Ventilation and oxygen supply are the key factors for successful composting of organic fertilizer composters.

The oxygen consumption of compost is related to the content of organic matter in compost raw materials. The more organic carbon in compost materials, the greater the oxygen consumption. The suitable oxygen concentration of raw materials for chicken manure organic fertilizer production enterprises in the composting process is 18%. When the oxygen concentration is lower than 18%,…

Which raw materials are applicable to the double roller press granulator

The double roller press granulator is a molding machine that can make materials into specific shapes. The double roll extruding granulator has a particularly good granulating effect on ammonium bicarbonate, ammonium chloride, monoammonium phosphate, etc. The granulation rate can reach 85%, without drying, with less investment and quick effect. Thedouble roller press granulatorhas no drying process, granulating…