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6640-Polyester Film & NOMEX Amide Fiber Paper Composite Material (NMN)

Description:

It is made from NOMEX amide fiber paper bonded to both sides of polyester film. The products have excellent heat resistance and tear resistance of paper’s, also have good dielectric strength and mechanical strength of film’s. The products are reliable kind of F,H-class insulation material for electrical machines.

Specification:

Items		Unit	Value
Visual			The surface should be even and free from wrinkle, blister and impurity
Typical thickness		mm	0.17	0.20	0.25	0.30	0.35	0.45
Thickness tolerance		mm	±0.02	±0.03	±0.03	±0.03	±0.03	±0.04
Breakdown voltage	No bending	kV ≥	10	11	13	15	20	25
Breakdown voltage	After Bending	kV ≥	8	9	12	13	16	23
Tensile strength	MD	N/cm	160	180	220	270	320	350
	MD after bending		110	130	180	200	250	280
	TD		110	130	180	200	250	280
	TD after bending		90	110	150	170	200	200
Elongation	MD	% ≥	10	12	12	12	12	12
Elongation	TD	% ≥	15	18	18	18	18	18
Adhesion	As received	---	No delamination
Adhesion	180±2℃/10min	---	No delamination, no bladder, no gel