It is suitable for use in the major insulation of motor coil with thermal-resistance of 155 Degree Centigrade. mica insulating

446-1A   Glass Fabric Reinforcement Mica Paper Tapes with Epoxy Polyester Resin

1,         Product Description

446-1A consists of mica paper that its both sides are reinforced with glass fabric and polyester film via baking and cutting into tape disk stock. It is suitable for use in the major insulation of motor coil with thermal-resistance of 155ºC.

2,         Technical Requirements

2.1             Measurement

a,     diameter 95±5mm, not more than 2 splices, minimum length not less than 5 meters, width 25±1mm

b,  thickness and tolerance

Nominal thickness	Tolerance
	Average         Individual
0.11	±0.02            ±0.03

2.2     Appearance

a,        constituent

Mica ration	Adhesive content %	Volatile %
≥45	≤32	≤2

b,       normal dielectric strength not less than 45MV/m

c,        tensile strength not less than 80N/10mm width

3,         Packing and Storage

            3.1        Mica tapes should be rolled on 40±2mm tube core

            3.2        The validity of storage under 35ºC is 3 months