There are several different types of primary crushers. The right one for a primary crushing application depends on the material to be crushed, the feed size, the desired product size and the capacity required.

A rock the size of a dining room table is plugged in the jaw crusher. After assessing the situation, a few people decide to wrap a chain around the rock and lift it out with a wheel loader.

McLanahan Universal Jaw Crushers are overhead eccentric jaw crushers that continuously reduce material as it passes through the crushing chamber with its aggressive force feed action as the movable jaw compresses inward and downward. The sharp primary blow at the top of the chamber reduces material instantly, while a secondary crushing …

3 C-Series Jaw Crushers 3 Superior MK-II Primary Gyratory Crushers 3 GP Series Cone Crushers ... duction rate and the size and shape of the fi n-ished product. After careful selection of each ... in-pit crushing operation. Integrating two or three mobile crushing plants combined with a

Our jaw crushers are mainly desgined to crush medium-hard to very hard materials. They are used in mines and quarries as primary crushers to crush blasted rockpile in preparation for finish crushing or conveying.

Finlay® tracked Mobile Jaw Crushers are renown for their capabilities in the reduction and sizing of aggregates for construction materials and also recycling construction waste. The Finlay range of Jaw Crushers are designed to meet the toughest demands of primary crushing applications with their impressive power, reliability and proven performance.

Typically, the minimum setting on most primary crushers will be about 4 to 6 inches, as noted above. Compression-style jaw, cone, impact crushers, and gyratory crushers are most often appropriate as primary crushing equipment types, though there can be overlap between primary and secondary crushers as far as suitable types. 2. Secondary …

Laboratory Jaw Crushers are designed for economic size reduction of typical aggregates and common minerals at an output scaled for laboratory testing. Adjustable jaw openings allow close control of output size. High operating rpm promotes efficient size reduction with lower dust generation compared to other crushers and pulverizers. Crushers are …

All jaw crushers feature two jaws: one of which is fixed while the other moves. The working principle of jaw crushers is based on the reciprocating movement of the movable jaw that compresses and crushes the rock or …

Jaw crushers are commonly used in the mining and aggregate industry for breaking down different types of materials, such as rocks and minerals, into smaller pieces. There are several types of jaw crushers available in the market, each with different capabilities and specifications. In this article, we will discuss the most common types of …

43" x 27" mobile jaw crusher ideal for heavy-duty primary crushing & concrete recycling applications. It features a large hopper and magnet for steel.

A pit-portable primary crusher can be an economically sound solution in cases where the producer is crushing at the quarry face. In modern plants, it is often economically advantageous to use a moveable primary crusher so it can follow the movement of the face where raw material is extracted. The most common use of track …

The double jaw crusher is designed for crushing hard materials, also quarried materials, sand and gravel, and recycling. [4, 5] crusher [4] The tie rod and compression spring ensure that the ...

Blake jaw crushers, also as double toggle jaw crushers, are characterized by the position of the pivot of the swing jaw, which is located at the top of the machine. This design allows for a larger feed size and a higher capacity, making it suitable for primary crushing. The motion of the swing jaw in a Blake crusher is predominantly vertical ...

Jaw Crushers typically have a reduction ratio of 6:1, which means a 30" feed will be reduced down to 5" at the smallest size. The product size can be adjusted by opening or closing the gap between the jaw dies at the smallest point. This is referred to as the closed-side setting. If you need a smaller product size, move the jaw dies closer …

Choosing the right crusher. Aggregate producers and recyclers use rock crushers to reduce the size of rock, stone, concrete and asphalt rubble to produce construction materials like base gravel and new concrete and asphalt mixes. Several types of crushers are available in the marketplace, but jaw, cone, and impactors are the most commonly …

For crushing extremely hard, tough materials extra strength can be built into the jaw crusher at less extra expense than in the gyratory. So-called "standard" designs, i.e., unreinforced, are usually more rugged than the standard design of gyratory. Advantages and Disadvantages. Neither machine is particularly well suited to handling …

Designed for optimal crushing performance in the toughest crushing environments, 's Iron GiantTM Series jaw crushers provide superior value in all operating conditions.

Today, manufactures nearly 20 different cone crushers, in addition to a variety of other products, including impact, jaw and hybrid crushers.

The new Titan T200 Cone Crusher model utilizes 200 horsepower with a maximum feed size of 8 inches and throughput capacities from110 up to 288 STPH making the T200 ideal for secondary and tertiary circuit positions in mining, construction aggregates, industrial and recycling applications. With a small footprint, the T200 can …

Primary crushing. The duty of the primary crusher is, above all, to make it possible to transport material on a conveyor belt. In most aggregate crushing plants, primary crushing is carried out in a jaw crusher, although a …

In under-ground crushing plants where the diameter of the mine-shaft a skip forces limits on rock size, a jaw crusher will be the machine of choice. Again, if crushing on surface, both styles of stone crushing machines should be evaluated.

Small Jaw Crushers (or the Blake Type) are an exceedingly strong, serviceable machine, widely used in milling operations, also for general crushing equipment and work. It is especially adapted to handling blocky ore requiring large jaw openings 3″, 4″, or 5″ in size.

Jaw crushers are the most common solution in underground applications when the throughput is less than 1,000 tons per hour, depending somewhat on the scalping solutions. Above 1,000 tph, primary gyratory crushers begin to look interesting, and after the throughput reaches 2,000 tph, jaw crushers are very rare, with the exception of a …

Our Lippmann Jaw Crusher is ideal for stationary, skid-mounted, or portable and mobile primary crushing applications. Call 800-648-0486 to find out more.

Crusher Product Gradation Charts. Aggregates required for a given job are generally specified by a full set of gradation limits and other relevant properties of the material. When rock is crushed, the product includes material of the size of the crusher setting, some slightly larger and the rest of the material smaller than the crusher setting.

A jaw crusher, like 2036 in the Jaw Crusher Table here above, would be able to take the maximum 12 in. size quarry stone but it would not have the required 70 tph capacity needed. To have the needed capacity a jaw crusher like the 2042 or 2436 sizes will have to be selected overloading the secondary crusher.

A jaw crusher essentially crushes large rocks to a more usable size. They're typically the first-line machinery used in the material reduction for several applications. This includes rock quarries, sand and gravel, construction aggregates, metallurgy, and chemical industries. Jaw crushers are specifically designed to handle …

He outlines three simple rules behind properly sizing a jaw crusher. Rule #1: Identify maximum feed size. The size of the crusher opening directly determines the maximum feed size going into the crusher. For example, if the jaw has a 30-in. opening (gape), the maximum feed size should not exceed 80% or 24-in. If crusher feed …

The robust pitman assembly ensures the greatest reliability even under the most severe crushing conditions. All C Series jaw crushers incorporate larger and sturdier eccentric shaft bearings than other crushers of comparable size. The pitman, crusher frames, and bearing housings are made of high-quality cast steel. 5 HigH quality and reliability.