Crepe Craft Paper for Transformers
Specifications
1. Thermal Class is A.2. Width:20mm-860mm
3.Thickness:0.05mm,0.075mm,0.13mm
4. 100% wood pulp
5. flexibility:50-60%
Electrical insulating crepe paper for transformer
Specifications
1. Thermal Class is A (105 °C) .
2. Width:20mm-860mm
3.Thickness:0.05mm,0.075mm,0.13mm
4. 100% wood pulp
5. 50-60% flexibility
6.Standard Color: brown
Description: electrical insulating crepe paper is made of 100% superior sulfate insulating wood pulp. It has Good dielectric strength, Excellent compatibility with insulating liquids (mineral oils, silicon oils and ascerol oils) and Free from conductive particles.
| S.N. | ITEM | UNIT | ORIGINAL PAPER THICKNESS | |||||||||
| 0.05mm | 0.075mm | 0.08mm | 0.13mm | |||||||||
| 1 | Crepe paper thickness | mm | 0.35±0.05 | 0.38±0.08 | 0.40-0.60 | 0.70-0.90 | ||||||
| 2 | Ash content | less% | 0.7 | 0.7 | 0.8 | 0.8 | ||||||
| 3 | Moisture | less% | 7 | 7 | 8 | 8 | ||||||
| 4 | Ether extract | less% | 0.3 | 0.3 | ||||||||
| 5 | Water extract PH | 6.0-8.0 | 6.0-8.0 | 6.0-8.0 | 6.0-8.0 | |||||||
| 6 | Pollution oil | less% | 0.1 | |||||||||
| 7 | Tensile strength | Longitudinal | N | 30 | 40 | 45 | 50 | |||||
| Transversal | N | 20 | 30 | 35 | 40 | |||||||
| 8 | Flexibility of crepe paper | % | 50 | |||||||||
| 9 | Breakdown voltage | V / layer | ≥950 | ≥1000 | ≥1000 | ≥1000 | ||||||
| 10 | Conductivity | ms/m | ≤9.0 | ≤10 | ||||||||
| 11 | GSM | g/m2 | 60±10% | 110±10% | 110±10% | |||||||
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