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China Supplier High Grade Electrical Insulation Material Polyester Non-woven Fabric For Motor Winding










Item | Units | Index | Index | Inner | Inner |
Nominal thickness | mm | 0.05 | 0.07 | 0.05 | 0.07 |
Thickness tolerance average | mm | ±0.01 | ±0.01 | ±0.005 | ±0.005 |
Thickness tolerance individual | mm | ±0.02 | ±0.02 | ±0.01 | ±0.01 |
Tensile force MD | N/50mm | ≥60 | ≥80 | 60-85 | 80-150 |
Tensile force TD | N/50mm | ≥20 | ≥25 | 20-30 | 25-45 |
Elongation at Break MD | % | ≥6 | ≥8 | 9.5-18 | 16-26 |
Elongation at Break TD | % | ≥3 | ≥5 | 6-11 | 6-13 |
Thermal shrinkage (150℃,1h) MD | % | ≤4 | ≤4 | 0.2-1.0 | 0.2-1.0 |
Thermal shrinkage (150℃,1h) TD | % | ≤3 | ≤3 | 0-1.0 | 0-1.0 |

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This product is packed in roll form, the outside diameter of every roll is no less than 250mm, 3 splices in each roll are acceptable, and there are obvious marks at the point of every splices, but the minimum length is no less than 100 meters between the splices.


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