Hobbyweld 5 (93% Argon, 5% Carbon Dioxide, 2% Oxygen) As the most popular MIG welding gas mix, there are an abundance of benefits Hobbyweld 5 can provide. This gas is simple to use and produces a stable arc which results in less spatter and clean up time for the end user, this makes it much more forgiving to the less gifted welder. Hobbyweld 5 provides good penetration and fusion, making this gas is an optimum choice for MIG welding. This gas is popular with vehicle restoration enthusiasts and provides the best weld quality for bodywork
