Insulation Paper with Excellent Heat and Weather Resistance Multi-layered Laminate Material NPN

Insulating paper is a multilayer laminate product offering excellent insulation, heat-resistance, and mechanical strength. It has achieved many satisfactory results, especially as a motor insulating material.

Datasheet

This compound laminate is a combination of a remarkably heat-resistant sheet and strong film, providing excellent insulation, heat-resistance, and mechanical strength.

item		Unit	Insulating paper : constructed with aramid paper
item		Unit	NPN-222(SA)	NPN-252(SA)	NPN-272(SA)	NPN-333(LA)
Construction	Aramid-1	-	2 mils	2 mils	2 mils	3 mils
	Film-2	-	PEN #50	PEN #125	PEN #188	PEN #75
	Aramid-3	-	2 mils	2 mils	2 mils	3 mils
	Adhesive	-	Acrylic	Acrylic	Acrylic	Acrylic
Nominal thickness		μm	210	290	350	260
Tensile strength	MD	MPa	90	105	110	110
Tensile strength	TD	MPa	65	100	105	85
Edge burst strength resistance	MD	N/20mm	560	1150	1320	840
Edge burst strength resistance	TD	N/20mm	530	960	1320	830
Dielectric break down voltage	A	kV	14	20	22	17
Dielectric break down voltage	D-24/23	kV	14	20	22	17
Comparative tracking index		V	575(PLC rank1)			375(PLC rank2)