Flexopap PV PE PV 6641 F DMD

6641 F DMD Flexopap/PV-PE-PV (6641)
flexible insulating material, insulating class F (155°C)   Features of 6641 F DMD: insolating class F (155°C) three layer combination:thickness in mm: 0,15 - 0,45 inner layer: polyesterfilm outer layers: polyester non-woven fabric weight per unit area in g/cm³: 140 - 560 Formabilities of 6641 F DMD: smooth surface good machineability low moisture absorption good chemical resistance Application: insulating material for the electrical purposes good absorbency for impregnating varnishes and impregnating or trickle resin, this
providing excellent bonding of all winding component.  

Properties			Units	Values
Nominal thickness			mm	0.15	0.17	0.20	0.23	0.25	0.30		0.35
Thickness tolerance			mm	±0.02		±0.03			±0.04
Grammage and tolerance			g/m2	180±25	210±30	240±30	260±35	300±40	350±50		430±50
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		≥300
		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 No bending				≥6	≥7	≥9	≥10	≥12	≥15		≥18
Bonding property  at room temp.			/	No delamination
Bonding property at 180±2°C 10min			/	No delamination, no bubble, no adhesive flow
Temp. index of heat-resistance in a long term (TI)			/	≥155
The quality warranty period			Twelve months