Epoxy Prepreg Laminated Aramid Paper

Epoxy Prepreg DMD | Class F Electrical Insulation Material

Epoxy Prepreg DMD is a high-performance electrical insulation material manufactured by impregnating F-Class DMD laminate with modified epoxy resin, followed by controlled baking and rewinding. The epoxy system is designed for fast curing, low molecular volatiles, and minimal shrinkage, ensuring excellent dimensional stability after curing.

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Epoxy Prepreg DMD | Class F Electrical Insulation Material

This material offers a long shelf life at room temperature and requires low pre-curing temperature and time, making it highly efficient for industrial processing. Epoxy Prepreg DMD delivers outstanding electrical insulation, strong bonding performance, and excellent heat resistance, making it ideal for demanding electrical applications.

Widely used in motors, transformers, generators, and electrical components, Epoxy Prepreg DMD provides reliable insulation performance while improving manufacturing efficiency. Its consistent quality and compatibility with electrical varnishes make it a preferred choice for F-Class insulation systems.

Product Details

Product Name

Epoxy Prepreg DMD

Base Material

F-Class DMD

Resin System

Modified Epoxy Resin

Insulation Class

Class F

Thermal Rating

155 °C

Color

Red

Standard Width

1000 mm

Thickness Range

0.16 mm, 0.18 mm, 0.20 mm, 0.23 mm, 0.25 mm

Technical Specifications – Prepreg DMD

No.	Properties	Unit	Values
1	Nominal Thickness	mm	0.16	0.18	0.20	0.23	0.25
2	Thickness Tolerance	mm	±0.030			±0.035
3	Weight (theoretical value)	g/m²	185±15	195±15	210±15	245±15	280±15
4	Tensile Strength MD (no bending)	N/10mm	≥70		≥80		≥100
5	Volatile Content	%	≤1.5
6	Soluble Resin Content	%	≥85
7	Breakdown Voltage (no bending)	kV	6	7	8	9	10
8	Tensile Shear Strength	MPa	≥3.0