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2012年(464)

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分类: Delphi

2012-06-18 14:31:49

Cone crusher safety and adjusting device matters

Cone crusher is widely used in mining industry, metallurgy industry, construction, road building, chemistry plant and silicate industry. It is used to break hard stone and rocks, such as iron ore, copper ore, quartz, granite, limestone, sandstone, etc.
Cone crushers fall into coarse crushing cone crusher, medium crushing cone crusher and fine crushing cone crusher, all of which is available for ore rocks above middle hardness.
PY series cone crusher
PY series cone crusher is available for ore rocks above middle hardness. Crushing chamber shape is decided by purpose of finished ore products. Among of them, standard crushing chamber is fit for medium crushing; Medium chamber is fit for medium and fine crushing; Short head is suit for fine crushing.
Points for attention in operation
1. As for PY series cone crusher, the crushing ratio of medium and fine crushing is larger than coarse crushing. In order to prevent crushing chamber from bogging, we should increase discharging open and guarantee the particle size. On the other hand, we should also increase diameter of the bottom of cone to enlarge cross section of discharging open.
2. Since the discharging open of PY cone crusher is small, the foreign material is likely to cause accidents. Besides, medium and fine crushing is highly required in particle size. We must adjust discharging open timely once liner has worn. Therefore, the cone crusher fool proof device and adjusting device is more important than coarse crushing operation.
The basic concept of the mineral Sizer( for sale in Brazil) , is the use of two rotors with large teeth, on small diameter shafts, driven at a low speed by a direct high torque drive system. This design produces three major principles which all interact when breaking materials using Sizer Technology. The unique principles are; The Three-Stage Breaking Action, The Rotating Screen Effect, and The Deep Scroll Tooth Pattern.
For the most part advances in crusher(crusher for sale in Pakistan) design have moved slowly. Jaw crushers have remained virtually unchanged for sixty years. More reliability and higher production have been added to basic cone crusher designs that have also remained largely unchanged. Increases in rotating speed have provided the largest variation. For instance, a 48 inch (120 cm) cone crusher manufactured in 1960 may be able to produce 170 tons/h of crushed rock, whereas the same size crusher manufactured today may produce 300 tons/h. These production improvements come from speed increases and better crushing chamber designs.

 

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