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The CORE 165 MMA is a compact, high-performance welding power source designed for demanding environments and professional use. Engineered with a hybrid composite and galvanised steel construction, this machine delivers rugged durability, superior arc performance, and smart functionality in a portable design. With Hot Start, Arc Force, Lift-TIG and advanced monitoring features, the CORE 165 is built to support fabricators, maintenance teams, repair specialists and site welders who require reliability without compromise.
Package Includes
CORE 165 MMA Power Source Stick Electrode Holder (3 m, 16 mm²) with Plug Work Cable with Clamp (3 m, 16 mm²) with Plug
This is ideal for:
Light job-shop fabrication General building & construction Agricultural maintenance Repair & overhaul work Handicraft workshops Vehicle body repair Plumbing, installation & electrical work On-site welding in tough conditions
What Does it Weld?
Carbon steel Stainless steel Aluminium (with Lift TIG) Cast iron Most common MMA electrodes (basic, rutile, cellulose, etc.)
Features
Premium MMA performance with stable, smooth arc output Hot Start & Arc Force functions for easy ignition and reduced sticking Lift-TIG DC & Lift-TIG Spot capabilities for clean, controlled arc initiation Expansive high-contrast display for maximum visibility indoors/outdoors Intuitive interface with customisable parameters and clear process indicators Predictive maintenance indicator VRD (Voltage Reduction Device) for enhanced safety Optimised cooling with wind-tunnel design Portable, shock-resistant, abrasion-resistant housing Heavy-duty build with ergonomic handle & shoulder strap Excellent performance even with long extension cables
Technical Data
Welding Process: MMA / TIG DC Lift / TIG DC Lift Spot Materials: Carbon steels, stainless steels, aluminium, cast irons Dimensions: 429 × 172 × 316 mm Weight: 7.7 kg IP Rating: IP23S Insulation Class: H Power Supply: 1 × 230 V ±15% (50/60 Hz) Maximum Input Power: 7.4 kVA Maximum Input Current: 32 A Efficiency: 88.6% Power Factor: 0.63 Open Circuit Voltage: 65 V DC Welding Current Range: 20 – 165 A
Duty Cycle @ 40°C:
25% @ 165 A 60% @ 106 A 100% @ 83 A
Cable: 3 × 2.5 mm² – 3 m Power Plug: 16 A 250 V Type F VRD: Yes Remote Control Compatible: Yes
Why Buy the CORE 165 MMA?
The CORE 165 MMA is built for welders who need reliability, strength, and performance in a compact package. Its rugged hybrid steel construction, smooth arc characteristics, and advanced Hot Start/Arc Force controls deliver consistent, professional-quality welds every time. With Lift-TIG capability, an intuitive high-contrast display, and a robust design tested for extreme conditions, it’s a machine you can depend on day after day. Backed by Böhler’s 5-year warranty, the CORE 165 is engineered to work as hard as you do.
ARC welders are rated based on their output current, typically measured in amperes (A). This rating indicates the maximum current the welder can deliver for effective welding. Additionally, duty cycle, efficiency, and voltage ratings are also considered for performance assessment.
How does ARC welding work?
ARC welding works by creating an electric arc between an electrode and the workpiece, generating intense heat that melts the metal. The molten metal fuses together as it cools, forming a strong joint. Shielding gases or flux protect the weld from contamination.
How does travel speed affect welding?
Travel speed significantly impacts weld quality. A faster speed can lead to insufficient penetration and weak joints, while too slow a speed may cause excessive heat, resulting in distortion or burn-through. Achieving the right balance is crucial for optimal weld integrity.
How much for a welding machine?
The price of a welding machine can vary significantly based on the type and specifications. Generally, you can expect to pay between £200 and £3,000. For a more precise quote, please check our website or contact us directly for tailored options.
How much is an ARC welder?
The price of an ARC welder in the UK typically ranges from £150 to £1,500, depending on the brand, features, and power output. Entry-level models are more affordable, while professional-grade machines with advanced capabilities can be pricier.
How to choose a welder?
When choosing a welder, consider the type of welding you'll be doing (MIG, TIG, or Stick), the materials you'll work with, and your skill level. Look for a machine with the right amperage range, portability, and safety features. Don’t forget to check reviews!
How to clean a welding machine?
To clean a welding machine, first disconnect it from the power supply. Use a soft brush or compressed air to remove dust and debris from vents and components. Wipe surfaces with a damp cloth and mild detergent. Ensure all parts are dry before reconnecting. Regular maintenance prolongs lifespan.
How to control heat in MMA welding?
To control heat in MMA welding, adjust the amperage according to the material thickness, maintain a steady travel speed, and use appropriate electrode size. Keep a consistent arc length and avoid excessive weaving to prevent overheating and distortion.
How to flux core weld?
To flux core weld, set up your welder with the appropriate wire and gas if needed. Clean the metal surfaces, adjust the voltage and feed speed, then hold the torch at a 15-20 degree angle. Move steadily along the joint, ensuring good penetration and bead consistency.
How to prevent porosity in welding?
To prevent porosity in welding, ensure proper joint preparation, clean surfaces of contaminants like oil and rust, use the correct shielding gas, maintain optimal arc length, and control the welding speed. Regularly inspect equipment for leaks and defects.
How to remove slag after welding?
To remove slag after welding, allow the weld to cool slightly, then use a chipping hammer to gently tap off the slag. Follow up with a wire brush to clean the weld surface thoroughly. Always wear appropriate safety gear to protect yourself during this process.
How to set up an MMA welding machine?
To set up an MMA welding machine, ensure it's on a stable surface. Connect the electrode holder to the positive terminal and the earth clamp to the negative. Set the correct amperage based on the electrode size. Finally, plug it in and check for proper ventilation.
How to stick weld?
To stick weld, first prepare the metal surfaces by cleaning them. Select the appropriate electrode and set your welder to the correct amperage. Strike an arc by tapping the electrode on the metal, then maintain a steady motion to create a consistent bead. Keep a safe distance and wear protective gear.
How to strike an arc in welding?
To strike an arc in welding, first ensure your equipment is set up correctly. Hold the electrode at a slight angle and bring it close to the workpiece. Quickly tap or scratch the electrode against the surface to create a spark, then lift it slightly to maintain the arc.
How to wire a welder?
To wire a welder, ensure it's unplugged. Connect the power supply to the welder's input terminals, matching the live, neutral, and earth wires correctly. Use appropriate cable sizes and secure connections. Always consult the manufacturer's manual for specific instructions.
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