Fig. 1. Diagram of radiation device

Fig. 2. Comparison of curing degree of different paints

Fig. 3. Infrared spectrum of paint before and after infrared curing (a₁, a₂, b₁, b₂, c₁, c₂ are samples of low resistance paint, high resistance paint and red enamel paint before and after infrared curing, respectively)

Fig. 4. Comparison of surface resistivity between infrared curing and traditional curing of low resistance paint (a), high resistance paint (b), and red enamel paint (c)

Fig. 5. Comparison of volumes resistivity between infrared curing and traditional curing of low resistance paint (a), high resistance paint (b), and red enamel paint (c)

Fig. 6. SEM comparison of different samples (a₁, a₂, b₁, b₂, c₁, c₂ are samples cured under the two processes of low resistance paint, high resistance paint and red enamel paint respectively)