Blake Jaw Crusher - 911 MetallurgistMar 19, 2017 . In the history of crushers, both chronologically, and by virtue of its standing in the field of heavy-duty crushing, the Blake jaw crusher stands first in the list. All of the large, heavy-duty primary crushers of the jaw type are built around the Blake principle which, for simplicity and brute strength, is unsurpassed by.schematics of blake type jaw crusher,Jaw Crusher - Mineral Processing Design and Operations (Second .May 13, 2016 . Designs of different types of jaw crushers such as Blake, Dodge with single and double toggles used for initial comminution of minerals, as received from mines, . For sizing a crusher and ancillaries for open circuit operations, Equations (4.1) and (4.3) are helpful as a first approximation. From the equations.