Transformer Parts Fr4 Sheet

• Application: Insulators, Electrical Winding Insulation, Winding Wire Coating Insulation, Electrical Base, Shell, Motor, Insulating Varnish, Switch Baseplate
• Type: Insulation Sheet
• Chemistry: Hybrid Insulation
• Material: Epoxy Resin and Fiberglass Cloth
• Thermal Rating: F 155
• Maximum Voltage: 20KV~100KV
• Model NO.: FR4
• Classification: Hybrid Insulation Materials
• Color: Green
• Thickness: 0.5mm to 100mm
• Size: 1020*2020mm, 120*2440mm
• Other Color: Yellow, Black
• Density: 1.95-2.1g/cm3
• Sample: Free for A4 Size
• Machined Parts: Yes
• MOQ: 100kg
• Lead Time: 10tons/15days
• Transport Package: Pallet
• Specification: 0.5mm to 150mm
• Trademark: Eric
• Origin: China
• HS Code: 3921909090
• Production Capacity: 20000/Month

Product Description

Transformer parts FR4 sheet
1  it is made of ethoxyline and glass cloth in high pressure, type is FR4

2   Specification Electrical Insulation Laminated sheet 3240 G10 FR4 sheet

1) Size: 0.2-120mmX1020*2020mm and 1220*2440mm

3) Machined parts are avaiable.

3 Property 

1) Class F green fr4 sheet

2)  High mechanical performance under medium temperature, stable electrical properties under high temperature

3)  Water and heat resistance, stable dielectric property after soaking 

4 Application :

Fit for machine, electric apparatus and insulating parts for electronics.

5 Technology data of Transformer parts FR4 sheet

No	Performance	Unit	Values	Test result
1	Vertical banding strength	Mpa	≥340	360
2	Bending elastic modulus of appearance	Mpa	≥24000	25000
3	Vertical compression strength	Mpa	≥350	380
4	Parallel impact strength	KJ/m2	≥33	34
5	Insulation resistance after flooding(D-24/23)	Ω	5.0×10^8	5.0×10^8
6	Vertical electric strength (In 90±2ºC Oil, sheet 1mm)	MV/m	14.2	14.6
7	Peel strength	Mpa	≥300	320
8	Parallel breakdown voltage (90±2ºC OIL)	kv	≥35	36
9	relative dielectric constant(48-62Hz)	/	≤5.5	5.2
10	dielectric loss factor	/	≤0.04	0.03
11	T1 long-term thermo stability	/	≥130	155
12	Water absorption( D-24/23, sheet1.6mm)	/	≤19mg	16mg
13	Density Yellow Epoxy glass cloth laminated sheet type 3240	g/cm³	2.0	2.0

Insulation materials of Transformer parts FR4 sheet