Electrical Insulation Material 6641 F Class DMD

1. Production:
 F Class DMD is a three-layer combined electrical insulation flexible material produced by adhering the two faces of polyester film with Non-woven polyester fabric
2. Features and Aplication:
Excellent dielectric and mechanica property, high tensile strength and heat-resistance.
As slot, interturn, liner electrical insulation for B-grade motors and electrial appliances.
3. Availability:
Form: Roll, sheet, strip
Colur: White, pink, blue. Special colours can be provided on request.
DM or DMDM electrical insulation paper can be produced on request.
 

Properties	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
Grammage and tolerance	g/m 2	140± 20	190± 28	220± 33	260± 39	300± 45	350± 52	425± 63
Film Nominal Thickness	mm	0.050	0.075	0.10	0.125	0.15	0.19	0.25
Tensile Strength	MD	No bending	N/10mm	≥ 80	≥ 120	≥ 140	≥ 180	≥ 190	≥ 270	≥ 320
After bending	≥ 80	≥ 105	≥ 120	≥ 150	≥ 170	≥ 200	≥ 300
TD	No bending	≥ 80	≥ 105	≥ 120	≥ 150	≥ 170	≥ 200	≥ 200
After bending	≥ 70	≥ 90	≥ 100	≥ 120	≥ 130	≥ 150	≥ 200
Elongation	MD	No bending	%	≥ 15	/
After bending	≥ 10	≥ 5
TD	No bending	≥ 20	/
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° C, 10 min	/	No delamination, no blister, no adhesive flow
The quality warranty period	Twelve months(under 40 ° C )