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6630-Polyester Film & Non-woven Fabric Flexible Composite Material (DMD)

Description:

It consists of two layers of Polyester Fiber Non-woven Fabric and a single layer of Polyester Film in the center. B grade insulating material, which has excellent mechanical strength and excellent electrical property, suitable for slot, interphase and liner insulation in electric motors and electric apparatus.

Specification:

Items			Units	Values
Nominal thickness			mm	0.15	0.18	0.20	0.23	0.25	0.30	0.35
Thickness tolerance			mm	±0.02	±0.03	±0.03	±0.03	±0.03	±0.03	±0.04
Basic weight			g/m²	140	190	220	260	300	350	425
Tensile Strength	MD	No bending	N/cm	≥80	≥120	≥140	≥180	≥190	≥270	≥320
	MD	After bending		≥80	≥105	≥120	≥150	≥170	≥200	≥300
	TD	No bending		≥80	≥105	≥120	≥150	≥170	≥200	≥200
	TD	After bending		≥70	≥90	≥100	≥120	≥130	≥150	≥200
Elongation	MD	No bending	%	≥15					-
	MD	After bending		≥10					≥5
	TD	No bending		≥20					-
	TD	After bending		≥10					≥5
Breakdown Voltage			kV	≥6	≥7	≥9	≥10	≥12	≥15	≥18
Bonding property at room temp.				No delamination
Bonding property at 155+2℃/10min				No delamination, no bubble, no adhesive flow