1. strength aluminum alloy: The flexible couplings are made of strength aluminum alloy, offering load capacity and a long service life. This material choice ensures the coupling can handle demanding applications without performance degradation, making it a versatile component for various mechanical devices. 2. No lubrication required: The clutch of the electric motor requires no lubrication, ensuring convenient and quiet operation. This feature eliminates the need for regular maintenance and reduces operational noise, enabling smooth and efficient performance in diverse environments and applications. 3. Stability and performance: The flexible elastic shaft coupling delivers stability and performance with vibration absorption, buffering, and electrical insulation properties. These characteristics make it the ideal choice for applications where minimizing vibration and ensuring electrical insulation are critical, such as in precision machinery and speed equipment. 4. Compact and lightweight design: The plum shaft coupling, made of aluminum alloy, features a simple structure with a small radial dimension and lightweight construction, making it suitable for medium and speed devices. Its compact design allows for easy integration into various mechanical systems while reducing overall weight and size, which is particularly advantageous in spaceconstrained installations.