Mining & Drilling Calculators
Translate drilling bit specifications across metrics, estimate blasted rock density tonnage parameters, calculate industrial explosive powder factor payloads, assess Rate of Penetration drilling performance, and chart geological ore grade dilution metrics.
Explosive Charge Weight
Estimate required explosives (kg, lbs) for blasting a rock volume using powder factor models for open-pit mining.
Blasting Design
Engineering Core Report
Mine Ops & Blast TechCalculated Explosive Payload Weight
Explore Additional Utilities
Text Case Converter
Swiftly switch text between UPPERCASE, lowercase, camelCase, snake_case, or Title Case.
Engine displacement — cc ↔ cubic inches ↔ liters
Convert and calculate total engine volume in cc, cubic inches, and liters using cylinder bore, piston stroke, and cylinder count.
SNR ↔ bit error rate — signal quality assessment
Analyze theoretical Bit Error Rate (BER) curves against Signal-to-Noise Ratio (SNR) for BPSK, QPSK, and QAM constellations.
Shoe Size Converter
Convert footwear sizes across US, UK, Europe, and Japanese standards for men and women.
Fiscal Year ↔ Calendar Year Mapping
Map calendar months and dates to custom corporate Fiscal Years (FY) and quarters (Q1–Q4) with customizable fiscal start months.
Feed ration — horse weight ↔ work level → kg hay + grain
Calculate daily dry matter intake, forage requirements, and grain rations based on horse weight and workload.
IBU ↔ bitterness ratio — hop bitterness vs malt sweetness
Calculate the BU:GU bitterness ratio by comparing hop Bitterness (IBU) against malt sweetness (Gravity Units).
Acoustic Decibel Ratio
Formulate sound logarithmic decibel power ratios and acoustic pressure variations.
Heat flux — watts per square meter ↔ BTU/hr·ft²
Convert heat transfer rates per unit area between W/m², kW/m², BTU/hr·ft², and cal/s·cm².
Shrinkage allowance — finished size ↔ cut size
Calculate required pattern cut sizes from finished garment specs or expected post-wash sizes.
Premium Rate ↔ Sum Insured
Calculate basic insurance premium rates, loading factors, and sum insured relationships (percentage, permille, and absolute values).
Drill bit size — inches ↔ mm ↔ gauge number
Convert drill bit diameters between fractional/decimal inches, millimeters, and drill gauge number sizes.
Hyperfocal Distance Calculator
Calculate hyperfocal distance, near sharp limit, and depth of field range starting point for any focal length, aperture, and sensor format.
Standing timber volume — DBH + height → cubic meters
Calculate merchantable standing timber volume in cubic meters or board feet using Doyle, Scribner, or International rules.
Carbon Footprint Calculator
Convert between distance driven (km or miles) and greenhouse gas emissions (kg CO2) across various vehicle fuel types and efficiencies.
Clinical Blood Pressure Gauges
Compare clinical medical blood pressure or vacuum values between mmHg and kPa units.
Engine power ↔ hull speed — planing vs displacement
Estimate maximum displacement hull speeds (LWL formula) or calculate planing hull speeds using Crouch's classic marine formula.
Warp and weft density — ends per cm ↔ picks per cm
Convert thread density between ends/picks per centimeter and ends/picks per inch (EPI/PPI).
Container volume ↔ wax fill weight — density calculation
Convert liquid container water volumes to actual solid wax weights using correct wax specific gravity ratios.
Ore Grade & Concentration Converter
Convert mineral grade concentrations between grams per ton (g/t), weight percentage (%), troy ounces per ton (oz/st), and ppm.