The Ultrasonic Sieving Unit, also known as the rotary sifting machine, is a state-of-the-art device that has been developed for the precise screening of fine powders. An Ultrasonic Sieve employs ultrasonic vibrations to enhance the separation of fine particles from bulk materials. It’s often used to achieve precise particle size separation and can help improve the efficiency of material classification. The product utilizes a vertical vibration motor as the excitation source. This motor is fitted with piezoceramic transducers on both sides. These transducers enable the motor to convert its rotational movement into horizontal, vertical, and inclined motions.

 

Following mechanical crushing and separation, the recycled material frequently contains fine contaminants (plastics, carbon, or other non-metallic impurities). Ultrasonic sieving is an effective method for separating these ultra-fine particles, thereby enhancing the purity of the valuable metal-rich powders. Valuable materials such as cobalt oxide and lithium carbonate typically exist in extremely fine particle sizes. The application of ultrasonic energy facilitates the efficient passage of these fine particles through the sieve, thereby minimizing material loss and maximizing recovery.

 

Powders generated during battery recycling processes often exhibit stickiness or electrostatic charging, which can lead to screen blockages. The application of ultrasonic vibration effectively prevents clogging, maintaining consistent material flow and ensuring high operational efficiency. Compared to traditional sieving, ultrasonic sieving is much faster. It reduces downtime and improves the overall efficiency of the recycling process.

 

As recycled materials are intended for reuse in the production of new batteries, maintaining a narrow particle size distribution is critical. Ultrasonic sieving enables precise particle size control, ensuring the recovered materials meet the stringent quality standards required for battery-grade applications.

 

The Ultrasonic Sieving Unit is a crucial piece of equipment in battery recycling purification. It ensures that recovered materials are high-quality, highly pure, and suitable for reintroduction into new battery production, supporting both economic and environmental goals of the recycling industry.

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