6640( NMN) -Nomex paper/ Polyester film/ Nomex paper composite material is is made of two layers of Du Pont Nomex paper with one of polyester film. Features and Applications: - Class F insulation ( 155 degree) - Excellent Heat Resistance, dielectric property and Mechanical Strength. - Good cutting and overload resistance, high stiffness. Good compatibility with insulation varnish. - As slot, interturn and liner insulation for F-grade motor and electric appliances. Availability: -Thickness: NMN: 0.15mm-0.4mm, NM: 0.10mm-0.35mm - Form: rolls( width 914mm) , sheets, strips( width > 5mm) For more information please contact sales of YAAN Insulation Ms. Belinda Chen