Fusion is the leader in brazing and soldering automation. Several hundred paste varieties are manufactured at our Willoughby, ... Ohio headquarters outside Cleveland. Feasibility testing of new applications also takes place here, supported by our Technical Services Group, which provides input on the chemical and metallurgical aspects of parts joining. These pastes, along with Fusion applicators, equipment, and design expertise, allow our customers to place "Total Responsibility" for their brazing and soldering needs with one reliable source. read more