... speaker web, compound of steel and plastic tube, sealing of aluminum foil (tooth paste peel), motor rotor and sealing of tubular ... kettle, cookware (induction brazing of stainless steel flat base, aluminum sheet and tubular electric heating elements of various form) c ... . Detail applications are stated as follows: d. Melting for aluminum, copper and small capacity metal melting ecte. Pipe Pre-heatingf ...