and/or copper. Usually, 100% argon gas is used to weld nickel alloys. However, when more energy is required, up to 40% helium can be used.
Main Features
- All welding machines use new electronic components.
- Using IGBT soft switching inverter technology, beautiful welding performance.
- Small size, light weight, high efficiency and energy saving, high load endurance rate.
- Complete protection circuit and fault display function, safe and reliable.
- Closed-loop control, strong arc self-adjustment ability, stable welding process.
- Adopting a fully digital structure and high integration.
- Can weld aluminum and aluminum alloys, carbon steel, stainless steel, copper and other metals.
- Welding process storage and recall functions, software upgrade can support special processes.
- Integrated, beautiful and elegant appearance design, more convenient to operate.
Product Parameters
| Model | NBM-500 |
| Rated Input Voltage | AC380V Three Phase 50Hz/60Hz |
| Rated Input Power | 27.5Kva |
| No Load Voltage | 80V |
| Rated Output | 500A/39V |
| Voltage Regulation | 14-50V |
| Rated Duty Cycle | 60% |
| Power Factor | 0.8 |
| Insulation Class | F |
| Shell Protection Grade | IP21S |
| Suggested Welding Wire | 1.0-1.6mm |
| Dimensions | 104*58*148cm |
| Weight | 105KG |
Installation Attentions
- Input voltage: AC 380V Three Phase, 50/60Hz
- Input cable: ≥6.0mm²
- Power switch: 63A
- Output cable: ≥50mm²
- Ambient temperature: -10℃~+40℃
- Usage condition: No blocked on air inlet & outlet, no sunlight exposure, pay attention to dust prevention.
- Gas tank installation: Fix firmly to avoid collision and place in a cool place.
Standard Accessories

1x Electrode Holder

1x Ground Clamp

1x Welding Mask

1x Brush/Hammer
Optional Accessories

Welding Helmet

Welding Gloves

Electrodes E6013

Lift TIG Torch
Frequently Asked Questions
What materials can be welded with the NBM-500 MIG welder?
The NBM-500 is highly versatile and capable of welding aluminum, aluminum alloys, carbon steel, stainless steel, copper, and various other metals.
What gas shielding is recommended for MIG welding steel?
When welding steel, it is recommended to use a mixed gas consisting of 75% argon and 25% carbon dioxide. Using 100% pure argon is not advised as it reduces the ductility of the weld.
What are the input power requirements for this industrial welding machine?
The machine requires an AC 380V three-phase input voltage (50Hz/60Hz), an input cable of ≥6.0mm², a 63A power switch, and an output cable of ≥50mm².
Does the NBM-500 support custom welding program configurations?
Yes, it features convenient welding process storage and recall functions. Additionally, its digital structure supports software upgrades for special welding processes.
What standard accessories come package-included?
The standard package includes one electrode holder, one ground clamp, one welding mask, and one brush/hammer tool.
What environmental conditions are required for installation?
The machine should be operated in ambient temperatures between -10℃ and +40℃. Ensure the air inlets and outlets are unblocked, avoid direct sunlight exposure, prevent dust accumulation, and secure gas tanks firmly in a cool location.



