Specification Brand : CK Worldwide BulletPoint1 : 2% Ceriated (Grey) EWCe-2/WC20 BulletPoint2 : Principal Oxide: 1.8–2.2% Cerium Oxide BulletPoint3 : Non-Radioactive. Best for use in Alternating Current (A/C) or Direct Current (D/C) applications using inverter or transformer based constant current power sources. BulletPoint4 : Good for low-alloyed steels, non corroding steels, aluminum alloys, magnesium alloys, titanium alloys, nickel alloys, copper alloys. BulletPoint5 : Good ignition and re-ignition properties, long service life, excellent arc stability. Low erosion rate, best at low amperage range, no spitting, good D/C arc starts and stability. Color : Gray ExternallyAssignedProductIdentifier1 : 0720340088604 ExternallyAssignedProductIdentifier2 : 720340088604 ItemName : CK T0407GC2 2% Ceriated Tungsten Electrode .040" X 7", 10 pack ItemPackageQuantity : 10 ItemTypeKeyword : arc-welding-stick-electrodes Manufacturer : CK Worldwide PartNumber : T0407GC2 ProductDescription : 2% Ceriated Tungsten Performs well in DC welding and arc starting at low current settings, and can be used proficiently in AC processes. It is composed of 97.3% Tungsten, 1.8%-2.2% Cerium, and .5% Other. Materials Welded-Carbon Steel, Stainless Steel, Nickel Alloy, and Titanium. Package of 10 ProductSiteLaunchDate : 2018-10-04T12:00:00.000-08:00 Size : .040 in. UnitCount : 10 UnspscCode : 39121400