English
Español
Home > Laminated Products > F850、F851、F852、F853
Products Catalogue
- Insulating Paper
- Composite Insulating Material
- Insulation Film
- Glass Fiber Sleeving
- Tape
- Laminated Products
- Mica Products
- Transformer Insulating parts
- Transformer Spare Parts
- Current Transformer
- Bimetal thermometer
- Dehydration of respite
- Hollow Porcelain Insulators
- Transformer bushings
- Magnetic wire
- Cable / Cable accessories
- Electric Motor Spare Parts
- Ring Main Units
Tags
F850、F851、F852、F853
Phenolic cotton cloth laminate sheet is made of cotton cloth impregnated with phenolic resin after drying and hot pressing.
Type:
F850/F851/F852/F853
Features:
1.Normal Dimension:1020mmx1220mm,1020mmx2040mm,1020mmx1020mm
2.Normal Thickness:0.5mm to 100mm
Advantage:
With electrical properties and good mechanical properties under normal conditions.
Application:
1.F850：Primarily intend for mechanical applications. Not recommended to use for electrical applications.
2.F851：Suitable for mechanical & electrical applications,with better electrical performance than the other grades, and similar to NEMA's CE grade.
3.F852：Primarily intend for mechanical applications, with better general properties than the others , similar to NEMA's L grade.
4.F853：Suitable for mechanical & electrical applications,with better electrical performance than the others and similar to NEMA's LE grade.
|
Properties |
Units |
F850 |
F851 |
F852 |
F853 |
|
Flexural strength perpendicular to lamination ≥ |
MPa |
100 |
90 |
110 |
100 |
|
Notch impact strength parallel to lamination charpy ≥ |
KJ/m2 |
8.8 |
7.8 |
7.0 |
6.0 |
|
Bonding strength ≥ |
N |
— |
— |
— |
— |
|
Dielectric strength perpendicular to lamination |
MV/m |
— |
— |
— |
— |
|
Breakdowm voltage parallel to lamination |
KV |
— |
35 |
— |
40 |
|
Dielectric strength |
|||||
|
Relative dielectric coefficient ≤ |
— |
— |
5.5 |
— |
5.5 |
|
Insulation resistance after impregnated in water ≥ |
Ω |
1×106 |
5×107 |
1×106 |
5×107 |
|
Water absorption |
mg |
206 |
136 |
206 |
136 |
|
Colour |
— |
natural or black |
|||
|
Reference standard |
— |
Enterprise's standards |
|||
|
Characteristics & Applications |
1、F850：Primarily intend for mechanical applications. Not recommended to |
||||
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.