TUBE OD RANGE: 0.118 – 0.75″ / 3 – 19.05 mm
COOLING SYSTEM: Water-cooled
X-750 Microfit Closed Weld Head
The AXXAIR X-750 is a high-performance microfit orbital weldhead, purpose-built for welding tubes and micro-fittings in confined or tight areas. Designed to meet the rigorous demands of industries such as semiconductors, aerospace, and pharmaceuticals, this water-cooled welding head delivers exceptional precision and reliability.
With its robust construction and high-duty cycle capability, the X-750 ensures superior results in even the most demanding applications. Its innovative design and quick-connect system make it an indispensable tool for professionals seeking efficient and consistent welding solutions.
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| Part No. | X-750E | X-750MIE |
| Description | Microfit closed weld head with 8 m (26 ft) cable Water cooled |
Microfit closed weld head with 8 m (26 ft) cable Water cooled Compatible with AMI power source |
| Tube diameter | 0.118 – 0.75″ / 3 – 19.05 mm | 0.118 – 0.75″ / 3 – 19.05 mm |
| Electrode diameter | 0.040″ or 1/16″ / 1.0 mm or 1.6 mm | 0.040″ or 1/16″ / 1.0 mm or 1.6 mm |
| Weight with cable | 12.8 lbs / 5.8 kg | 12.8 lbs / 5.8 kg |
| Maximum welding current | 120 A | 120 A |
| Duty cycle | 80 A at 60% | 80 A at 60% |
| Operating temperature | +0°C / + 40 °C (32°F / 104°F) | +0°C / + 40 °C (32°F / 104°F) |
| Power supplies | AXXAIR SAXX power supplies | AMI power supplies with auto-calibration |
- Designed for tight spaces: ideal for welding tubes and micro-fittings in confined or restricted environments.
- Grease-free operation: fully compatible with cleanroom standards, meeting the needs of high-purity environments.
- Quick-connect stainless steel collets: covers a range of 3–19.05 mm (0.118″–¾”) OD with a secure fit, without set screws.
- Adjustable force clamping system: allows precise adjustment of the force of the collets on the tube to be welded and helps opening after welding.
- Water-cooled system: built for high-duty cycle orbital welding, ensuring consistent performance during prolonged operations.
- Easy maintenance and cleaning of the rotor: with an integrated tool in the machine body
Accessory available: offset electrode kit made to weld microfit-to-microfit
Pivoting window with shade 9 welding glass
Single integrated tool for disassembly, rotor cleaning, and electrode adjustment or replacement
Adjustable force clamping system for precise collet pressure control and easier opening after welding
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AXXAIR X-500 & X-750 welding machines
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