6641 DMD Class F Flexible Composite Insulation Paper

6641 CLASS F DMD flexible composie insulation paper is polyester film/polyester fiber non-woven fabric flexible laminate (DMD). It is a three-layer flexible laminate in which polyester fiber non-woven fabric (D) is bonded to the two side of polyester film (M). Its has excellent electric insulating properties, heat resistance, and mechanical strength and impregnated properties. It is suitable for slot insulation, interphase insulation and liner insulation in Y-series electrical motors and electric apparatus. Heat resistance is Class F.


• Thermal Class: F (155ºC)
• Thickness: 0.13-0.45mm
• Width: 1000 ± 10mm
• High mechanical strength, excellent dielectrical property, and immersing the function.

Technical Data:
Standard JB/T4060-1991

Type	Nominal Thickness	Tolerance	PET Film Thickness	Nominal Grammage	Tensile Strength		Elongation		BDV
					MD	TD	MD	TD	Room Temperature	155±2°C
					Not Bended	Bended	Bended	Not Bended
	mm	mm	µm	g/m2	N/10mm	N/10mm	%	%	KV
DMD 1.5-2-1.5	0.13	±0.020	50	110±20	≥60	≥50	≥10	≥15	≥4	≥3
DMD 2-2-2	0.15	±0.020	50	150±22	≥80	≥70	≥10	≥15	≥7	≥6
DMD 2-3-2	0.18	±0.025	75	190±28	≥100	≥80	≥10	≥15	≥8	≥7
DMD 2-4-2	0.20	±0.030	100	210±32	≥120	≥95	≥10	≥15	≥9	≥8
DMD 2-5-2	0.23	±0.030	125	240±36	≥130	≥100	≥10	≥15	≥10	≥9
DMD 2-6-2	0.25	±0.030	150	260±39	≥150	≥120	≥10	≥15	≥11	≥10
DMD 2-7.5-2	0.30	±0.035	190	310±46	≥170	≥130	≥5	≥5	≥13	≥12
DMD 3-7-3	0.35	±0.040	175	390±58	≥200	≥160	≥5	≥5	≥15	≥14
DMD 3-10-3	0.40	±0.040	250	440±66	≥300	≥200	≥5	≥5	≥18	≥17
Temperature Index			°C	≥155
Storage Life	12 months,room temperature,dry and well-ventilated environment
Adhesive Property	Room Temperature		No delamination
	180±2°C 10min		No delamination,blister,or adhersive flow
Wetted Adhesive Property			No delamination
Remark	This product is produced in accordance with Q/HJ-214-2009 and is tested in accordance with GB/T5591.2-2002

Storage: Store in a dry and clean room and keep away from fire or heat,or in the sun.

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