Insulation paperboard transformer
Presspaper is employed for electrical industrial board for motors, electric device, devices, swith board, transformer for insulation and assembly pieces beneath 35kv.
Great mechanical strength, reduced compression and large electrical toughness
Dimension: one–5mmx1mx2m
Coloration: Brown
Deal: Pallet
Amount Index Device CZPT Check Outcome
one Norminal thickness mm 2 2.one
two Norminal Grammage g/cm3 one.1-1.twenty five one.seventeen
3 pH Value / 6.-6.nine 7.8
four Articles of water % five.-six. 5.6
| Number | Index | Unit | 中部省 | Test Outcome | |
| 一 | Norminal thickness | 毫米 | 2 | 2.01 | |
| 2 | Norminal Grammage | g/cm3 | one.one-1.25 | 1.seventeen | |
| 三 | Tensile Toughness | MD CD | MPa | ≥105 ≥80 | 141 108 |
| 4 | Elongation | MD CD | % | ≥3. ≥4. | five.eight five.five |
| 5 | Breakdown Voltage | KV/mm | ≥35 | 四十 | |
| 六 | PH Price | / | 6.-6.nine | seven.8 | |
| 7 | Material of h2o | % | 5.-6. | five.six | |