Toolnoza

Mining & Quarrying

Report mining tonnes, recovery, dilution, drilling geometry and observed truck cycles with transparent calculation bases.

Engineering Tools

Excavator Productivity CalculatorEstimate excavator cubic metres and tonnes per hour from bucket size, cycle time, fill factor and job efficiency.Haul Truck Fleet Sizing CalculatorEstimate the number of haul trucks needed to meet an hourly tonnage target using payload, cycle time and efficiency.Mine Ventilation Pressure Drop CalculatorEstimate airway resistance, friction pressure loss and shock losses using the Atkinson equation.Belt Conveyor Capacity Calculator (TPH)Calculate belt throughput from material load cross-section, speed, bulk density and loading factor.Paste Backfill Solids & Binder CalculatorBalance dry tailings, binder, water and wet paste mass from solids concentration and binder dosage.Circulating Load CalculatorCalculate grinding-circuit circulating load, total mill feed and the recycled share from dry-solids flow rates.Mill Critical Speed CalculatorEstimate theoretical mill critical speed and operating RPM from internal diameter, grinding-ball size and selected critical-speed percentage.Hydrocyclone Cut Size CalculatorFind d50 or corrected d50c by log-size interpolation between measured hydrocyclone partition points.Slurry Density CalculatorCalculate slurry density and solids volume concentration from mass concentration and material densities.Crusher Reduction Ratio CalculatorCalculate F80/P80 reduction ratio and particle-size reduction from consistent feed and product size measures.Mine Ventilation Air Quantity Calculator — m³/s & CFMCalculate mine airflow from airway area and velocity. Compare configurable personnel and diesel-power criteria in m³/s, m³/min and CFM.Powder Factor Calculator — Recorded ConsumptionReport recorded explosive consumption per surveyed tonne.Explosive Quantity — Inventory ReconciliationReconcile recorded opening stock, receipts, returns and closing stock.Blast Tonnage Calculator — Surveyed VolumeConvert surveyed in-situ rock volume to reported tonnes.Burden & Spacing — Measured Pattern AreaSummarise the nominal footprint of an already measured rectangular drill pattern.Drill Hole Volume CalculatorCalculate geometric cylindrical borehole volume from measured dimensions.Mining Dilution CalculatorCalculate external dilution using ore and added waste tonnes.Ore Recovery CalculatorCalculate mining recovery from extracted and available ore tonnes.Mine Production CalculatorCompare actual monthly tonnes with a target and operating days.Truck Cycle Time CalculatorSum measured loading, travel, dumping, return and delay times.Rock Tonnage & Volume CalculatorConvert rock volume to mass with an explicitly chosen density.Drill & Blast Calculator — Drilling QuantitiesCalculate drilled metres, surveyed rock tonnage, productive drilling hours and specific drilling from measured production data.

Practical guides: Mining & Quarrying

Excavator Productivity Calculator — Calculation guideEstimate excavator cubic metres and tonnes per hour from bucket size, cycle time, fill factor and job efficiency.Equipment Availability Calculator — Calculation guideCalculate equipment availability, operating hours, MTBF and MTTR from scheduled time, downtime and failure counts.UPS Runtime Calculator — Calculation guideEstimate UPS battery backup hours and minutes from battery voltage, amp-hours, count, usable capacity, efficiency and load.Solar Panel Tilt Angle Calculator — Calculation guideEstimate a simple fixed solar panel tilt from latitude and an optional seasonal adjustment.Haul Truck Fleet Sizing Calculator — Calculation guideEstimate the number of haul trucks needed to meet an hourly tonnage target using payload, cycle time and efficiency.How to Calculate Circulating Load: Formula & ExampleCalculate grinding-circuit circulating load, total mill feed and the recycled share from dry-solids flow rates.How to Calculate Mill Critical Speed: Formula & ExampleEstimate theoretical mill critical speed and operating RPM from internal diameter, grinding-ball size and selected critical-speed percentage.How to Calculate Hydrocyclone Cut Size: Formula & ExampleFind d50 or corrected d50c by log-size interpolation between measured hydrocyclone partition points.How to Calculate Slurry Density: Formula & ExampleCalculate slurry density and solids volume concentration from mass concentration and material densities.How to Calculate Crusher Reduction Ratio: Formula & ExampleCalculate F80/P80 reduction ratio and particle-size reduction from consistent feed and product size measures.Mine Ventilation Airflow: Calculate Q = Area × VelocityCalculate airflow in m³/s, m³/min and CFM, compare personnel and diesel criteria, and account for leakage assumptions.