3021C paper based phenolic board, China Suppliers and Manufacturers

3021C paper based phenolic board

Supplier Info

Ningbo Leadwin International Trade Co., Ltd.

[China Supplier]

Contact Person : Ms. Feng jessie

Tel : 86-574-88183823

Fax : 86-574-56664782,83030721 Address: 1-2F,Building 2 ,58 Feng Qi Road, Yinzhou Zip: 315100 Country/Region: China (Mainland) Province/State: Zhejiang City: Ningbo

Product Detail

3021C paper based phenolic board 1.Thickness : 3-100mm 2.made from paper that impregnated with phenolic resin

1.Description: 3021C paper based phenolic board is made from paper that impregnated with phenolic resin under pressure and heat. With high mechanical strength and electrical properties

2.Specifications:

1).Thermal grade: class E.2).Thickness : 3-100mm

3).Size: 980 x 1,980mm ± 10mm; 1,000 X2,000mm ± 10mm ; 1030X(2000-2300) ± 10mm , (980-1030)x(980-1500) ± 10mm

3. standard color: Brown .orange,black

4. Applications:

It is used for the insulating spare parts of electrical appliances and transformers, high mechanical properties electrical and mechanical devices.

3021A, 3021B, 3021C (China standard) is in accordance with X, XX, XXX, XP, XXP, XXXP, XPC (

NEMA standard)

No.	ITEM	UNIT	VALUE
No.	ITEM	UNIT	3021C paper based phenolic board
1	Density	g/cm3	1.30~1.50
2	Heat resistance Thickness ≤20mm	°C	115
3	Flexural strength ≥	MPa	90
4	Bonding ≥	N	2740
5	Insulation resistance parallel to lamination ≥ Under normal condition In case of humidity	Ω	1×109 1×106
6	Voltage endurance perpendicular to lamination in transformer oil 5 min at 20±5°C ≥ Thickness:1.1~2mm	kV/mm	12
7	Voltage endurance parallel to lamination in transformer oil 5 min at 20±5°C ≥	kV	10
8	Temperature index	°C	120

Equipment

warehouse

3021C paper based phenolic board