Drilling Calculator



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* Input fields are mandatory

Input Drilling Parameters

Drilling Parameters

Drilling Method *
Type/ Purpose of Drilling *
Application *
Rock Formation*

Diameter of the Hole/Bit *

Diameter of the Drill Tube *

DTH Hammer Outer Diameter *

Depth of Drilling *

Depth of Standing Water Table *

Average Temperature at Site *

Altitude of Working Site *

Select your compressor

Recommended minimum drilling pressure required at given depth
Recommended minimum drilling FAD required at given depth

Compressor Model Name *		Model
Input the Compressor Pressure *
Input the FAD Compressor *
Compressor Quantity Required		quantity
Input Quantity of Compressor *		quantity
Total FAD

Bottom hole Annular pressure
Water back pressure
Actual Hammer working pressure at the top hole
Actual hammer working pressure at bottom hole
Bailing Velocity at the top hole
Bailing Velocity at bottom hole

Optimum drilling depth

Average Penetration rate of hammer
Average Drilling Rate
Approx. total time taken for rod change
Approx. total time taken for pipe filling
Approximate Total Drilling Time

Total Pressure required
Max compressor FAD required
Compressor Pressure Required

Impact on quatity of compressor based on FAD
Impact on quatity of compressor based on pressure

Input Quantity of Compressor

quantity

Select compressor maximum working pressure
Input the FAD Compressor

Input drilling operation cost

Drilling & other cost Set up

Cost of Compressor *		Euro
Freight for delivery of compressor		Euro
Lifetime of Compressor *		years
Residual value of compressor *		% of new

Maintenance Cost of Compressor *

Euro

Fuel Consumption of compressor *

Number of working hours per day *		hours
Number of working days per year *		days

Number of Operators		Number
Labour cost per person per month		Euro

Logistic Cost (Relocation)		Euro
Number of relocations per year		Number

Cost of Drill Bit		Euro
Lifetime of Drill Bit
Cost of DTH Hammer		Euro
Lifetime of DTH Hammer

Price per feet drilled *
Fuel cost per gallon *

Disclaimer:

Results received from this calculator are designed for indicative and comparative purposes only, to guide the user to select the suitable machine(s) for their drilling operation. Atlas Copco does not guarantee the accuracy of output from this calculator, and is not responsible for any errors, omissions, or misrepresentations as the actual results may vary due to nature of soil properties, altitude and temperature, water ingress in the drill hole and down the hole hammers. All information such as penetration rates, drilling rates, total drilling time, profit and loss before tax, etc. are estimates and should be used for comparison only. The calculator program and steps are subject to constant update and change without prior notice Product information regarding portable compressor should be verified independently with a sales consultant of Atlas Copco and with respective manufacturers for other drilling components.

Settings

Length of Drill Tube		ft
Thickness of Drill Tube		inches
ID of Drill tube		inches
Note:

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