Applications - you can take impressions of All metals Non metals Paper or cardboard items Wood, marble etc All plastics Rubber Ceramic and glass items  

Physical advantages over the hard copy replicas: Replica is easy to remove - even if they are in under cuts or grooves Cross-sectioning of replica is easily accomplished with s knife or razor It can then be checked on an optical comparator or microscope Surface finish replication is exact with excellent optical properties Reprorubber copies can be re-copied (copy from a 'female mould' yields a male-shaped replica) Replicas are permanent - will not leach or ooze out nor gas out No more 16 hour cure time as with RTV silicones More accurate than all other RTV compounds Reprorubber putty will withstand up to 600°F (or more) 

Other Uses Include: Prototypes of rubber type components such as gaskets, washers, etc Making joints where flexibility is required As a mask for high temperature plasma spray of metallic coatings Fixturing where semi-rigid structure is desired