Johnson Matthey Medical - West Chester, PA Manufacturer, Custom Manufacturer
Manufacturer of precious metal sheet & foil to extreme dimensions & forms for demanding medical applications. Precious metal sheet is rolled down from ingots that are cast, forged & individually batch identified using a variety of melting techniques. These include air melting, melting under a specified gas, vacuum melting & electron beam melting. Vacuum cast steel rolls are employed that are regularly re-ground to ensure flatness & a consistent surface finish. Sheet & foil as thin as 0.0007 inch & as wide as 1.0 inch 3.75 inch.