Conveyors - Maximum Inclination
Maximum conveyor slopes for various materials
Maximum conveyor slopes for various materials:
Material | Maximum Slope (degrees) |
---|---|
Alumina - sized or briquette | 10 |
Anthracite coal | 16 |
Ashes - wet | 16 |
Ashes - dry | 18 |
Bauxite - ground dried | 23 |
Bauxite - mine run | 17 |
Cement - Clinker | 20 |
Cement - loose | 22 |
Cement - Portland | 28 |
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 |
Earth - loose | 20 |
Earth - sluggish | 22 |
Fertilizer, artifical | 12 - 15 |
Fieldspar - crushed | 17 |
Flour | 15 - 18 |
Furnace slag - granulated | 13 |
Gravel - sized and washed | 12 |
Gravel - unsized | 18 - 20 |
Gypsum - ground | 27 |
Gypsum - powder | 23 |
Iron ore - limonite | 28 |
Iron ore - soft | 21 |
Kaolin - pulverized | 32 |
Lime - burned pebble | 15 |
Lime - burned pulverized | 17 |
Lime - fine | 29 |
Limestone - pulverized | 34 |
Limestone - mixed sized | 21 |
Limestone - coarse sized | 12 |
Loam, moist | 18 - 20 |
Logs - no bark | 10 |
Mica - ground | 23 |
Molybdenite ore - powdered | 25 |
Manganese | 24 |
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 |
Peat | 16 |
Phosphate | 14 |
Phosphate - pulverized | 28 |
Potatoes | 12 |
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 |
Shale | 26 |
Stone - crushed | 18 |
Sugar, raw | 15 |
Sugar, refined | 20 |
Sulfur - powder | 21 |
Stones - larger than 4 inches | 15 |
Stones - less than 4 inches | 16 |
Whole grain | 15 |
Wood chips | 22 - 24 |
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.