Master Bond Steel Master #43 is a high perfommance, steel filled two component epoxy resin system forthe cost effective repair, maintenance, rebuilding, restoring and resealing of wom or damaged metal components. lt is formulated to cure readily at room temperature with a convenient five (5) to one (1) mix ratio on a weight basis. It mixes easily and can be applied without sagging or dripping even on vertical surfaces. This unique epoxy resin system develops high physical strength properties and exhibits excelient durable adhesion to many other substrates including metals particularly steel, also to ceramics, glass, wood, vulcanized rubbers and many plastics. The bonds feature remarkably high resistance to thermal cycling and chemicals including water, oil and most organic solvents over the exceptionally wide temperature range of - 60°F to more than 250°F. Color of part A is gray, part B amber. Steel Master #43 compound is wideiy used in electronic, electrical, computer, constnuction, metalworking, appliance, automotive and chemical industries for the repair, rebuilding, restoring and resealing of worn or damaged metal equipment and components.