Modular Chemical Systems
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Below are some common applications for Calcium Chloride:
| Market | Use |
| Agriculture | • Inexpensive source of soluble calcium in animal feed additives
• Prevents drying out of fertilizers |
| Air and Gases | • Drying Compound |
| Cement | • Additive in kiln feed or fuel to volatilize alkalis in Portland cement, eliminating alkali-silica reactions in finished concrete |
| Ceramics | • Glazing ingredient
• Reduces porosity |
| Chemical Manufacture | • Inexpensive source of calcium for calcium salts and alloys
• Phosphor manufacture • Lowers molten bath temperature in sodium and magnesium production • Precipitating agent in glycerol manufacture • Lithium, barium and ammonium chloride • Production of many calcium compounds, e.g. calcium soaps and calcium cyanide, arsenate, fluoride, peroxide, phosphate, stearate, tungstate and tetraborate • Precipitating agent and de-aerator for dyes |
| Construction | • Concrete Additive to accelerate set in cold weather
• Improves compaction of soil during construction • Improves traction by increasing tire weight |
| Dehumidification | • Drying of air in stores, plants and other facilities |
| Dehydration | • Drying of industrial gases and natural gas for pipeline transmission |
| Detergent | • Controls density in fabric softener concentrates |
| Electronics | • Reacts with phosphor to form a white coating inside fluorescent bulbs and TV screens |
| Energy | • Heat storage compound |
| Fertilizers | • Removes fluoride in processing phosphate rock |
| Fire protection | • Antifreeze solution in fire extinguishers and sprinkler systems |
| Food processing | • Firming agent in pickling and canning fresh fruits and vegetables
• Adjusts water hardness in beverage production • Precipitates milk and hastens curdling in cheese production • Calcium replacement in cheese • Gel depressant |
| Forest products | • Base stabilization to increase payloads |
| Glass and Ceramics | • Fluoride removal |
| Heat Treating | • Salt used in heat treating |
| Metals | • Furnace additive in steel and iron manufacture to eliminate the alkalis that attack refractory and form alkali scale and scaffolding
• Removes fluorides in finishing and electroplating • Removes fluorides in steel manufacturing • Recovers tungsten from scrap • Refine tungsten bearing ores • Leach copper ores by chloride roasting • A heat treating salt for hardening specialty steels |
| Medical | • Freeze point depressant in cold pack dressings
• Provides heat in hot pack compresses through its heat of solution |
| Mining | • Freezeproofing and thawing agent for coal, ore, coke, gravel, and sand piles
• Adds flame resistance to brattice cloth used in mine ventilation • Controls dust on haul roads • Controls dust in handling of coal and ores |
| Paper manufacture | • Provides artificial water hardness to improve the web strength of corrugating board
• Source of calcium ions in de-inking recycled paper • Improves drainage |
| Petroleum | • Increases density of oil well completion and workover fluids
• Accelerates set of concrete used to finish oil wells • Drilling mud additive to reduce shale hydration and increase mud density • Absorbs water from petroleum distillates |
| Plastics | • Suspending agent in suspension polymerization of various plastics
• Controls size of polymer particles |
| Railroad maintenance | • Prevents weed killer from drying out and becoming flammable |
| Refrigeration | • Lowers the freezing point of brine |
| Rubber | • Coagulant for latex |
| Solar heating | • Heat storage medium in solution |
| Tire weighting | • Improves traction in off-road tires |
| Wastewater Treatment | • Removes fluoride by precipitation
• Breaks emulsions in oily waste • Densifies floc to remove silicates • Removes fluorides and phosphorous |
| Water Treatment | • Remineralizes calcium poor water or desalinated water
• Aids coagulation • Removes excess alkalinity |
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