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Blasting Powder Factor & Specific Charge Calculator

Easily calculate and compute blasting powder factor & specific charge calculator with accurate equations, live formulas, and expert guidance.

Calculated Result
0.65 kg/m3

Powder Factor (q)

Powder Factor (q)

0.65 kg/m3

Volumetric Powder Factor Kg M3

0.6519274376417233

Gravimetric Powder Factor Kg Tonne

0.2414546065339716

Blasted Rock Volume Per Hole M3

176.4

Blasted Rock Tonnage Per Hole Tonnes

476.28000000000003

0.65 — kg/m3

Calculation Breakdown

  1. Applied FormulaCalculates the volumetric (kg/m^3) and gravimetric (kg/tonne) blasting powder factor (specific charge) based on bench height, burden, spacing, and explosive loading density.q = \frac{M_{\text{exp}}}{V_{\text{rock}}} = \frac{M_{\text{exp}}}{B \cdot S \cdot H \cdot \rho_{\text{rock}}}

Blasting Powder Factor Metric Output

Interactive visualization based on your current inputs

Calculated Value
0.00.30.50.81.0Powder Factor (q)

What Is the Blasting Powder Factor & Specific Charge Calculator?

The Blasting Powder Factor & Specific Charge Calculator computes results using established domain formulas, verified conversion factors, and user-entered parameters.

How Does the Blasting Powder Factor & Specific Charge Calculator Work?

Calculates the volumetric (kg/m^3) and gravimetric (kg/tonne) blasting powder factor (specific charge) based on bench height, burden, spacing, and explosive loading density.

Blasting Powder Factor & Specific Charge Calculator Formula & Variables

The core mathematical equation utilized by this calculator is expressed as:

q=MexpVrock=MexpB⋅S⋅H⋅ρrockq = \frac{M_{\text{exp}}}{V_{\text{rock}}} = \frac{M_{\text{exp}}}{B \cdot S \cdot H \cdot \rho_{\text{rock}}}

Calculates the volumetric (kg/m^3) and gravimetric (kg/tonne) blasting powder factor (specific charge) based on bench height, burden, spacing, and explosive loading density.

How to Use the Blasting Powder Factor & Specific Charge Calculator

  1. Enter your parameters into the designated input fields to calculate the result immediately.

Step-by-Step Example Calculation

Blasting Powder Factor & Specific Charge Calculator Example

Input Values:

burdenM:3.5
spacingM:4.2
benchHeightM:12
explosiveMassPerHoleKg:115
rockDensityTonneM3:2.7
Worked Steps: Sample evaluation based on standard reference conditions.

Understanding Your Result

The calculated primary figure indicates the optimal or required kg/m3.

Factors That Affect the Result

  • Measurement tolerances, operational variance, and real-world conditions.

When Should You Use This Calculator?

  • Everyday budgeting, technical homework, professional estimation, and household projects.

Assumptions & Limitations

  • Assumes standard atmospheric or environmental parameters unless specified.

Frequently Asked Questions

Calculation Accuracy & Reference Note

Double-precision IEEE 754 arithmetic with validated empirical constants.

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