Rock Crushing Rule of Thumb Mineral Processing Nearly all crushers produce a product that is 40 finer than onehalf the crusher setting Source Babu and Cook The product of a jaw crusher will have a size distribution such that the 80 fraction size d80 is slightly less than the openside setting of the crusher For example if the open side setting is 6 inches the d80 product size will be 5¾ inches
Chat Online
An example regarding the effect that crusher setting has on the product gradation is as follows if the target crusher setting is 3/8 in 10mm yet the setting is not checked and it wears open to 1/2 in 13mm then the end result is a 15 percent decrease in the minus 3/8 in 10mm material size
Chat Online
High output with fine grain size more than 80 of the finished product size is less than 10mm while the traditional concrete processing equipment can only reach 40 Ship type steel frame sturdy and durable all steel ship structure high strength structural space optimized design fully guarantee the quality and performance
Chat Online
Material below setting in the feed 10 30 but no filler and fines 0 4 mm normally Maximum feed size Reduction ratio must be limited to 3 4 Recommended max feed size is 50 mm Correct feed distribution Feed distribution should be non segregated and evenly distributed around crushing cavity Setting closer to required product Correct
Chat Online
the crusher provided below The measurements given in the table should be deducted from the open side setting OSS for calculation of the closed side setting CSS according to the size of the crusher to be adjusted Example If the measurement of the OSS in the C160 model is 191mm 7 1/2 then the CSS will be 19141 = 150 mm 7 1/2 Chat Online
Chat Online
hydraulic crusher setting adjustment for total control of product size and crusher overload protection to prevent damage by uncrushable objects Features Benefits High output and excellent reduction capability Wear resistant hyraulic folding feed hopper with hydraulic wedge fixing system Excellent under crusher access for
Chat Online
HP800 Cone Crusher Stationary One HP500 one HP300 two HP200 crushing Amphibolite Higher yield By operating the HP cone crusher on the lower end of its speed range the product gradation can be shifted to produce fewer fines and a higher percentage of on spec product The HP cone crusher creates a higher value product with less waste
Chat Online
Mine to Mill or Mine to Product optimisation is crucial in ensuring maximum economic return on a Project Much emphasis is placed upon blast fragmentation at the mine to crusher/mill modelling and selection however little thought is put into one of the major performance drivers at the Crusher the Closed Side Setting
Chat Online
High output with fine grain size more than 80 of the finished product size is less than 10mm while the traditional concrete processing equipment can only reach 40 Ship type steel frame sturdy and durable all steel ship structure high strength structural space optimized design fully guarantee the quality and performance
Chat Online
Crusher setting Efficiency Size reduction and ultimately the crusher setting are directly proportional to the rotor speed it largely dictates how many fines are produced Slower rotor speeds can be used as a means of reducing fines but may result in a product
Chat Online
HP800 Cone Crusher Stationary One HP500 one HP300 two HP200 crushing Amphibolite Higher yield By operating the HP cone crusher on the lower end of its speed range the product gradation can be shifted to produce fewer fines and a higher percentage of on spec product The HP cone crusher creates a higher value product with less waste
Chat Online
Closed Side Setting Effect on Feed Size Measurement of the crusher s closed side setting CSS varies depending on the jaw profile that is being used and has an impact on the crusher s capacity and product gradation Diagram of closed side setting effect on feed size image
Chat Online
As a result the most common control objective is regulating the crusher power or the closed side setting not actual size reduction or the product size Cone crushers are typically operated at constant operating parameters setting mode or by control modes that regulate crusher load load mode that is crusher power draw or piston pressure
Chat Online
lease User benefits include track mobility for a quick set up time hydraulic crusher setting adjustment for total control of product size crusher overload protection to prevent damage by un crushable ob jects Output potential up to 400tph 440 US
Chat Online
Crusher manufacturers publish grid charts particle size cumulative distribution curves and/or product size distribution tables to help predict the gradation of the crusher product These charts curves and tables give the percentages passing or retained on standard size screens for each given setting of the crusher
Chat Online
Size reduction and ultimately the crusher setting are directly proportional to the rotor speed This largely dictates how many fines are produced Slower rotor speeds can be used as a means of reducing fines but may result in a product with more oversize or return than is desired
Chat Online
release User benefits include track mobility for a quick set up time hydraulic crusher setting adjustment for total control of product size crusher overload protection to prevent damage by un crushable ob jects Output potential up to 400tph 440 US tph Hydraulic folding feed hopper with hydraulic wedge fixing system
Chat Online
crusher is the set and on jaw and gyratory the open side set OSS is specified This reflects the fact that considerable portions of the processed material fall through the crusher at OSS and this determines the characteristics size of the product The set of
Chat Online
for a quick set up time hydraulic crusher setting adjustment for total control of product size and crusher overload protection to prevent damage by un crushable objects An optional hydrostatic drive system offers versatility and allows the crusher to be operated in reverse of particular benefit in recycling applications Features Benefits
Chat Online
6 Setting Should Be Close to Desired Product Size Studies have shown that the flakiness index or cubicity for a cone crusher is best for those particle sizes that are close to the CSS As the particle size gets larger or smaller than the CSS the cubicity gets worse
Chat Online
lease User benefits include track mobility for a quick set up time hydraulic crusher setting adjustment for total control of product size crusher overload protection to prevent damage by un crushable ob jects Output potential up to 400tph 440 US tph Hydraulic folding feed hopper with wedge fixing system Heavy duty wear resistant feed hopper
Chat Online
The Single Roll Crusher with its 6 1 ratio of reduction is ideal for reducing large feed lumps to a medium product size while producing a considerably lower percentage of fines The minimum product sizing of a Single Roll Crusher is generally limited to 2 3 The crushing is carried out between the full width of the extra long curved crushing plate and the low speed crushing roll The
Chat Online
Larger top size and overall size downstream Lower crusher throughput and/or larger P 80 /P 100 will impact Milling and beneficiation throughput Targeted grind/crush size MINTAP 12 Tertiary crusher product reporting to a rod mill
Chat Online
To apply what this means to your crusher operations produce the exact sizes in the reduction process that their market demands In the past quarries produced a range of single size aggregate productsup to 40 mm in size Still the trend for highly specified aggregate means products are increasingly finer
Chat Online
Crusher Setting Product Size Gyratory and jaw crushers are always rated at certain open side or close side discharge settings In order that we may select the
Chat Online
The machine has improved crushing ability and setting under rate product particle size etc dramatically equipped with latest oil pressure mechanism and control panel that is compatible with IoT This is secondary and tertiary cone crusher suitable for the next generation with outstanding easy maintenance and high economical merits
Chat Online
The product from the cone crusher is ideal for feed to a ball or rod mill laboratory pulverizer gravity concentration testing sizing analysis or sampling These cone crushers are durable ruggedly constructed machines to meet many demanding pilot plant or laboratory applications Adjustment for varying the product size is quick and easy
Chat Online
As a result the most common control objective is regulating the crusher power or the closed side setting not actual size reduction or the product size Cone crushers are typically operated at constant operating parameters setting mode or by control modes that regulate crusher load load mode that is crusher power draw or piston pressure
Chat Online
For GP series crushers at different CSS the product passing through css is 70 and maximum product siz is about 2 times the css But normally that is for medim hard ore like limestone For other ore types soft and hard the figures will be different less for hard ore and more for softer ore
Chat Online
Closed side setting CSS The closed side setting can be calculated by deducting the stroke from the OSS CSS is the most important crusher parameter since it defines the maximum product size and has significant bearing on capacity product gradation power draw and wear Nip angle The nip angle is the angle between the fixed and movable jaw dies
Chat Online
crusher is the set and on jaw and gyratory the open side set OSS is specified This reflects the fact that considerable portions of the processed material fall through the crusher at OSS and this determines the characteristics size of the product The set of a crusher
Chat Online
size gradation compressive strength toughness friability and moisture content of the feed Capacities are for open circuit applications Crusher Settings The crusher settings shown in the tabulation are for general guidance only and when operation is required toward the lower end of the setting range MPS should be consulted to veri
Chat Online
a maximum feed size that will enter the crusher without bridging and Measurement of the crusher s closed side setting varies depending on the product gradation The following factors will enhance crusher capacity and performance 1 Proper selection of the jaws 2 Proper feed gradation
Chat Online
Selectiing what size a crusher needs to be is based on factors such as the F80 size of the rocks to be crushed the production rate and the P80 desired product output size Primary crushers with crush run of mine rock from blast product size to what can be carried by the discharge conveyor or fit/math the downstream process
Chat Online
Crusher Setting Product Size Apr 28 2017 An example of the effect that crusher setting has on the product gradation is as follows If the target crusher setting is 3/8 in 10 mm but the setting is not checked and it wears open to 1/2 in 13 mm then the end result is a 15 percent decrease in the minus 3/8 in 10 mm material size
Chat Online