Material Density Guide
This guide lists common minerals, production by-products, ingredients and their corresponding bulk density. Note that the listed bulk density is nominal and should not be considered exact for your application. Material density can change when in storage, or in high moisture environments.
| Material | Bulk Density (lb/ft3) |
|---|---|
| Alumina | 50-65 |
| Aluminum (Hydrate) | 18 |
| Aluminum (Ore) | 75-85 |
| Aluminum (Oxide) | 67-120 |
| Apatite Phosphate | 75-80 |
| Ash Dry (Coal) | 35-40 |
| Ash Wet (Coal) | 45-50 |
| Barley | 38 |
| Bauxite | 68 |
| Bauxite (Mine Run) | 80-90 |
| Blast Furn (Dust) | 85-105 |
| Borax (Fine) | 53 |
| Buck Wheat | 40-42 |
| Cal Carbonate (Limestone) | 56-69 |
| Calcium (Nitrate) | 75 |
| Cal Oxide (Burnt Lime) | 68-82 |
| Carbon Black (Pellets) | 12-44 |
| Cement (Finished) | 69-94 |
| Cement (Raw Meal) | 31-56 |
| China Clay (Kaolin) | 31-94 |
| Clay (Calcined) | 62-82 |
| Clinker (2″ Minus-Dust) | 75 |
| Coal (Anthracite) | 55-60 |
| Coal (Brown Culm) | 37-50 |
| Coal (Bituminous) | 45-50 |
| Coal (Lignite) | 40-45 |
| Coal (Dust/Pulverized) | 25-50 |
| Coffee Beans (Green) | 36-44 |
| Coffee Beans (Roasted) | 22 |
| Coke Breeze | 25-35 |
| Coke Dry | 23-35 |
| Coke Calcined (Petroleum) | 35-45 |
| Compost | 28-30 |
| Copper Ore | 120-150 |
| Copper (Sulphates) | 50-75 |
| Copra (Whole/Broken) | 28-31 |
| Copra (Meal) | 22 |
| Corn | 45 |
| Cotton (Lint 12%) | 16 |
| Cotton (Lint 4%) | 22 |
| Cotton (Dehulled) | 28 |
| Electrostatic (Precip Dust) | 6-82 |
| Extractor (Cake & Meals) | 19-31 |
| Ferric Oxide (Iron Oxide) | 50-69 |
| Fly Ash (Flue Dust) | 19-50 |
| Foundry Sand (Flue Dust) | 62-90 |
| Grains (Whole) | 45-50 |
| Gypsum (Pulverized) | 44-75 |
| Hops (Spent Dry) | 35 |
| Iron Ore | 62-106 |
| Iron Ore (Ground) | 135-150 |
| Iron Pyrite (Residue) | 75-87 |
| Lime Hydrate | 31-56; 135-150 |
| Limestone (Crushed) | 85-90 |
| Litharge | 75-94 |
| Litharge (Lead Oxide) | 200-250 |
| Linseed (Flax) | 37-45 |
| Malt (Dry) | 34-37 |
| Magnesium (Chloride) | 33 |
| Magnesium (Oxide) | 25-31 |
| Millet | 42-47 |
| Nickel (Sulphates) | 50-75 |
| Nickel (Calcine) | 75-82 |
| Nickel (Pyrite) | 144-206 |
| Phosphate Rock | 69-82 |
| Phosphate Rock (Coarse) | 62-106 |
| Phosphate Rock (Fine) | 62-106 |
| Potassium (Chloride) | 56-69 |
| Potassium (Sulphate) | 69-75 |
| Pyrite Ash | 75-87 |
| Potash (Dry) | 56-69 |
| Potash (Muriated) | 56-75 |
| Quartz Sand (Silica Sand) | 82-100 |
| Rapeseed (Canola) | 37 |
| Safflower | 37 |
| Salt | 44-100 |
| Salt Cake | 6-8 |
| Saw Dust | 6-12 |
| Sinter Dust | 75 |
| Slag (Dry) | 31-62 |
| Slag (Wet) | 62 |
| Soda Ash (Dense) | 56-62 |
| Soda Ash (Light) | 31-44 |
| Sodium Sulphate) | 69-106 |
| Sorghum | 42-47 |
| Soya Beans (Not Cleaned) | 45 |
| Soya Beans (Cleaned) | 45 |
| Soya Beans (Hulled) | 8 |
| Soya Flakes | 17 |
| Soya Meal | 28 |
| Sugar Raw | 50-56 |
| Sulpher (Dry) | 62-75 |
| Sunflower (Seed Whole) | 25 |
| Sunflower (Seed Hulled) | 17-28 |
| Sunflower (Hulls) | 6 |
| Thomas Slag | 82-112 |
| Urea | 37-47 |
| Wheat | 45-49 |
| Woodchips (Sized) | 13-25 |
| Wood Pellets (1/4-3/8” x 2” Lg) | 30-40 |
| Wood Slivers (Sized) | 3-10 |
| Zinc (Calcined) | 110-150 |
| Zinc (Oxide) | 10-35 |
