DMD Epoxy Prepreg Material 6440

Standard: JB/T 10942-2010 Description:DMD coated with F-class epoxy modified resin then formed by baking and semi-curing, this material can be quickly cured at high temperatures, firmly bonded with transformer copper foil. No low-molecular volatile matter when drying and curing in formation of very small shrinkage insulating structure. Application: Products are widely used in dry-type transformer coil layer insulation, can also be used for Class F motor slot insulation and phase insulation.
Parameter
No. Projects Unit

Value

1 Thickness mm

0.15

2 Thickness tolerance mm

±0.02

3 Tensile strength( lengthwise no bending) N/10mm

≥70

4 Soluble resin content G/㎡

≥45

5 Volatile content %

≤1.5

6 Breakdown voltage KV

≥7.0

7 Tensile shear strength MPa

≥3.0

8 Tempeature index

≥155

Notice: Can also negotiate if customer have special requirements,
Note: Due to continuous product improvement, the dimensions provided in this sample are for reference only. If necessary, our company can design and produce according to user requirements. Please contact the company in time.