Related Questions

A round billet made of 70-30 brass is extruded at a temperature of 675°C. The billet diameter is 125 mm, and the diameter of the extrusion is 50 mm. Calculate the extrusion force required.
The pressure required to maintain flow during indirect extrusion
P. decreases with decreasing rate of the billet
Q. Increases with increasing extrusion ratio
R. is independent of the length of the billet
S. is independent of the extrusion ratio
The extrusion ratio for hot extrusion is much more than the extrusion ratio for cold extrusion.
The brittle material is extruded in the hydrostatic pressure extrusion process. Whereas ductile metal can be extruded through normal operations.
If the initial temperature of the billet is high, the extrusion pressure will be __________ as compared to billet having a lower temperature.
A steel bar of the initial diameter of 20 mm is extruded with extrusion ratio of 8. Find the final diameter of the bar?
The maximum stress/force that can be applied on the billet is more in indirect extrusion compared to direct extrusion.
If the effective flow stress for extrusion is 100 MPa and the extrusion ratio is 4, then find the ideal extrusion pressure for the process?
A steel bar of the initial cross-section area of 200 mm2 is extruded with extrusion ratio of 8. Find the final cross-sectional area of the bar?
At a particular extrusion ratio, the strength . . . . . . . . along the length of the extruded product from front to back end.