Stripping ratio and pit limit Basic Mining Techniques

26 07 2017  Stripping cost = Waste unit cost $/t x Waste tonnes t *The operating production cost includes the cost of mining, milling, general and administration G&A . Some additional costs are considered like refining, selling, amortization, depreciation, and mostly depend on the commodity mined and the management decisions.

Stripping Ratio Calculation In Mining

Surface mining planning and design of open pit . 09/01/2016 Fig 2, Fig 3 If the grade of ore changed as the pit limit line was moved, the breakeven stripping ratio to use would also change The pit limits are established on the longitudinal section in the same manner with the same stripping ratio curves The pit limits for the radial section are handled with a different

stripping ratio calculation in mining

Chemical horizontal mixer machine is widely used in chemical, pharmaceutical, chemical fertilizers, dyes, metallurgy, mining, food, gourmet powder, feed,paint etc. It's suitable . After measuring components of material according to the formula ratio into the mixer, material in strip under the impetus of the spiral blade.Outside.

stripping ratio calculation in mining

stripping ratio calculation in mining. strip ratio calculation OneMine Mining and Minerals Library The Cerro Largo mine stripping ratio of 1224 in the first quarter of 2013 was the lowest recorded Get Price Calculating Stripping Ratios Mnge 315 Calculating Stripping Ratios for and cylinders Your Assignment Produce a Spreadsheet that will calculate stripping ratios for

Surface mining planning and design of open pit mining

09 01 2016  This process continues on the section until the pit limit is set at a point where the calculated stripping ratio and breakeven stripping ratio are equal. In Fig. 2, the grade on the right side of the pit was estimated to be 0.6% Cu.

3.2.6: Maximum Allowable Stripping Ratio SRmax

The SR max is determined solely by economics, to establish the ultimate boundary of the pit, where break even occurs, i.e. the profit margin is zero. As we defined it before, SR max yd 3 /ton = Ore Revenue $/ton Production Cost

stripping ratio calculation in mining

Stripping ratio Wikipedia. In mining, stripping ratio or strip ratio refers to the amount of waste or overburden that must be removed to release a given ore quantity. It is a number or ratio that express how much waste is mined per unit of ore. The units of a stripping ratio can vary between mine types.get price

stripping ratio calculation in mining

14 06 2022  knowledge and practice in highwall mining HWM HWM has become a widely applied method in surface mining, commonly used alone or in conjunction with contour or slot mining It provides 800 feet to 1,200 feet of additional recovery when the economic stripping ratio is reached in contour mining or in slot mining when surface

Stripping Ratio Calculation In Mining

Stripping ratio: calculated with the aid of stripping ratios, which represent the amount of waste material that must be removed to extract a given amount of

stripping ratio calculation in mining

16 06 2022  Stripping ratio mining Britannica Know More. Other articles where Stripping ratio is discussed coal mining Choosing a mining method,calculated with the aid of stripping ratios, which represent the amount of waste material that must be removed to extract a given amount of coal Stripping ratios can also consider the selling price of coal, and a certain

stripping ratio in coal mining

Stripping Ratio Calculation In Mining. stripping ratio wikipedia. in mining, stripping ratio or strip ratio refers to the ratio of the volume of overburden or waste material required to be handled in order to extract some tonnage of ore.for example, a 3:1 stripping ratio means that mining one tonne of ore will require mining three tonnes of,effect of stripping ratio in coal

stripping ratio gold mining

Industry Average Ratios Of Coal Mining Companies In India stripping ratio gold mining Stripping Ratio . Stripping ratio the free . acknowledged in coal processing industry for a . determining how to apply its differs from ratio of gold ore to gold . stripping ratio calculation in mining Gold Ore Crusher . Due North Resources

What Is Stripping Ratio Coal Mining

Stripping Ratio Calculation In Mining Sians Karaoke. pemodelan dan perhitungan volume cadangan the calculation of coal reserves volume is using two values of stripping ratio which is SR and SR the calculation area of coal reserves volume is divided by out of boundary from dominance mining of PT multi prima universal from calculation result get total calculation of

Whats the average stripping ratio of open pit mines

05 07 2022  Thus you may have a range of stripping ratios from 1:1 to 1:15 or even more. There are too many parameters that determine the stripping ratio: price of commodity, CAPEX, OPEX, recovery rate, types

formular for calculating strip ratio in mining

10 06 2022  The Page Description. Feb 02, 2018 0183 32 Stripping ratio is a term that is derived from the mining industry and is used in reference to the open pit mining process The stripping ratio method of calculating the profitability of the mining procedure is commonly used in the ore or coal mining process In relation to its application in the mining of ore, the utility of

what is stripping ratio coal mining ppt

employed when the depth of the deposit and/or the waste to ore ratio stripping particularly in non coal mining. Underground Mining Methods and Equipment calculation of blend ratio in coal BINQ Mining. calculation of blend ratio in coal. Posted at: of coal. A stripping ratio commonly working of thermal power plant ppt free

break even stripping ratio

mining. In mining: Pit geometry. The break even stripping ratio is a function of ore value and the costs involved. Read More. In coal mining: Contour strip mining. If the break even stripping ratio remains favourable, further cuts into the hillside will be made. Otherwise, if there are sufficient reserves under the knob of the hill, the coal

Of Stripping Ratio In Coal Mining

How is stripping ratio calculated? – AnswersToAll. Jan 30, 2021 What is stripping ratio in coal mining? Stripping ratio is defined as the tonnage of waste rock to be mined, divided by the tonnage of ore to be mined from the pit. Stripping ratio is influenced by the shape of the orebody and may vary considerably during the life of the mine. ←

※stripping ratio calculation in mining

stripping ratio calculation in mining. 88 Xinhai Street, Fushan High tech Industrial Zone, Yantai City, Shandong +86 139 5356 0679. Online Service. Home; About Us; Mining EPC; In mining, stripping ratio or strip ratio refers to the ratio of

Modeling for the Steady State Production of Large Open Cast Mines

Stripping ratio= weight of recoverable mineral reserve in tone / volume of over burden in cubic meter 1.3 BREAKEVEN STRIPPING RATIO The point beyond which the mineral/ coal cannot be economically extracted out is called the break even stripping ratio. Factors which play a great role in the stripping ratio calculation are: Cost of stripping

Stripping Ratio

In mining, stripping ratio or strip ratio refers to the ratio of the volume of overburden or waste material required to be handled in order to extract some volume of ore. For example, a 3:1 stripping ratio means that mining one cubic meter of ore will require mining three cubic meters of waste rock. Stripping ratios are typically reduced to show the volume of waste removal

What Is Stripping Ratio Coal Mining Crusher HN Mining

Coal Crusher Overburden Dres. Schipler. What Is Stripping Ratio Coal Mining Crusher Mczb Heavy. Coal Strip Mine Crusher Plant Benbbennekomnl Aug 31 2012 Chapter 2 The Environmental Effects of Strip Mining The Strip EFFECTS OF STRIP MINING A ll mining operations have a disruptive effect on the so long as the ratio between the overburden and

Effect Of Stripping Ratio In Coal Mining

Two New Calculation Methods For Economic Stripping Ratio . The stripping ratio of the mine is 14.72, i.e. 4.72 m 3 of overburden is to be removed for mining of 1 t of coal. The total coal reserve of the mine is 188.26 Mt. Live Chat; Economic Surface Mining

Is the strip ratio still an important factor in open pit mines?

11 05 2021  The most basic calculation of the strip ratio involves dividing the tonnage of waste material by the tonnage of ore material. In most cases, the strip ratio is

stripping ratio calculation in mining

Jul 20, 2017 Also note the strip ratios for each year this is the amount of waste rock that is mined while mining the ore . The total material moved is calculated by multiplying the strip ratio with the ore depleted, then adding the ore depleted. A strip ratio of 10x and a depletion of 4.5 Mtonnes equates to 49.5 Mtonnes of material moved.

Break Even Analysis – How to Calculate the Cut Off Grade

Cut Off Grade percentage per tonne $ 33. $ 3. $ 33 / $ 3 = 11 pounds / tonne. 11 / 22 x 1% = 0.50 percentage /tonne. Note: When the cost price per tonne can not be found in the mining company's feasibility study, I kindly ask the mining company's management to give me their best estimate. In order to be extra conservative in my

formular for calculating strip ratio in mining

13 06 2022  Stripping ratio In mining, stripping ratio or strip ratio refers to the ratio of the volume of overburden or waste material required to be As you may know different forming methods require different calculation formula COPRA helps you to find the right method COPRA RF will not only check every bending zone and give

what is stripping ratio for mine

A new method to confirm the economic and reasonable stripping ratio of surface coal mine Abstract Economic rationality is currently open pit stripping ratio is well calculated by comparing the cost of industrial exploitation, the calculation does not take into account the safety of mining work well accidents, such as surface subsidence caused .

Stripping Ratio Calculation In Mining

Given an underground total mining cost of $8.85 per tonne, surface mining costs of $2.95 per tonne of ore, and surface mining stripping costs of $1.75 per tonne of waste, calculate the break even stripping ratio with zero profit between surface and underground mining.Example Problem 1 4 From the pit geometry determine the Equate the underground mining costs per

Selection Procedure of Draglines for Stripping Operations in Surface Mining

04 03 2021  The results of mining and geometric analysis showed that to ensure the production of 1500 thou t of coal with an average stripping ratio of 8 m 3 /t annually, it will be necessary to remove 12000 thou m 3 of overburden, including direct dumping up to 3 thou m 3, truck and shovel up to 7 thou m 3 and hydraulic method up to 3 thou m 3 Table 1 .

Stripping Ratio Calculation In Mining

Given an underground total mining cost of $8.85 per tonne, surface mining costs of $2.95 per tonne of ore, and surface mining stripping costs of $1.75 per tonne of waste, calculate the break even stripping ratio with zero profit between surface and underground mining.Example Problem 1 4 From the pit geometry determine the Equate the underground mining costs per

IFRIC 20

26 08 2010  IFRIC 20 considers when and how to account sep­a­rately for these two benefits arising from the stripping activity, as well as how to measure these benefits both initially and sub­se­quently. IFRIC 20 only deals with waste removal costs that are incurred in surface mining activity during the pro­duc­tion phase of the mine 'pro­duc­tion

formular for calculating strip ratio in mining

13 06 2022  Stripping ratio In mining, stripping ratio or strip ratio refers to the ratio of the volume of overburden or waste material required to be As you may know different forming methods require different calculation formula COPRA helps you to find the right method COPRA RF will not only check every bending zone and give

what is stripping ratio coal mining ppt

employed when the depth of the deposit and/or the waste to ore ratio stripping particularly in non coal mining. Underground Mining Methods and Equipment calculation of blend ratio in coal BINQ Mining. calculation of blend ratio in coal. Posted at: of coal. A stripping ratio commonly working of thermal power plant ppt free

stripping ratio calculation in mining

Dragline Digging Methods in Australian Strip Mines. Dragline Digging Methods in Australian Strip Mines A Survey H Mirabediny University of Wollongong, As open cut coal mines move into deeper areas andl the stripping ratios increase, the relative cost of, underground mining, the productivity of Australian open cut coal mining has been disappointingly static during the last .