Conveyors - Maximum Inclination vs. Product
Maximum conveyor slopes for various materials:
Material | Maximum Slope (degrees) |
---|---|
Acid phosphate | 13 |
Alum | 22 |
Alumina - sized or briquette | 10 |
Aluminum sulphate | 17 |
Anthracite coal | 16 |
Ammonium chloride | 10 |
Ammonium nitrate | 23 |
Asbestos ore rock | 18 |
Asbestos shred | 30 |
Ashes - wet | 18 |
Ashes - dry | 16 |
Asphalt | 30 |
Bagasse | 30 |
Bark, wood | 27 |
Barley | 12 |
Bauxite - ground dried | 23 |
Bauxite - mine run | 17 |
Beans | 7 |
Beets, whole | 20 |
Borax | 20 |
Bran | 12 |
Brewers grain, spent | 27 |
Brick | 27 |
Calcium carbide | 18 |
Carbon black, pelleted | 5 |
Carborundum 75 mm | 15 |
Cashew nuts | 22 |
Cement - Clinker | 20 |
Cement - loose | 22 |
Cement - Portland | 20 |
Chalk, lumpy | 15 |
Chalk < 100 mesh | 28 |
Charcoal | 22 |
Chrome ore | 17 |
Cinders | 23 |
Clay - dry lump loose | 21 |
Clay - ground | 22 |
Clay - gray granular | 20 |
Coal - bituminous slake | 20 |
Coal - run of mine | 18 |
Coke - screened | 18 |
Coke - breeze | 20 |
Coke - run of oven | 18 |
Concrete - 6 inch slump (how wet the concrete is - based on the "slump test") | 12 |
Concrete - 4 inch slump | 20 |
Concrete - 2 inch slope | 24 - 26 |
Coal - soft lumps > 4 inches | 15 |
Coal - soft lumps < 4 inches | 16 |
Coal - unsized | 18 |
Coal - soft fine | 20 - 22 |
Copper sulphate | 17 |
Corn, ear | 18 |
Corn, shelled | 10 |
Cornmeal | 22 |
Cottonseed cake | 20 |
Dolomite | 20 |
Earth - loose | 20 |
Earth - sluggish | 22 |
Earth - moist | 18 - 20 |
Fertilizer - artifical | 12 - 15 |
Fieldspar - crushed | 17 |
Flour | 15 - 18 |
Fluorspar | 20 |
Foundry sand | 20 |
Furnace slag - granulated | 13 |
Grain - except oats | 14 |
Grain, distillery spent dry | 15 |
Granite, 75 mm broken lumps | 18 |
Graphite, flakes | 15 |
Gravel - sized and washed | 12 |
Gravel - unsized | 18 - 20 |
Gypsum - broken | 18 |
Gypsum - ground | 27 |
Gypsum - powder | 23 |
Iron ore - limonite | 28 |
Iron ore - soft | 21 |
Kaolin - pulverized | 32 |
Lead ores | 15 |
Lead oxide | 20 |
Lignite, air dried | 18 |
Lime - burned pebble | 15 |
Lime - burned pulverized | 17 |
Lime - fine | 29 |
Limestone - pulverized | 34 |
Limestone - mixed sized | 21 |
Limestone - coarse sized | 12 |
Lineseed cake | 15 |
Lineseed meal | 20 |
Loam, moist | 18 - 20 |
Logs - no bark | 10 |
Magnesium chloride | 23 |
Magnesium sulphate | 15 |
Marble, crushed < 12 mm | 15 |
Mica - ground | 23 |
Molybdenite ore - powdered | 25 |
Manganese | 24 |
Nickel-cobalt | 20 |
Oats | 10 |
Ore - larger than 4 inches | 18 |
Ore - less than 4 inches | 20 |
Packages - wrapped in paper on smooth belts | 16 |
Packages - wrapped in paper on ribflex belts or similar | 25 - 45 |
Peanuts in shells or shelled | 8 |
Peas dried | 8 |
Peat | 16 |
Phosphate | 14 |
Phosphate - pulverized | 28 |
Potash ore | 15 |
Potatoes | 12 |
Quartz | 15 |
Rice | 8 |
Rock crushed | 18 |
Rubber pelleted | 22 |
Rye | 8 |
Salt, fine | 15 - 18 |
Salt, rock | 18 - 20 |
Sand - dry | 16 |
Sand - damp moist | 20 |
Sand - uniformly sized foundry high-quality silica sand or lake | 24 |
Sawdust | 22 |
Shale | 26 |
Sinter | 15 |
Slag, furnace | 10 - 15 |
Slate | 18 |
Soap chips | 18 |
Soda ash, briquettes | 7 |
Sodium nitrate | 11 |
Sodium phosphate | 16 |
Soybeans, cracked | 18 |
Soybeans, whole | 14 |
Starch | 12 |
Steel trimmings | 18 |
Stone - crushed | 18 |
Sugar, raw cane | 22 |
Sugar, refined | 20 |
Sulfur - powder | 21 |
Sulpate - powder | 21 |
Stones - larger than 4 inches | 15 |
Stones - less than 4 inches | 16 |
Talc, powder | 12 |
Titanium ore | 18 |
Traprock | 18 |
Vermiculite, expanded | 23 |
Vermiculite, ore | 20 |
Walnut shells, crushed | 20 |
Wheat | 12 |
Whole grain | 15 |
Woodchips | 27 |
Zinc ore | 22 - 25 |
Inclination or Slope Chart
Use this chart to estimate the inclination or slope angle of a conveyor. Measure the horizontal run and the vertical rise of the conveyor. Draw the lines in the chart to estimate inclination.
Related Topics
• Miscellaneous
Engineering related topics like Beaufort Wind Scale, CE-marking, drawing standards and more.
Related Documents
Angles of Repose
Tipping or dumping angles for common materials like ashes, sand, earth, shingles and more.
Belt Transmissions - Speed and Length of Belts
Calculate length and speed of belt and belt gearing.
Belts - Power Transmission and Efficiency
Calculate belts power transmission and efficiency
Conveyors - Belt Speed
Maximum conveyor belt speed.
Conveyors - Capacities
Calculate conveyor capacities.
Conveyors - Load & Power Consumption
Conveyor required power consumption vs. load.
Densities of common Products
Densities of common products - Imperial and SI-units.
Food Products - Bulk Densities
Bulk densities of some common food products like grain, corn, barley, sugar and more.
Pneumatic Powder and Solid Transport Systems
Pneumatic transport systems used to move powder and other solid products.
Pneumatic Transport and Conveying - Carrying Velocities
Recommended air velocity for pneumatic transport of products like cement, coal, flour and more.
Sieve Sizes vs. Mesh Designations
US commercial sieve sizes vs. mesh designations.
Slope - Degree, Gradient and Grade Calculator
Convert slopes pitch between degrees, gradients and grades.
Soil and Rock - Bulk Factors
Soil and rock expansion - or swell - after mining.
Stockpile Volumes
Volume of natural stockpiles - cubic feet, yard, metre and decimetre.