Chinese Professional Electrical Insulation Paper For Motor - 6643 F-class DMD (DMD100)flexible composite insulation paper – D&F
Chinese Professional Electrical Insulation Paper For Motor - 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:
Related Product Guide:
carry on to boost, to guarantee products excellent in line with market and consumer standard specifications. Our enterprise has a quality assurance system are actually established for Chinese Professional Electrical Insulation Paper For Motor - 6643 F-class DMD (DMD100)flexible composite insulation paper – D&F , The product will supply to all over the world, such as: panama, Karachi, Costa Rica, For anyone who is keen on any of our goods right after you view our product list, please really feel absolutely free to get in touch with us for inquiries. You are able to send us emails and contact us for consultation and we shall respond to you as soon as we can. If it's easy, you may locate out our address in our web-site and come to our business for far more information of our products by your self. We are always ready to construct extended and steady co-operation relations with any possible customers in the related fields.
The factory workers have rich industry knowledge and operational experience, we learned a lot in working with them,we are extremely grateful that we can encount a good company has excellent wokers.







