Phenolic Cotton Cloth Laminate sheet
Characteristics & Applications ：Thermal grade E,widely range of applications in mechanical and electrical field,for example: suitable for using as insulation structural parts of machinery and electric equipments,such as electric generators,motors,switch board ,etc.
|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|
|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.
1020mmx1220mm ; 1020mmx2040mm ; 1220mmx2470mm
Normal Thickness: 0.5mm to 50mm
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.