Ohkawara Kakohki Co., Ltd. | Product Lineup | Technical Guide

Technical guide to spray dryers

What is spray dryers?Use examplesTechnical guidanceQ&APDF list

Our spray dryer technology is used in a wide variety of industrial sectors



Powder products made using spray dryer are surprisingly common.

For example, they include food, such as milk, coffee, miso, soy sauce, and eggs, etc.; detergents, and important ingredients contained therein, used to wash “electronic ceramics” used in mobile phones, electronic games, and computers, pharmaceuticals and cosmetics, and parts of machinery that produces vehicle parts and vehicles, etc.

Spray dryer technology plays an indispensable role in our daily lives, and we play an active part as an unsung hero in that technology.

Client industries| Food, dairy, natural products, Pharmaceuticals, Organic chemistry, Inorganic chemistry, Solid waste treatment, Other, Ceramics
Samples of powder produced by spray dryers
Spray granulating


Obtains granular products with good fluidity that do not contain fine powder through a combination with fluid granulating machines.

● Applications
Amino acids seasonings, egg products, pharmaceuticals, herbal medicines

Alumina
Alumina
 
Spray-cooling granulating


Obtains granulated products by switching spray dryer hot air to cold air, and spraying, cooling, and solidifying liquids melted by heating.

● Applications
Fatty acids, fatty acid amides, waxes, monoglycerides, PVC stabilizers, special resins, metallic soaps

Waxes (spray-cooling granulating)
Waxes (spray-cooling granulating)
 
Spray crystallization


Obtains granulated products by using spray dryer hot air to concentrate sprayed droplets and bring them to crystal precipitation temperature.

● Applications
Sugars such as glucose, etc., medicines

Glucose (spray crystallization)
Glucose (spray crystallization)
 
Microcapsules


Capsulated particles are obtained by mixing nucleic substances and coating materials, and then adjusting and spraying stock solutions.

● Applications
Pharmaceuticals, pressure sensitive paper ink, fragrances, dyes, oils, adhesives, paints

Vitamins (micro capsules)
Vitamins (micro capsules)
 
Spray reaction and cooling

Sprays reaction liquids into hot gas, such as exhaust gas, and recovers the liquids as dried powder by causing a reaction with exhaust gas components, etc.

● Applications
For cooling coal boiler exhaust gas, exhaust gas from incinerators, and exhaust gas

 
Spray pyrolysis

When metal oxide slurries are atomized in high-temperature atmospheres of around 1,000ºC, highly pure fine particles are obtained quickly.

● Applications
Fine ceramics, superconducting materials, electronic component materials, battery materials

 
Spray size control


Melts and smooths rough particle surfaces using heated air.

● Applications
Resins, paints, fatty acids, waxes

Vitamins (powder sizing)
Vitamins (powder sizing)
 
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