If you are looking for a granulating machine that can produce NPK fertilizer granules without adding water, you may want to consider the double roller granulator. This is a dry granulation machine that uses two counter-rotating rollers to press the raw materials into pellets. The double roller granulator can process various types of compound fertilizer powders, such as potassium sulfate, urea, ammonium nitrate, etc. You can adjust the proportion of each material according to your needs and mix them evenly before feeding them into the machine.

The double roller granulator has many advantages for NPK dry granulation. First, it can make different shapes and sizes of granules by changing the ball socket on the roller sheet. You can choose from pillow, semicircle, stick, pill, walnut, flat ball and square bar shapes. Second, it can produce high-quality NPK fertilizer granules with high, medium and low concentration. The granules have a hardness of 15-20N and a low moisture content of 5-10%. Third, it can save energy and reduce costs by skipping the drying and cooling process. The granules can be packed directly after granulation.

The double roller granulator is a durable and reliable machine for NPK dry granulation. It is made of high-quality materials and has a long service life. It is easy to operate and maintain. It can work continuously and stably with low noise and dust. It is an ideal choice for compound fertilizer production.
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