In extrusion of metals, which of the following statement is true ?
(A) Speed of the extruded material is same as that of ram speed
(B) Redundant work is a function of the die angle
(C) Relative motion between the billet surface and the container wall is always present
(D) Hollow ram is used for indirect extrusion
| Share this... |
 Facebook
|
 Twitter
|
 Linkedin
|
 Whatsapp
|
Your email address will not be published. Required fields are marked *
