Bloxide is a versatile weldable primer with a unique aluminum-based formula that eliminates cleaning or removal before welding, thus saving time and labor costs. Enhanced by corrosion preventative features, Bloxide can be applied to a wide range of metals for extended periods of storage, assisting in producing X-Ray quality welds. - See more at: http://www.tempil.com/specialty-coatings/bloxide-weldable-primer/#sthash.zxPc2XaF.dpuf