Ningbo Nide Tech Co., Ltd
NINGBO NIDE TECH CO.,LTD We specialize in the field of electric motors, covering motor manufacturing machinery, DC motor,commutator,ball bearing and carbon brush.
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Electrical Nomex/mylar/nomex paper composited insulation paper 6641 NMN for motor winding
insulation polymide film inducion:
NIDE 6641 motor insulaton material is a class C insulation polyimide film with high temperature resistance, radiation resistance and excellent dielectric properties. It is widely used for electrical insulation of special motors, electrical insulation and other applications.
polymide film specification:
| Testing Item | Unit | Index | ||||
| Appearance | 1.the surface shall be even, smooth, no bubble, no pin hole, no wrinkle or flaw 2.No damage during de-coil 3.Doesn't include conductive particle or other impurities | 1.the surface shall be even, smooth, no bubble, no pin hole, no wrinkle or flaw 2.No damage during de-coil 3.Doesn't include conductive particle or other impurities | 1.the surface shall be even, smooth, no bubble, no pin hole, no wrinkle or flaw 2.No damage during de-coil 3.Doesn't include conductive particle or other impurities | |||
| Thickness | mm | 0.2±0.03 | 0.3±0.03 | 0.25±0.03 | ||
| Ration | g/m2 | 200±30 | 300±45 | 250±37 | ||
| Thermal bonding 180±2℃,10min | no layering, no bubble, no molten glue | no layering, no bubble, no molten glue | no layering, no bubble, no molten glue | |||
| Bonding strength at normal temperature | no layering | no layering | no layering | |||
| Tensile strength | Longitudinal | No Bending | n/10mm | ≥120 | ≥255 | ≥150 |
| After bending | ≥105 | ≥245 | ≥130 | |||
| Horizontal | No Bending | n/10mm | ≥105 | ≥245 | ≥130 | |
| After bending | ≥95 | ≥235 | ≥120 | |||
| Elogation rate | Longitudinal | No Bending | % | ≥10 | ≥5 | ≥10 |
| After bending | ≥10 | ≥5 | ≥10 | |||
| Horizontal | No Bending | % | ≥15 | ≥10 | ≥15 | |
| After bending | ≥15 | ≥10 | ≥15 | |||
| Break-down voltage(room temperature) | kv | ≥8 | ≥11.5 | ≥10 | ||
Information needed for insulation material inquiry
It will be better if customer could send us detailed drawing including below information.
1. Insulation material type: insulation paper, wedge, (including DMD,DM, polyester film, PMP,PET,Red Vulcanized Fiber)
2. Insulation material dimension: width, thickness, tolerance.
3. Insulation material thermal class: Class F, Class E, Class B, Class H
4. Insulation material applications
5. Required quantity: normally its weight
6. Other technical requirement.
We also supply different types of electrical insulation materials for stator or armatures, such as insulation paper and insulation wedge with different class degree. DMD Class B/F, DM Class B/F, Polyester film Class E, Red Vulcanized Fiber Class A, NH& NHN, etc
About Motor component and accessories
NIDE can supply the full range of electric motor components such as commutator, ball bearing, thermal protector, carbon brush, insulation paper, shaft, magnet, fan, motor cover,etc.