2022 Good Quality Dmd Insulation Paper - 6643 F-class DMD (DMD100)flexible composite insulation paper – D&F
2022 Good Quality Dmd Insulation Paper - 6643 F-class DMD (DMD100)flexible composite insulation paper – D&F Detail:
6643 Modified Polyester film/polyester non-woven flexible laminate is a kind o fthree–layer 100% epoxy resin saturated flexible composite insulation paper in which each side of the polyester film (M) is bonded with one layer of polyester non-woven fabric (D), then coated with F-class electrical insulating resin. 6643 flexible electrical insulation paper is used as the slot insulation, interphase insulation and liner insulation in F class electric motors, especially suitable for mechanized inserting slot process. 6643 passed SGS test for toxic and hazardous substance detection. It is also called as F class DMD, DMD100, DMD-100 electrical insulation composite material for electric motors.


Product Features
With coated heat-resistant resin which encapsulates the inner polyester film & adhesive, thus 6643 has excellent heat resistance property, excellent mechanical properties, excellent electrical properties and higher thermal resistance.
Applications
With coated heat-resistant resin, its surface is more smooth. It is suitable for mechanized inserting slot process.
6643 is used for slot insulation, inter phase insulation and liner insulation in F class electric motors, especially suitable for mechanized inserting slot process.



Supply Specifications
Nominal width:1000 mm.
Nominal weight: 50+/-5kg /Roll. 100+/-10kg/roll, 200+/-10kg/roll
The splices shall not be more than 3 in a roll.
Color: white, blue, pink or with D&F printed logo.
Performance Requirements
The standard values for 6643 are shown in Table 1 and relevant typical values shown in Table 2.
Table1: Standard performance values for 6643 DMD 100 flexible insulation paper
| No. | Properties | Unit | Standard performance values | ||||||||||||||
| 1 | Structure | mil | 2/2/2 | 2/3/2 | 2/4/2 | 3/3/3 | 2/5/2 | 2/6/2 | 3/5/3 | 2-7.5-2 | 3-7.5-3 | 2002/10/2 | 2003/10/3 | 2-14-2 | 3-14-3 | ||
| 2 | Nominal thickness | mm | 0.15 | 0.18 | 0.2 | 0.23 | 0.23 | 0.25 | 0.28 | 0.3 | 0.35 | 0.36 | 0.4 | 0.45 | 0.5 | ||
| 3 | Thickness tolerance | mm | ±0.020 | ±0.025 | ±0.030 | ±0.030 | ±0.030 | ±0.030 | ±0.030 | ±0.035 | ±0.040 | ±0.040 | ±0.040 | ±0.045 | ±0.050 | ||
| 4 | PET film’s thickness | mm | 0.05 | 0.075 | 0.1 | 0.075 | 0.125 | 0.15 | 0.125 | 0.188 | 0.188 | 0.25 | 0.25 | 0.35 | 0.35 | ||
| 5 | Grammage | g/m2 | 160 | 210 | 245 | 255 | 265 | 310 | 325 | 360 | 400 | 445 | 505 | 580 | 640 | ||
| 6 | Tensilestrength | MD | Not folded | N/10mm | ≥90 | ≥110 | ≥130 | ≥120 | ≥150 | ≥170 | ≥170 | ≥200 | ≥220 | ≥260 | ≥300 | ≥330 | ≥360 |
| After folded | ≥80 | ≥100 | ≥110 | ≥105 | ≥120 | ≥140 | ≥150 | ≥180 | ≥200 | ≥220 | ≥240 | ≥280 | ≥300 | ||||
| TD | Not folded | ≥80 | ≥100 | ≥110 | ≥105 | ≥120 | ≥140 | ≥150 | ≥180 | ≥200 | ≥220 | ≥240 | ≥280 | ≥300 | |||
| After folded | ≥70 | ≥80 | ≥100 | ≥95 | ≥110 | ≥130 | ≥130 | ≥150 | ≥170 | ≥200 | ≥220 | ≥260 | ≥280 | ||||
| 7 | Breakdown Voltage | Room temp. | kV | ≥7.0 | ≥8.0 | ≥9.0 | ≥8.0 | ≥11.0 | ≥12.0 | ≥11.0 | ≥13.0 | ≥15.0 | ≥17.0 | ≥18.0 | ≥20.0 | ≥22.0 | |
| 8 | Heating influence180℃+/-2℃,10min | - | No delamination, no bubble, no adhesive flow. | ||||||||||||||
| Note*: Grammage values are only for reference. It can also depend on user’s special requirement if applicable. | |||||||||||||||||
Table 2 Typical performance values for 6643 DMD 100 flexible insulation paper
| No. | Properties | Unit | Typical performance values | ||||||||||||||
| 1 | Structure | mil | 2/2/2 | 2/3/2 | 2/4/2 | 3/3/3 | 2/5/2 | 2/6/2 | 3/5/3 | 2-7.5-2 | 3-7.5-3 | 2002/10/2 | 2003/10/3 | 2-14-2 | 3-14-3 | ||
| 2 | Nominal thickness | mm | 0.16 | 0.18 | 0.21 | 0.23 | 0.23 | 0.26 | 0.28 | 0.3 | 0.35 | 0.36 | 0.4 | 0.45 | 0.5 | ||
| 3 | Thickness tolerance | mm | 0.015 | 0.018 | 0.02 | -0.01 | 0.015 | 0.015 | 0.018 | 0.02 | 0.024 | 0.018 | 0.02 | 0.025 | 0.03 | ||
| 4 | PET film’s thickness | mm | 0.05 | 0.075 | 0.1 | 0.075 | 0.125 | 0.15 | 0.125 | 0.188 | 0.188 | 0.25 | 0.25 | 0.35 | 0.35 | ||
| 5 | Grammage | g/m2 | 165 | 210 | 245 | 255 | 270 | 327 | 330 | 365 | 400 | 445 | 519 | 580 | 640 | ||
| 6 | Tensilestrength | MD | Not folded | N/10mm | 130 | 170 | 210 | 180 | 230 | 158 | 270 | 290 | 223 | 345 | 305 | 420 | 425 |
| After folded | 130 | 160 | 200 | 180 | 220 | 132 | 270 | 270 | 201 | 335 | 242 | 420 | 425 | ||||
| TD | Not folded | 100 | 140 | 200 | 150 | 210 | 138 | 240 | 320 | 205 | 380 | 243 | 450 | 455 | |||
| After folded | 100 | 140 | 200 | 150 | 210 | 123 | 240 | 310 | 173 | 370 | 223 | 450 | 455 | ||||
| 7 | Breakdown Voltage | Room temp. | kV | 8 | 12 | 13 | 12 | 14 | 15 | 14 | 21 | 21 | 22 | 23 | 28 | 29 | |
| 8 | Heating influence180℃+/-2℃,10min | - | No delamination, no bubble, no adhesive flow | ||||||||||||||
Packing And Storage
6643 is supplied in rolls, sheet or tape and packed in cartons or/and pallets
6643 should be stored in clean & dry warehouse with temperature below 40℃. Keep away from fire, heat and direct sunshine.
Production Equipment
We have tow lines, the production capacity for flexible capability is 200T/month.




Product detail pictures:
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We believe that prolonged expression partnership is really a result of top of the range, value added support, rich encounter and personal contact for 2022 Good Quality Dmd Insulation Paper - 6643 F-class DMD (DMD100)flexible composite insulation paper – D&F , The product will supply to all over the world, such as: Casablanca, Canberra, Latvia, What is good price? We provide customers with factory price. In the premise of good quality, efficiency will have to be paid attention to and maintain appropriate low and healthy profits. What is a fast delivery? We make the delivery according to customers' requirements. Although delivery time depends on the order quantity and the complexity of it, we still try to supply products and solutions in time. Sincerely hope we could have long term business relationship.
The company keeps to the operation concept "scientific management, high quality and efficiency primacy, customer supreme", we have always maintained business cooperation. Work with you,we feel easy!








