1.Description of t3571 phenolic cotton fabric laminated sheet
Phenolic cotton cloth laminated sheet/ 3571 Phenolic Cotton Material Laminate Sheet is a variety of insulation sheet, made of coarse cotton cloth impregnated phenolic resin by processing below warmth and strain. This solution is commonly employed for reduced voltage applications ,for devices & appliances obtaining increased voltages but reduce electrical stress (slot wedges ,spacers) as material for bearing , gears , rollers & other constructional components , drilling jigs , underwater bearings , telecommunication & substantial frequency strategy home ,oil resistance and dielectric house, as electrical supplies with low electric property
two.The specification:
Warmth-resistance: E Class a hundred and twenty
Thickness: .5mm-120mm
Dimension: 1571X2070MM 1MX2M 980X1980MM
Deal: Pallet or upon the customer’s request
Storage life: 1 calendar year
three.CZPT of textolite
| Houses | Device | Quality | |
| 3571 | |||
| Flexural strength perpendicularto laminations | ≥ | MPa | 100 |
| Compression toughness perpendicular To laminations | ≥ | MPa | 245 |
| Bonding strength | ≥ | N | 5400 |
| Dielectric StrengthPerpendicular to Laminations(in 90±2°C transformer oil,1mm in thickness) | ≥ | KV/mm | .eighty two |
| Breakdown voltage parallelto laminations(in 90±2°CTransformer oil) | ≥ | kV | one |
| Permittivity(1MHz) | ≤ | – | five.five |
| Dissipation element(1MHz) | ≤ | – | .04 |
| Insulation Resistance afterimpregnated in h2o | ≥ | Ω | one.0×106 |
| Density | g/cm3 | one.45-one.five | |
| H2o absorption(1mm in thickness) | mg | 206 | |
| Colour | – | Brown | |
| Tensile energy | ≥ | MPa | 98 |
| Effect strength | ≥ | KJ/m2 | 8.eight |
| Temperature index(short time). | ≥ | – | 120 |
