During the composting process, the heap should be turned if necessary. Generally, it is carried out when the heap temperature crosses the peak and begins to cool down. The heap turner can re-mix the materials with different decomposition temperatures of the inner layer and the outer layer. If the humidity is insufficient, some water can be added to promote the compost to decompose evenly. Medical Devices, Indicator Card Factories , Cotton Wool Soft , Indicator Card Exporters ,Type 4 Chemical Indicator. The trough turner can ventilate and oxygenate the composting material, and can precisely control the temperature and humidity of the composting material, so that the composting material can mature quickly, and it can basically meet the requirements of large-scale composting to produce organic fertilizer. The product will supply to all over the world, such as Europe, America, Australia,Ecuador, Madras,Amsterdam, Liberia.Disadvantages: No pretreatment of materials, serious dust and smoke pollution.