prepreg DMD insulation paper

Specifications It has high quality and competitive price. Our insulation system has been approved by UL and the products have passed ROHS test.

Prepreg DMD(class F) is formed in the process of precuring the modified F-class DMD with Impregnation of hi-tempresistant Epoxy resin into B-stage by baking. Features and Applications:                                             -Temp.class F(155 ºC)                                                                               -As interlayer insulation of copper foil(aluminum foil)                                      -Wrapped low voltage coils in dry-type transformers, slot insulation and interphrase insulation in F class motors and electrical appliances. Availablity:                                                                 -Form: roll, sheet, strip.                                                                      -Colour:red.  

No.	Properties	Unit	Values
1	Nominal Thickness	mm	0.16	0.18	0.20	0.23		0.25
2	Thickness Tolerance	Mm	±0.003		±0.035
3	Tensile Strength  MD, No Bending	N/10mm	≥70		≥80		≥100
4	Resin Content	%	35±5		30±5
5	Volatile Content	%	≤1.5
6	Souluble Resin Content	%	≥85
7	Dielectric Strength	Kv/mm	≥40
8	Tensile Shear Strength	Mpa	≥3.0