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Home > Laminated Products > 3025, 3025B, 3025C
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Tags
3025, 3025B, 3025C
Phenolic cotton cloth laminate sheet is made of cotton cloth impregnated with phenolic resin after drying and hot pressing.
Type: 3025/3025B/3025C
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:
Primarily intend for mechanical applications. Not recommended to use for electrical applications. 3025B and 3025C not stronger than 3025, but more economical than 3025, similar to NEMA's C grade.
|
Properties |
Units |
3025 |
3025B |
3025C |
|
Flexural strength perpendicular to lamination ≥ |
MPa |
100 |
90 |
70 |
|
Notch impact strength parallel to lamination charpy ≥ |
KJ/m2 |
8.8 |
— |
— |
|
Bonding strength ≥ |
N |
— |
5500 |
5500 |
|
Dielectric strength perpendicular to lamination |
MV/m |
0.82 |
2.0 |
2.0 |
|
Breakdowm voltage parallel to lamination |
KV |
1 |
— |
— |
|
Relative dielectric coefficient ≤ |
— |
— |
— |
— |
|
Insulation resistance after impregnated in water ≥ |
Ω |
1×106 |
— |
— |
|
Water absorption |
mg |
206 |
— |
— |
|
Colour |
— |
Natural or black |
||
|
Reference standard |
— |
JB/T 8149.2-2000 |
Enterprise's standards |
|
|
Characteristics & Applications |
Primarily intend for mechanical applications. Not recommended to use for electrical applications. 3025B and 3025C not stronger than 3025, but more economical than 3025, similar to NEMA's C 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.