larger material, Blake type jaw crushers are preferred. The characteristics of such crusher are: 1. Larger, rough, massive and sticky rocks can be crushed. 2. They are easy to maintain 3. It is very simple to adjust and prevent much of wear and are easy to repair, 4.
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As ideal primary or secondary crusher equipment, jaw crushers with different types are often used in various industries. Depending on different ways of moving, jaw crushers are divided into four types: Blake jaw crusher, Dodge jaw crusher, PE universal jaw crusher and mobile jaw crusher.
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The Blake crusher was first patented by Eli Whitney Blake in 1858 and it is the most common type of jaw crusher employed today. The Blake type jaw crusher has a fixed feed area and a variable discharge area. Blake type crushers come in various sizes and are commonly used for primary and secondary crushing roles.
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Blake Crushers. Blake Crushers are Jaw Crushers with a movable jaw pivoted at the top, giving greatest movement to the smallest lumps. The throw of Blake jaw crushers is determined by the hardness of the ore as well as the size of the machine. It may vary from d in for hard but friable ores to 3 in for resilient material.
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4. After completion of the crushing operation, Switch FF?the machine along with MCB connection, then cut the main supply. 5. Before leaving, clean the equipment properly. BLAKE JAW CRUSHER It is used for reducing run-of-mine ore or coal to a size small enough to be taken by the next crusher in the series during the first stage of crushing.
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Currently, the dimensions of the largest Blake-type jaw crusher in use are 1600 mm 2514 mm with motor ratings of 250?00 kW. Crushers of this size are manufactured by Locomo, () and others. The crusher is the C 200 series having dimensions 1600 mm 2000 mm driven by 400 kW motors. Table 4.1.
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Double Toggle ?Blake Type or Overhead Pivot Movement. Double toggle movement jaw crushers like the Blake style (named for the inventor of the first successful mechanical jaw crusher, Eli Whitney Blake), have long been the standard used for crushing hard and abrasive rocks, as well as sticky feeds. These jaw crushers have high energy efficiency.
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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 any mechanism thus far devised for rock and ore breaking.
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Easy-to-clean crushing chambers; Popular types of Jaw Crushers Double Toggle ?Blake Type or Overhead Pivot Movement. Double toggle jaw crushers are the classic style of jaw crushers. Theye also popularly known as the lake type?because of their similar mechanism to the original jaw crusher by Eli Whitney Blake.
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eccentric jaw crushers as far as maximum capacity potential is concerned. However, these crushers have realization factor curves somewhat different from those outlined for the Blake type. While this paper is concerned principally with standard type single-toggle crusher capacities, the
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