The rack and pinion gate valve with manual and electric drive is designed to regulate the flow of grain, its products, dust, other bulk materials, the amount of air and non-explosive gas-air mixtures, the aggressiveness of which is not higher than the aggressiveness of air, with a temperature up to 100 ° C, not containing sticky or corrosive substances and fibrous materials, with the content of dust and other solid impurities in an amount not exceeding 100 mg/m3. It is used at grain elevators, bread receiving enterprises in ventilation, air conditioning, air heating and other sanitary systems with working pressure up to 1000 Pa (100 kgf/m2).
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