ProStar® Premium Quality Welding Wire -- Twist-Free Robotic Diameters, Packaging and Part Numbers
Diameters, Packaging and Part Numbers
ProStar® Twist-Free Robotic MIG welding wires are available in several containers sizes up to 1,200 lb (550 kg), and in various diameters conveniently designed to fit all needs.


ER70S-6 – Designed for superior performance in carbon steel

PAC 275 (275 lb / 125 kg)
Wire Dia.Part Number
.030"SIDS6RW08Q125
.035"SIDS6RW09Q125
.040"SIDS6RW10Q125
.045"SIDS6RW11Q125


PAC 550 (550 lb / 250 kg)
Wire Dia.Part Number
.030"SIDS6RW08Q250
.035"SIDS6RW09Q250
.040"SIDS6RW10Q250
.045"SIDS6RW11Q250
.052"SIDS6RW13Q250


PAC 990 (990 lb / 450 kg)
Wire Dia.Part Number
.035"SIDS6RW09Q450
.040"SIDS6RW10Q450
.045"SIDS6RW11Q450
.052"SIDS6RW13Q450
.062"SIDS6RW16Q450


PAC 1200 (1200 lb / 550 kg)
Wire Dia.Part Number
.035"SIDS6RW09Q550
.045"SIDS6RW11Q550
.052"SIDS6RW13Q550
.062"SIDS6RW16Q550




ER70S-3 – Designed for killed or semi-killed steel

PAC 275 (275 lb / 125 kg)
Wire Dia.Part Number
.030"SIDS3RW08Q125
.035"SIDS3RW09Q125
.040"SIDS3RW10Q125
.045"SIDS3RW11Q125


PAC 550 (550 lb / 250 kg)
Wire Dia.Part Number
.035"SIDS3RW09Q250
.040"SIDS3RW10Q250
.045"SIDS3RW11Q250
.052"SIDS3RW13Q250


PAC 990 (990 lb / 450 kg)
Wire Dia.Part Number
.035"SIDS3RW09Q450
.040"SIDS3RW10Q450
.045"SIDS3RW11Q450
.052"SIDS3RW13Q450
.062"SIDS3RW16Q450


PAC 1200 (1200 lb / 550 kg)
Wire Dia.Part Number
.035" SIDS3RW09Q550
.045"SIDS3RW11Q550
.052" SIDS3RW13Q550




ER80S-D2 - Designed for higher strength low alloy steel

PAC 275 (275 lb / 125 kg)
Wire Dia.Part Number
.035"SIDD2RW09Q125
.045"SIDD2RW11Q125


PAC 550 (550 lb / 250 kg)
Wire Dia.Part Number
.035" SIDD2RW09Q250
.045"SIDD2RW11Q250


PAC 990 (990 lb / 450 kg)
Wire Dia.Part Number
.035"SIDD2RW09Q450
.045" SIDD2RW11Q450


PAC 1200 (1200 lb / 550 kg)
Wire Dia.Part Number
.045" SIDD2RW11Q550
.052"SIDD2RW13Q550