DMD soft composite paper at F grade of heat resistance
Product description
F-grade DMD (6641) polyester film polyester fiber non-woven soft composite material
Features and Applications: Polyester film polyester fiber composite material is a composite material made of polyester film coated with F-grade adhesive on both sides, and polyester fiber nonwoven fabric on both sides. The heat resistance rating is F grade, with good dielectric performance and high mechanical strength, suitable for Y series and J02 series motors, as well as slot and turn to turn insulation in electrical appliances.
Executive standard: GB/T5591.3-2018 Performance requirements indicators are shown in the table below:
| NO | Item | Unit | Criteria | |||||||||||||||
| 1 | Thick | mm | 0.1 5 | 0.1 8 | 0.2 | 0.2 3 | 0.25 | 0.3 | 0.35 | 0.4 | 0.45 | |||||||
| 2 | Thick tolerance | mm | ± 0.0 20 | ± 0.0 25 | ±0.030 | ± 0.0 30 | ±0.030 | ±0.030 | ±0.035 | ±0.040 | ± 0.04 5 | |||||||
| 3 | Density | g/m2 | 140 ± 20 | 190 ± 28 | 200 ± 30 | 220 ± 33 | 260 ± 39 | 270 ± 40 | 300 ± 45 | 325 ± 48 | 350 ± 52 | 380 ± 57 | 425 ±63 | 460 ± 69 | 500 ± 75 | 560 ±84 | ||
| 4 | Polyester film thick | µm | 50 | 75 | 75 | 100 | 125 | 125 | 150 | 150 | 190 | 190 | 250 | 250 | 300 | 350 | ||
| 5 | Tensile | vertical | unfolded | N/10 mm 宽 | ≥ 80 | ≥ 120 | ≥ 130 | ≥ 150 | ≥ 180 | ≥ 190 | ≥ 180 | ≥ 240 | ≥ 270 | ≥ 280 | ≥ 320 | ≥ 330 | ≥ 350 | ≥ 370 |
| folded | ≥ 80 | ≥ 105 | ≥ 110 | ≥ 130 | ≥ 150 | ≥ 170 | ≥ 180 | ≥ 200 | ≥ 220 | ≥ 250 | ≥ 300 | ≥ 310 | ≥ 320 | ≥ 350 | ||||
| Transeverse | unfolded | ≥ 80 | ≥ 105 | ≥ 110 | ≥ 130 | ≥ 150 | ≥ 170 | ≥ 190 | ≥ 200 | ≥ 220 | ≥ 250 | ≥ 300 | ≥ 310 | ≥ 320 | ≥ 350 | |||
| folded | ≥ 70 | ≥ 90 | ≥ 100 | ≥ 110 | ≥ 120 | ≥ 150 | ≥ 170 | ≥ 150 | ≥ 180 | ≥ 220 | ≥ 250 | ≥ 280 | ≥ 300 | ≥ 250 | ||||
| 6 | elongation | vertical | unfolded | % | ≥15 | ≥5 | ≥5 | |||||||||||
| folded | ≥10 | ≥5 | ≥3 | |||||||||||||||
| Transevers | unfolded | ≥20 | ≥5 | ≥5 | ||||||||||||||
| folded | ≥10 | ≥5 | ≥2 | |||||||||||||||
| 7 | Withstand volage | kV | ≥6 | ≥7 | ≥8 | ≥9 | ≥ 10 | ≥ 12 | ≥ 13 | ≥ 14 | ≥ 15 | ≥ 16 | ≥18 | ≥ 19 | ≥ 21 | ≥22 | ||
| 8 | Appearance | - | No peel off、no bulb or other defects | |||||||||||||||
| 9 | Temp（180℃ ±2℃，10min ） | - | No peel off、no bulb、no glue visible | |||||||||||||||
| 1 0 | Stiffness | N | pending | |||||||||||||||
| 1 1 | Heat resistance | - | ≥155 degree | |||||||||||||||
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