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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6630 DMD Stator Insulation Paper for Electric Motor Winding
Application:
DMD is a composite product made by heating and compounding a polyester film between two layers of non-woven fabrics of polyester fibers.
DMD is suitable for slot insulation and liner insulation of motors, and interlayer insulation of transformers.
Available specifications: 0.13-0.47mm
The main technical indicators take 0.25 as an example
Thickness tolerance: 0.04±0.05
Tensile strength longitudinal without bending ≥150 after bending ≥130
(N/10mm) Horizontal without bending≥130 After bending≥120
Elongation% Longitudinal ≥10 Transverse ≥10
Volume resistivity under normal conditions MΩ.m ≥1.0×10.6, after damp ≥1.0×10.4
Breakdown voltage Normal state≥10.0 155±2℃≥9.0
Thermal adhesion: no delamination, no foam, flow glue 180±2℃
Features:
Super dielectric property.
Reliable heat resistance.
High mechanical strength.
Good impregnating performance.
NIDE can process various slot insulating materials according to customer requirements, and provide different grades, different sizes, and different shapes of shaped slot insulating paper, slot wedges, and insulating gaskets. It is suitable for the stator slot insulation of all kinds of brushless, stepping and servo motors, and can meet the demand for slot insulation by manual embedding.
Product parameter:
| Product name | 6630 DMD motor insulation paper |
| Model: | 6630B grade DMD insulation paper |
| Grade: | B grade |
| Color: | White |
| Thickness: | 0.13~0.47 (mm) |
| Width: | 1030 (mm) |
| Size: | 1000 (mm) |
| Thickness: | 0.45 (mm) |
| Features: | Good insulation performance, high temperature and high pressure resistance |
| Heat resistance: | 130 degrees |
| Custom: | Yes |
| Packing description: | carton |
Product Usage
It is suitable for B-class electric motors, generators, transformers and
other electric appliances or equipment, insulation based on slot, interlayer,
liners and interturn.
6641 F DMD Technical Data:
| Item | Unit | Parameter | ||||
| Material thickness | mm | 0.13 | 0.15 | 0.18 | 0.20 | 0.23 |
| Thickness deviation | mm | ±0.02 | ±0.02 | ±0.02 | ±0.02 | ±0.02 |
| Quantitative and deviation | g/m2 | 130±13 | 150±15 | 185±19 | 215±22 | 255±26 |
| membrane thickness | mm | 0.036 | 0.05 | 0.075 | 0.10 | 0.125 |
| Tensile Strength
Vertical
Horizontal | N/10mm
N/10mm | ≥60
≥40 | ≥90
≥80 | ≥120
≥105 | ≥140
≥120
| ≥180
≥150 |
| Elongation
Vertical
Horizontal | ％ | ≥15
≥20 | ≥15
≥20 | ≥15
≥20 | ≥15
≥20 | ≥15
≥20 |
| Breakdown voltage
Not bend | KV | ≥5 | ≥7 | ≥8 | ≥10 | ≥11 |
| Normal cohesiveness | No stratification | |||||
| Thermal adhesion | 180±2℃10min | No layering, no foaming, no glue flow | ||||
| Heat resistance grade | Class F 155 degrees | |||||
| Colour | Blue/Green/Red | |||||
Picture show
Information needed for insulation material inquiry
It will be better if customer could send us detailed drawing including below information.
a. Insulation material type: insulation paper, wedge, (including DMD,DM, polyester film, PMP,PET, NHN , NMN ,PM ,Red Vulcanized Fiber,)
b. Insulation material dimension: width, thickness, tolerance.
c. Insulation material thermal class: Class F, Class E, Class B, Class H , Class C
d. Insulation material applications
e. Required quantity: normally its weight
f. Other technical requirement.
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.