Equipment - Portable Resistance Spotwelding Guns

MODEL 7913 AIR OPERATED, WATER-COOLED SUSPENDED SPOT GUN

FEATURES:

  • For heavy duty work in auto body repair. For light production work in industry. Complete with synchronous electronic timer 2 to 65 cycles and SCR contactor. Compensation circuit starts timer only when currrent can be applied, which gives better results when joining coated, dirty or rusted material. Phase shift heat control permits vernier adjustment of current for welding light gauge materials and stainless steel. Balanced construction for easy operation. Additional arm coupling to provide larger opening between arms. Threaded base for bench repair. A built-in differential pressure switch operates the timer when the electrode force is correct. All transformers are coated with F class insulation material that does not dry out and become brittle.  Test are made using 4000 volts.
  • Pulsation weld time control available.
   
INDICATIVE PERFORMANCES
Arms length mm. Max. force at electrodes daN Electrode Stroke mm. Max. thickness on pickled mild steel mm.
150 120 35 2 + 2
250 70 50 1,8 + 1,8
350 52 65 1,5 + 1,5
500 40 90 1,2 + 1,2

Thickness mm Spots/hour Dia. electrodes tip mm.
0,8 + 0,8 2000 4
1 + 1 1600 4,5
1,2 + 1,2 1000 5
1,5 + 1,5 700 5,5
1,8 + 1,8 700 6
Dia. 5 + 5 1100 -
Dia. 6 + 6 500 -

Spotwelding Consultants Inc.

4209 Industrial
Rowlett, Texas 75088
Toll Free: 888-255-6780
Phone: 972-475-0874
Fax: 972-475-5024