Why are motor windings dipped in paint?

Motor winding dipping refers to the process of dipping motor coils, into a specific insulating varnish to improve their insulating properties and durability. This process is designed to form a uniform insulating layer on the inside and outside of the windings to prevent leakage, short circuits, or other electrical failures during operation of the motor.

Motor dipping is used to improve the insulation and durability of electric motors.This process is an integral part of the motor manufacturing process, and its main purpose is to create a uniform and strong insulating layer that protects the internal components of the motor from the elements. Here are a few key reasons why it is important to paint motors:

1. Improve insulation performance: As an important electrical equipment, the insulation performance of the motor is directly related to the safe operation of the equipment.Through the dipping paint process, a uniform insulating layer can be formed on the coil surface of the motor, effectively preventing electrical faults such as leakage and short circuit.

2. Preventing the intrusion of moisture and pollutants: motors may be exposed to a humid environment or affected by pollutants such as dust and chemicals during use. The immersion paint process can form a sealed protective layer to prevent moisture and pollutants from entering the motor interior, thus extending the service life of the motor.

3. Improve heat-resistant performance: Some special insulating paints have good heat-resistant performance, which can maintain stability in high temperature environment. Through the paint dipping process, the heat-resistant performance of the motor can be increased, so that it is suitable for high-temperature working environment, such as industrial production lines and hot factory places.

4. Improve mechanical strength: Proper insulation coating can improve the mechanical strength of the motor parts, increase its anti-shock performance and anti-vibration ability, so as to reduce the damage and failure caused by external forces.

Founded in 2017, Shandong Qijun Mechanical and Electrical Equipment Manufacturing Co.,Ltd.(QIJUN MOTOR) is a professional company which is specialized in Three Phase Asynchronous Motor, Explosion-proof AC Motor, Single Phase Electric Motor, Brake Motor, Shaded Pole Motors, Gear Motor etc.， It has employees more than 150 including 30 senior engineers,20 R & D technicians, more than 50 professional technicians. Plant covers an area of 20 acres. We have strong technology research and development team, Advanced automatic CNC production equipment ,the international first-class type testing center. All products according to the international IEC Standard production to meet the needs of foreign customers.