Home > Laminated Products > Phenolic Cotton Cloth Laminate sheet 3026 3027 3028

Laminated Products > Phenolic Cotton Cloth Laminate sheet 3026 3027 3028

Phenolic Cotton Cloth Laminate sheet 3026 3027 3028

Phenolic Cotton Cloth Laminate sheet 3026 3027 3028

 

Phenolic cotton cloth laminate sheet is made of cotton cloth impregnated with phenolic resin after drying and hot pressing.
Type: 3026 3027 3028
Features:
1.Normal Dimension:
1020mmx1220mm, 1020mmx2040mm, 1220mmx2470mm
2.Normal Thickness: 0.5mm to 50mm
Advantage:
With electrical properties and good mechanical properties under normal conditions.
Application:
1.3027:Suitable for mechanical & electrical applications, similar to NEMA's CE grade.
2.3026:Primarily intend for mechanical applications,
similar to NEMA's L grade.
3.3028:Suitable for mechanical & electrical applications, similar to NEMA's LE grade.

Phenolic cotton cloth laminate sheet is made of cotton cloth impregnated with phenolic resin after drying and hot pressing.

Type: 3026 3027 3028

Features:

1.Normal Dimension:

1020mmx1220mm, 1020mmx2040mm, 1220mmx2470mm

2.Normal Thickness: 0.5mm to 50mm

Advantage:

With electrical properties and good mechanical properties under normal conditions.

Application:

1.3027:Suitable for mechanical & electrical applications, similar to NEMA's CE grade.

2.3026:Primarily intend for mechanical applications,

similar to NEMA's L grade.

3.3028:Suitable for mechanical & electrical applications, similar to NEMA's LE grade.

 

 

Properties

 Unit

3026

3027

3028

Flexural strength perpendicular to lamination      ≥

MPa

110

90

100

Notch impact strength parallel to lamination charpy        ≥

KJ/m2

7.0

7.8

6.0

Bonding strength   ≥

N

Dielectric strength perpendicular to lamination  
(in oil 90±2℃)  ≥

MV/m

0.82

5.1

6.3

Breakdowm voltage parallel to lamination 
(in oil 90±2℃)  ≥

KV

1

18

20

Relative dielectric coefficient    ≤

5.5

5.5

Insulation resistance after impregnated in water        ≥

Ω

1×106

5×107

5×107

Water absorption
1mm          ≤

mg

206

136

136

Colour

natural or black

Reference standard

JB/T8149.2-2000

Characteristics & Applications

1、3027:Suitable for mechanical & electrical applications,
similar to NEMA's CE grade.
2、3026:Primarily intend for mechanical applications,
similar to NEMA's L grade.
3、3028:Suitable for mechanical & electrical applications,
similar to NEMA's LE grade.

 

Remark:

You are warmly welcome to raise your special requirement, so as to make design and studies in special in order to produce more qualified new type laminated sheet.