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calculation should be made with the assistance of this Manual. Man y people try to include the man hours from the tables into the computer systems which I oppose. Those are the people which instead of using a computer a computer uses them. An estimator himself must choos e the v alues and define the man hours taking into account all

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efficient replacement you need to determine operating hours efficiency improvement values and load. Part-load is a term used to describe the actual load served by the motor as compared to the rated full-load capability of the motor. Motor part-loads may be estimated through using input power amperage or speed measurements.

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Jul 08 2009 ·From MaintenanceResourcesTake the guess work out of how much force is exerted on a sling when making a lift with two or more lifting straps. The angles are

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Mass divided by time where the mass is measured in tons and the time is measured in hours. If the mass and time are measured in other units they will need to be converted to tons and hours.

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The Following conveyor belt capacity charts show tons per hour (TPH) based on material weighing 100 lbs. per cubic foot 20° material surcharge angle with three equal length rolls on troughing idlers. CAPACITY (TPH) =.03 x Belt Speed (FPM) x material weight (lb. per cu. ft.) x load cross section (sq. ft.)

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Mass divided by time where the mass is measured in tons and the time is measured in hours. If the mass and time are measured in other units they will need to be converted to tons and hours.

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aggregate conveyor belt speed calculator. how to calculate conveyor belt capacity aggregate belt conveyor sand per hour calculator how to calculate conveyor belt capacity aggregate formulas Multiply the aggregate tons per hour To Calculate The Speed In Get Price Conveyor Belt Speed Calculation This paper discusses aspects of highspeed belt conveyor design get price

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If factory overhead is Rs 3 00 000 and total machine hours are 1 500 the machine hour rate is Rs 200 per machine hour (Rs 3 00 000 ÷ 1500 hours). Advantages This method can be used advantageously where the machine is the major factor in production.

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4.1. CALCULATION METHOD a. Activity-based approach (calculation method recommended for use by chemical companies) Since the vast majority of freight transport operations of the European chemical industry are outsourced most shippers have no direct access to energy or fuel consumption data. In the absence of such data shippers can estimate CO 2

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Dec 28 2012 · No universal formula links these variables to how much power the belt consumes. the conveyor belt must move 330 tons each hour 330 x 0.907 = 300 tonnes per hour. 3.

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Load Calculations Methods Before one can design an efficient and effective air conditioning system the load must first be calculated using established techniques. There are various methods in use. The most basic of these methods is a rule-of-thumb value -- for example square feet of floor area per ton

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The first method is the selection of type of soil to be excavated and lead distance where the soil has to be disposed off. Then the other variable that is considered is the depth of excavation and is presented in the rate analysis description as follows tractor / dumper and unskilled labors are based on their capacity per day (8 hours of

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Engineers use a ton of hardcore or other material as the unit for these projects. A ton is equal to 2 000 pounds. To calculate the amount of aggregate you need for a project make sure you know the length width and depth in feet of your project. Multiply these three values to get the volume in cubic feet divide it by 27 to get cubic yards and

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Type the number of Ton per hour (t/h) you want to convert in the text box to see the results in the table.

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cubic meter per hourm3/hr gallons per minutegpm 4.403 cubic meter per hour3m/hr barrel per dayb/d 337.3 kilogramskg pounds masslbm 2.205 kilogram per square centimeter2– kg/cm Bar 0.980 7 kilogram per square centimeterkg/cm2 pounds force per

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This is the free online excavation calculator intended to define and estimate the planned volume of the earthwork of the construction pit carried out for the foundation of a house or another building French drain of a villa trench needed to establish the sewage system of a house swimming pool reservoir for water supply piping and other.

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the installed unit rate per ton on a 50 ton project. Geographical Location Regional differences in materials labor and equipment can all have an impact on overall costs. For example wage rates for labor in New York NY will tend to be much higher than in Tampa FL. There can

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Belt Load. At one time when the load is known per square foot P= G 1 x C(in feet)x W (in feet) At one time when load is known by pounds per hour P=G 2 /(S x 60) x C(in feet) Horsepower. Level Conveyors HP=(F x S x (P M))/33 000 Inclined Conveyors HP=((P x B) (P M)x F x S)/33 000. Effective Tension. Pull needed to move belt and load

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Punch Force (KN) = 80 x 3 x 0.3447 = 82.728 KN Convert into tonnage 82.728 KN ÷ 9.81 = 8.43 Ton Punching Force Calculator P.S If you want to calculate hydraulic press tonnage you can use our hydraulic press tonnage calculator .

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Blasted tonnes (T) = V x Density of rock in t/m3 Volume of blasthole (Vb) Kg of explosive per meter of column for given density (g/cm 3) Hole Diameter mm in mm in 270 10 0.60 0.80 0.82 0.85 0.90 0.95 diameter Calculation Kg/m = 3.14159 x for D 2 x P / 4 000 Where D is the hole in mm is the explosive density in g/cm 3 To determine the

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Crushed stone was 978 per ton calculating cost per ton for crushing plant get price and support online limestone screenings cost per ton dctm related posts cost of crushing gold ore per ton screening cost mining per ton cost per ton of gravel crushers in the pembroke area cost of a 50 ton per hour jaw crusher stone crusher machine .

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Load Calculations Methods Before one can design an efficient and effective air conditioning system the load must first be calculated using established techniques. There are various methods in use. The most basic of these methods is a rule-of-thumb value -- for example square feet of floor area per ton

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Apr 10 2009 · The conveyor is a coal conveyor as specified and need to transport coal at a rate of 3000 Tonnes/Hour coal has volume of 0.96 Tonnes per cubic metre. The conveyor belt weighs 88tonnes itself. It takes 5 tonnes to turn the conveyor when empty i used a lifting block n tackle.

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Type the number of Ton per hour (t/h) you want to convert in the text box to see the results in the table.

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Method-2 Reinforcement Estimation (Accurate Method) This is the most accurate method for quantity estimation of reinforcement. This method requires the drawings and schedules. The drawings used in this estimation are the representative of actual structure.

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A screw conveyor is required to transport 10 tons per hour of unslaked lime with a bulk density of 60 lbs/ft 3. The unslaked lime also needs to be mixed in transit using cut and folded flights. The conveying distance is 15-feet so short (2/3) pitch screws will be used to ensure proper mixing.

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Conveyor loadings may sometime exceed the recommended of Loading listed in the materials table. Considerations as to the material characteristics may justify up

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Convert the desired capacity in cubic feet per hour to the equivalent capacityat a belt speed of 100 fpm. (ex. Capacity (eqiuv) = 33333 x (100 / 600 fpm) = 5555 ft3/hr 7. Find the appropriate belt width 8.

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The table gives a figure in cubic feet which includes the volume of a ton of solids plus the necessary volume of water to make a pulp of the particular specific gravity desired. Multiply this figure by the number of dry tons of feed per twenty-four hours. Then simply adjust this figure to the required treatment time such as 16 30 36 72 hours.

Chat Online### What is the formula for tons per hourAnswers

Mass divided by time where the mass is measured in tons and the time is measured in hours. If the mass and time are measured in other units they will need to be converted to tons and hours.

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This calculator will calculate the volume of excavated material using length and width of the excavation in feet and the excavation depth from an average of four points. It will calculate the volume increase of the material using the swell/bulking percentage from Bank to Loose volume. A dump truck holds anywhere from 10 to 14 cubic yards of

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This article presents cost models for open pit mines which takes into account cost uncertainty. In this paper cost uncertainty is considered as cost of under production and cost of over production.

Chat Online### Calculating Power required to drive a conveyor

Apr 10 2009 · The conveyor is a coal conveyor as specified and need to transport coal at a rate of 3000 Tonnes/Hour coal has volume of 0.96 Tonnes per cubic metre. The conveyor belt weighs 88tonnes itself. It takes 5 tonnes to turn the conveyor when empty i used a lifting block n tackle.

Chat Online### Blasting and Explosives Quick Reference Guide 2010

Blasted tonnes (T) = V x Density of rock in t/m3 Volume of blasthole (Vb) Kg of explosive per meter of column for given density (g/cm 3) Hole Diameter mm in mm in 270 10 0.60 0.80 0.82 0.85 0.90 0.95 diameter Calculation Kg/m = 3.14159 x for D 2 x P / 4 000 Where D is the hole in mm is the explosive density in g/cm 3 To determine the

Chat Online### how to calculate cost per tonne in mining

Crushed stone was 978 per ton calculating cost per ton for crushing plant get price and support online limestone screenings cost per ton dctm related posts cost of crushing gold ore per ton screening cost mining per ton cost per ton of gravel crushers in the pembroke area cost of a 50 ton per hour jaw crusher stone crusher machine .

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