MMA is short for Manual Metal Arc, which is the easiest and most popular function among all welding machines. It's also known as SMAW, which is short for Shielded Metal Arc Welding. As the MMA inverter welding machine has always packed with earth clamp set and electrode holder set, users just need to prepare suitable electrodes before using the machines for connecting certain metal pieces.
Electrodes are used in MMA inverter welding machine as the welding consumables. Among MMA inverter welding machine, the main extra functions include ANTI-STICK, ARC FORCE, HOT START and VRD. Machines without those extra functions can also be well used. Foods with condiments will taste better, and MMA machines with those functions will be much marvelous in performance.
No matter how great the inverter technology develops, MMA inverter welding machine will be always the priority choice for hobby usage purpose.