1,200 x 750 mm (47 x 29 in.) Max. feed size. 650 mm (26 in.) Capacity. 400 mtph (440 stph) QJ341 mobile jaw crusher is the ideal solution for a wide range of applications. Equipped with a C12 jaw crusher, a powerful and fuel-efficient engine, it is designed to tackle the most difficult operations. QJ341.

That is to designed for the capacity range from 50 to 400 TPH, our jaw crushers shall be put into use for stones and minerals with varying crushing and abrasive index. Meanwhile with more than 100 Installations, our jaw crushers can handle stones with variable hardness from soft to extreme hard. Nesans CH Series Jaw Crushers - Factory Assembly.

Jaw Crusher. This type of primary crusher is usually used for crushing shale to reduce it to a size suitable for handling. Roll Crusher. For a given reduction ratio, single-roll crushers are capable of reducing ROM material to a product with a top size in the range of 200–18 mm in a single pass, depending upon the top size of the feed coal ...

Primary crushers can handle large feed lump sizes and typically include Jaw Crushers and Gyratory Crushers, but Impact Crushers may also be used as primary crushers if the material is easily crushed and not abrasive. ... These crushers offer reduction ratios as high as 20:1. They are adept at handling less abrasive materials in …

The ratio of reduction through a primary crusher can be up to about 8:1. Feed: ROM up to 1.5 m; Product: -300mm (for transport) to -200mm (for SAG mill) Feed Rate: 160 to 13,000 tph; The family of primary crushers include: Gyratory Crushers Jaw Crushers Impact Crushers; Typical rules for primary crusher selection:

This would be a 12:1 ratio. Reduction ratio example for a jaw crusher. Why the reduction ratio for crushing is so important? These ratios help increase your crushing efficiency by …

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Understanding the Reduction Ratio in Crushers

WEBThe right one for primary crushing often depends on the material to be crushed, but the reduction ratio of jaw crushers are usually between 8:1 and 6:1. Secondary Crusher These crushers break down materials into …

single-toggle type jaw crushers. RATIO of the size of square openins pas6lng all of the feed to the gaps of the recelvlng opening. Fig. 2-Realization factors (r) this effect is apparently negligible as far as capacity is concerned. Feed factors computed from the trap- rock and taconite tests came within about 3 pct of

Generally, jaw and impact crushers exhibit a large reduction factor, defined as the ratio of the particle size of the input to that of the output material. A jaw crusher crushes only a small proportion of the original aggregate particles but an impact crusher crushes mortar and aggregate particles alike and thus generates a higher amount of ...

The main disadvantages of jaw crushing: Low productivity, high power consumption, large vibration, small crushing ratio, product granularity is not uniform, and can't be crowded to ore. ... It can crush the materials below 200mm to cm level. two jaw crushers can be equipped with the complete crushing production line. The single machine ...

Jaw Crushers. Reduction ratio - 6:1. Jaw Crushers use pressure to break up very hard, flaky, and slabby rocks by passing them between a moving surface and a stationary one. They are generally used for primary crushing but also provide great results with secondary crushing. Jaw crushers are excellent for breaking up concrete, rock and asphalt.

All crushers have a limited reduction ratio m eaning that size reduction will take place in stages. 3.2 Operation stages: The operating stages in minerals process ing have remained the same for ...

Jaw crushers also have a high crushing ratio and a low rate of wear and tear, meaning they can be used for a long time without needing to be replaced. They are also energy-efficient, as they require less power to operate than many other types of crushers. Disadvantages of Using a Jaw Crusher.

The capacity of a jaw crusher is given by the amount of crushed material passing the discharge opening per unit time. This is dependent on the area of the discharge …

the strength to weight ratio of th e movable jaw can be increased by increasing the number of stiffe ners attached to its back [17]; this is depic ted in Figure 4.

All crushers have a limited reduction ratio m eaning that size reduction will take place in stages. ... Jaw Crushers have found their extensive app lication for the mid crushing of the va rious ...

Jaw crushers, occasionally referred to as "toggle crushers," are the most common type of crusher. Material is compressed between a moving piece of steel and a stationary piece. Cone crushers are compression crushers that use a rotating piece of steel against a stationary piece of steel to reduce material. While similar in design and ...

Setting jaw crushers. Ideally, the reduction ratio of a jaw crusher should be 6-to-1. There are different ways to calculate reduction ratio, but the best way is something called the P80 factor. The reduction …

Setting jaw crushers. Ideally, the reduction ratio of a jaw crusher should be 6-to-1. There are different ways to calculate reduction ratio, but the best way is something called the P80 factor. The reduction ratio is then calculated by comparing the input feed size passing 80 percent versus the discharge size that passes 80 percent.

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.

Gyratory Crusher & Jaw Crusher Compared. There is another comparison that should be taken into consideration, that is the amount of space that each takes. The Jaw crusher is the smaller of the two and its …

Impact crushers can be used in many rock crushing application in lieu of a jaw and impact crusher. ... In other words, an impact crusher can reduce the material significantly more than a jaw and cone crusher. The ratio of input size vs the output size describes the so-called reduction ratio. Common reduction ratios and feed size example: ...

3. Production Capacity. Throughput Needs: High-volume projects might benefit more from jaw crushers, which can process large amounts of material quickly. Impact crushers, while efficient, may have a lower capacity for large volumes but provide precision in the final product's size and shape.

® C Series™ jaw crushers have proven to be reliable and productive in thousands of mining, quarrying, recycling and industrial applications with up to 11,000 jaw crusher installations since 1975. ... This increases the capacity as well as the reduction ratio, resulting in high production in all kinds of operations. Excellent material ...

The compression type crushers like jaw and gyratory crushers are used for hard and abrasive raw materials. Because of their limited reduction ratio of 3 : 1 to 7 : 1 it is in most cases mandatory to use multiple stage crushing. The roller crushers are used for moist and sticky materials. Generally the machines have to be rigid enough to crush ...

Reduction Ratio: The ratio of the feed size to the product size. ... Manganese steel is revered in mining and construction for its unparalleled wear resistance and durability, allowing jaw crushers to handle feed with varying degrees of hardness and abrasiveness. Whether processing soft limestone or the more resistant iron ore, the wear …

Ideally, the reduction ratio of a jaw crusher should be 6-to-1. There are different ways to calculate reduction ratio, but the best way is something called the P80 factor. The reduction ratio is then calculated by …

VSI Crushers. Tertiary, Quaternary. Maximum Feed Size 8″ (203mm) Maximum Reduction Ratio 8:1. Maximum Production Rate 550 STPH (500 MTPH) — Materials: Benefication, Cement Clinker, Chips, Concrete Rock, Cubicle Products, Fractured Gravel, Man-Made Materials, Manufactured Sand, Precious Metals, Re-Crushing Shaping, Super Pave

As a rule, Jaw Crushers have a 6:1 or 8:1 ratio for crushing material. Still using the 32 x 54 Jaw Crusher example, the top size of the feed entering the crushing chamber has to follow the F80 rule that 80% of the top size …

jaw crushers are reliable, high-performing crushers built to optimize primary crushing applications in mines and quarries. These tough crushers are delivered with everything you need for plug-and-play installation and safety features to keep operators out of danger. Backed up with a complete Reliability and Protection package, they get ...