Phenolic cotton cloth laminated sheet 3025/3025B/3025C

1.PFCC201 3025 similar to NEMA C 2,3250/3025B/3025C 3,Size1020*2040mm;1220*2440mm 4,Thickness0.5-100mm

Model:

3025 sheet: High mechanical applications, suitable for using as insulation structural parts of machinery and electric equipments that require high electrical properties., available in transformer oil.

3025B sheet, 3025C sheet are similar to 3025, but with lower properties.

Dimension:                                                                                                                                                    Nominal dimension: 1020×2040mm;1220×2440mm

Thickness: 0.5 ~ 100mm

Specifications:

No	Item	Unit	Value
			3025	3025B	3025C
1	Applicable Standards	—	JB886-75	QB
2	Density	g/cm3	1.30~1.45	1.30~1.45	1.30~1.45
3	Martens heat resistance	°C	125	125	125
4	Tensile strength≥	Mpa	63.7
5	Flexural strength≥	Mpa	102.9	90	70
6	Impact strength≥	KJ/m2	25		20
7	Bonding strength≥	N	5390	5000	5000
8	Pressing strength ≥ Perpendicular to laminationParallel to lamination	Mpa	—                       —	—                      —	—                       —
9	Insulation resistance≥ Under nomal condition Impregnated in water	Ω	—                       —	—                       —	—                       —
10	Voltage endurance parallel to lamination (in oil 90±2°C) 5 min	KV	—	—	—
11	Voltage endurance perpendicular to lamination ≥ (in oil 90±2°C)Thickness:0.5~1mmThickness:1.1~2mmThickness:2.1~3mm	KV/mm	4.0               3.0               2.0               2.0	—               2.5               —                 —	—               2.5               —                 —
12	Water absorption( Thickness 10mm)	%	—	—	—
13	Temperature index	°C	120	120	120

Application:

Phenolic cotton cloth laminated sheet(insulation sheet, industry laminate sheet, phenolic cloth sheet) are made of cotton cloth impregnated phenolic resin by processing under heat and pressure. Phenolic cloth sheet Can be processed into all kinds of insulation parts, The products are widely used transformers, electric motors, cabinets, control boxes, electric switches, household appliances, railway, automobile, computer and medical appliance,etc.

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