Suraj Kumar
Birsa Institute of Technology (BIT), Sindri
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Ishita Goyal
Meerut Institute of Engineering and Technology (MIET), Meerut
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11 Other formulas that you can solve using the same Inputs

Burden Suggested in Langefors' Formula
Burden=(Diameter of drill bit/33)*sqrt((Degree of packing*Weight strength of explosive)/(Rock constant*Degree of fraction*Ratio of spacing to burden)) GO
Ratio of Spacing to Burden when Burden Suggested in Langefors' Formula is Given
Ratio of spacing to burden=(Diameter of drill bit/33*Burden)^2*((Degree of packing*Weight strength of explosive)/(Rock constant*Degree of fraction)) GO
Weight Strength of Explosive when Burden Suggested in Langefors' Formula is Given
Weight strength of explosive=(33*Burden/Diameter of drill bit)^2*((Ratio of spacing to burden*Rock constant*Degree of fraction)/Degree of packing) GO
Degree of Packing when Burden Suggested in Langefors' Formula is Given
Degree of packing=(33*Burden/Diameter of drill bit)^2*((Ratio of spacing to burden*Rock constant*Degree of fraction)/Weight strength of explosive) GO
Diameter of the Explosive when Burden Suggested in Konya Formula is Given
Diameter of explosive=(Burden/3.15)*(Specific gravity of the rock/Specific gravity of the explosive)^(1/3) GO
Specific Gravity of the Explosive when Burden Suggested in Konya Formula is Given
Specific gravity of the explosive=Specific gravity of the rock*(Burden/(3.15*Diameter of explosive))^3 GO
Specific Gravity of the Rock when Burden Suggested in Konya Formula is Given
Specific gravity of the rock=Specific gravity of the explosive*((3.15*Diameter of explosive)/Burden)^3 GO
Spacing for Multiple Simultaneous Blasting
Spacing in blasting=sqrt(Burden*Length of borehole) GO
Diameter of Borehole when Burden is Given
Diameter of borehold=(Burden)^2/Length of borehole GO
Length of Borehole when Burden is Given
Length of borehole=(Burden)^2/Diameter of borehold GO
Length of Borehole when Spacing for Multiple Simultaneous Blasting is Given
Length of borehole=(Spacing in blasting)^2/Burden GO

1 Other formulas that calculate the same Output

The diameter of Drill Bit when Length of Approach is Given
Diameter of drill bit=2*Length of Approach*tan(Drill Point Angle*pi/360) GO

Diameter of Drill Bit when Burden Suggested in Langefors' Formula is Given Formula

Diameter of drill bit=(33*Burden)*sqrt((Rock constant*Degree of fraction*Ratio of spacing to burden)/(Degree of packing*Weight strength of explosive))
d<sub>b</sub>=(33*B)*sqrt((c*f*E/V)/(P*s))
More formulas
Wavelength of Vibrations Caused by Blasting GO
Velocity of Vibrations Caused by Blasting GO
Frequency of Vibrations Caused by Blasting GO
Velocity of The Particles Disturbed by the Vibrations GO
Frequency of Vibration when Velocity of the Particle is Given GO
Amplitude of the Vibrations when Velocity of the Particle is Given GO
Velocity of Particle One at a Distance from the Explosion GO
Velocity of Particle Two at a Distance from the Explosion GO
Distance of Particle One from the Site of Explosion GO
Distance of Particle Two from the Site of Explosion when Velocity is Given GO
Acceleration of Particles Disturbed by the Vibrations GO
Frequency of Vibration when Acceleration of Particles is Given GO
Amplitude of the Vibrations when Acceleration of Particles is Given GO
Overpressure due to Charge Exploded on the Ground Surface GO
Maximum Weight of Explosives when Overpressure is Given GO
Distance From Explosion to Exposure when Overpressure is Given GO
Sound Pressure Level in Decibels GO
Overpressure when Sound Pressure Level in Decibels is Given GO
Scaled Distance for Vibration Control GO
Distance to Exposure when Scaled Distance for Vibration Control is Given GO
Maximum Weight of Explosives when Scaled Distance for Vibration Control is Given GO
Minimum Length of the Borehole in Feet GO
Diameter of the Borehole when Minimum Length of the Borehole is Given GO
Minimum Length of the Borehole in Meter GO
Distance from the Blast Hole to the Nearest Perpendicular Free Face or Burden GO
Diameter of Borehole when Burden is Given GO
Length of Borehole when Burden is Given GO
Burden Suggested in Langefors' Formula GO
Ratio of Spacing to Burden when Burden Suggested in Langefors' Formula is Given GO
Degree of Packing when Burden Suggested in Langefors' Formula is Given GO
Weight Strength of Explosive when Burden Suggested in Langefors' Formula is Given GO
Burden Suggested in Konya Formula GO
Diameter of the Explosive when Burden Suggested in Konya Formula is Given GO
Specific Gravity of the Explosive when Burden Suggested in Konya Formula is Given GO
Specific Gravity of the Rock when Burden Suggested in Konya Formula is Given GO
Spacing for Multiple Simultaneous Blasting GO
Burden when Spacing for Multiple Simultaneous Blasting is Given GO
Length of Borehole when Spacing for Multiple Simultaneous Blasting is Given GO
Stemming at Top of Borehole to Prevent the Explosive Gases from Escaping GO
Burden when Stemming at Top of Borehole is Given GO
Overburden when Stemming at Top of Borehole is Given GO

What is burden?

The burden is the distance from the blast hole to the nearest perpendicular free face. The true burden can vary depending upon the delay system used for the blast.

How to Calculate Diameter of Drill Bit when Burden Suggested in Langefors' Formula is Given?

Diameter of Drill Bit when Burden Suggested in Langefors' Formula is Given calculator uses Diameter of drill bit=(33*Burden)*sqrt((Rock constant*Degree of fraction*Ratio of spacing to burden)/(Degree of packing*Weight strength of explosive)) to calculate the Diameter of drill bit, The Diameter of Drill Bit when Burden Suggested in Langefors' Formula is Given calculates the diameter of drill bit when we have prior information of burden , rock constant , spacing and degree of packing . Diameter of drill bit and is denoted by db symbol.

How to calculate Diameter of Drill Bit when Burden Suggested in Langefors' Formula is Given using this online calculator? To use this online calculator for Diameter of Drill Bit when Burden Suggested in Langefors' Formula is Given, enter Burden (B), Rock constant (c), Degree of fraction (f), Ratio of spacing to burden (E/V), Degree of packing (P) and Weight strength of explosive (s) and hit the calculate button. Here is how the Diameter of Drill Bit when Burden Suggested in Langefors' Formula is Given calculation can be explained with given input values -> 10.46911 = (33*1.5240000000061)*sqrt((1.3*1*0.5)/(3000000*5)).

FAQ

What is Diameter of Drill Bit when Burden Suggested in Langefors' Formula is Given?
The Diameter of Drill Bit when Burden Suggested in Langefors' Formula is Given calculates the diameter of drill bit when we have prior information of burden , rock constant , spacing and degree of packing and is represented as db=(33*B)*sqrt((c*f*E/V)/(P*s)) or Diameter of drill bit=(33*Burden)*sqrt((Rock constant*Degree of fraction*Ratio of spacing to burden)/(Degree of packing*Weight strength of explosive)). Burden is the distance from the blast hole to the nearest perpendicular free face, Rock constant tells us about properties of intact rock , Degree of fraction is used for hole characteristics, Ratio of spacing to burden is a unit less quantity, Degree of packing is the loading weight per unit of nominal volume and Weight strength of explosive the measure the absolute amount of energy available in each gram of explosive.
How to calculate Diameter of Drill Bit when Burden Suggested in Langefors' Formula is Given?
The Diameter of Drill Bit when Burden Suggested in Langefors' Formula is Given calculates the diameter of drill bit when we have prior information of burden , rock constant , spacing and degree of packing is calculated using Diameter of drill bit=(33*Burden)*sqrt((Rock constant*Degree of fraction*Ratio of spacing to burden)/(Degree of packing*Weight strength of explosive)). To calculate Diameter of Drill Bit when Burden Suggested in Langefors' Formula is Given, you need Burden (B), Rock constant (c), Degree of fraction (f), Ratio of spacing to burden (E/V), Degree of packing (P) and Weight strength of explosive (s). With our tool, you need to enter the respective value for Burden, Rock constant, Degree of fraction, Ratio of spacing to burden, Degree of packing and Weight strength of explosive and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate Diameter of drill bit?
In this formula, Diameter of drill bit uses Burden, Rock constant, Degree of fraction, Ratio of spacing to burden, Degree of packing and Weight strength of explosive. We can use 1 other way(s) to calculate the same, which is/are as follows -
  • Diameter of drill bit=2*Length of Approach*tan(Drill Point Angle*pi/360)
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