Temperature classification is F. Good magnetic permeability and excellent mechanical property. Used as magnetic slot and wedge of huge motors such as wind generator and pulling motors.

Technical requirements

No	Properties			Unit	Normal Value
1	Density			g/cm3	≥3.0
2	Thermal stability at 180℃			h	—
3	Water absorption			%	≤1.0
4	Tensile strength			MPa	-
5	Flexural strength	lengthwise	at room temperature	MPa
			at high temperature
		crosswise	at room temperature		≥150
			at high temperature		≥120（150℃）
6	Impact strength （in-notched）			kJ/m2	-
7	Comparative magnetic permeability 1.6×104A/m			—	≥7
8	Volume resistivity			W·cm	≥1.0×106