3725 Phenolic Cotton Cloth Laminated Rods

3725 Phenolic Cotton Cloth Laminated Rods

3725 Phenolic Cotton Cloth Laminated Rods

2.Application:

Insulation class E(120 degree)

(1)Good dielectric character and mechanical properties

(2)Used as insulating arrester in high voltage and high voltage switch

(3)Excellent moisture resistance

(4)Less thickness tolerance

3.Technical parameter:

No.	Index name		Unit	Index
1	Density		G/cm3	≥1.26
2	Bending Strength		MPa	≥82.7
3	Compressive Strength		MPa	≥137.9
4	Tensile Strength		MPa	–
5	Parallel layer breakdown voltage (Use of transformer oil 20)		KV	≥10
6	Parallel layer insulation resistance	Normal behavior	MΩ	–
		After soaking		–
7	Surface withstand voltage 1min			–
8	Water absorbency		%	1.1-14
9	Heat resistance grade			E 120℃