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Tweco® Spray Master® Series 450 A MIG Gun with heavy-duty contact tip accommodates wires of size 0.045 - 1/16" and has ergonomic handle design that reduces welders fatigue. Air-cooled MIG gun is ideal for spray as well as pulse welding applications and features simplified direct rear plug for easy installation. 10' Power cable offers good wire feedability and features Miller® style rear connection. MIG gun offers 80% duty cycle with argon/CO2 gases and has capacity to deliver under pressure. It is easy to repair and requires less maintenance. It features a diffuser for enhanced performance in high heat applications.

Features

  • Field repairable mechanical cable connections for Cablehoz® spare trigger leads in Cablehoz®
  • Heavy-duty contact tip and diffuser for improved performance in high heat applications
  • Standard gun configurations options: Standard trigger on/off operation
  • Lower heat in the handle and conductor tube: Heavy wall conductor tube and front Cablehoz® connection (crimped) for improved electrical conductivity and lower heat in the front end
  • Optional dual schedule and locking trigger
  • Wide welding applications: Spray transfer mode and pulse welding straight co2 or mixed gases
  • Patented, extended life consumables
  • Field repairable: Split-half handle case provides access for ease of repair
  • Compact, ergonomic handle design
  • Extended trigger length to keep hand away from the arc to reduce radiated heat
  • Steel spring strain relief provides support to the Cablehoz® coming out the rear of the handle to minimize wire feed issues
  • Optional mechanical locking trigger - Identified with "LC" Part No. suffix
  • Lower inventory carrying costs: Interchangeable front end consumables between Tweco® classic no. Series and Tweco® spray master series
  • Rated at 80% duty cycle using mixed gases
  • Heavy-duty thick-walled contact tip and diffuser increases tip life and decreases downtime with tip changes
  • Thick-walled, three-layer conductor tube for higher electrical conductivity, act as heat sink and durable
  • Front and rear spring strain relief and cable support
  • Balanced to pivot at the center of the handle for ease of use in different welding positions, reduces operator fatigue
  • Durable metal jacketed conductor tube

Applications

  • Garage
  • Hobby/DIY
  • Production
  • Artistic Metal Working
  • Maintenance And Repair Applications
  • Shop Jobs
  • Farm
  • Amperage: 450 A
  • Duty Cycle: 80%
  • Wire Size: 0.045" - 1/16"
  • Cable Length: 12 ft
  • Process: MIG (GMAW)
  • Wire Type: Solid, Flux Cored Gas Shielded, Flux Cored Self-Shielded, Aluminum
  • Cooling Method: Air Cooled
  • Connector Style: Miller Style
  • Physical Size: 23.1 x 14.3 x 3.2 in.
  • Material: Steel (contact tip, diffuser, conductor tube)
  • Trade Name: Tweco | Spray Master
  • MIG Gun Model: Spray Master
  • Country of Origin: Mexico