Serial number	Properties		Unit	Measured value
1	Color			Red/Black
2	Thermal stability(continuous)	≥	°C	140
3	Thermal stability(short time)	≥	°C	300
4	Density		g/cm3	1.45
5	Coefficient of linear thermal expansion		Kx	10
6	Impact strength	≥	KJ/m2	67
7	Flammability(UL94)		HB	94
8	Flexural strength perpendicular to laminations	≥	MPa	120
9	Compression strength perpendicular to laminations	≥	MPa	250
10	Tensile strength	≥	MPa	100
11	Adhesive strength	≥	N	3600
12	Insulation Resistance after impregnated in water	≥	Ω	1.0×108
13	Dielectric Strength Perpendicular to Laminations (in 90±2°C transformer oil, 1mm in thickness)	≥	KV/m	12.1
14	Breakdown voltage parallel to laminations(in 90±2°C Transformer oil)	≥	kV	10
15	Permittivity(1MHz/50Hz)	≤	—	5.5
16	Volume resistance		Ω x cm	10-7~10-8
17	Surface resistance		Ω	1023
18	Bibulous rate	≤	—	1.5