Test Mandrel Morse Tapers

Salient Features of Test Mandrel Morse Tapers :-
* The Inspection Mandrels are made of hardened and stabilized steel.
* For easy usage and accuracy the Mandrels are provided with properly ground and lapped centers, recessed at both ends for protection from damage.
* The 4 reference lines ( r ) are spaced 90 degree apart on the mandrel cycliner (ref. 1,2,3,4 in fig 2) for use in testing machines.
* In Morse and Metric Tapers, the Mandrels are self holding in the socket (ref. fig. 2 ). A threaded hole is provided to fit a nut to extract the Mandrel from the socket.
* In Steel or ISO Tapers, a tapped hole is provided for fixing the mandrel with a threaded retaining pin (ref. fig.3).To avoid Mandrel cylinder surface from being ' turned ' (by grinding) the Mandrel has an extension 14 to 32 mm in length and of slightly less diameter than of the Mandrel cylinder.