• facebook
  • sns04
  • twitter
  • linkedin
Call Us: +86-838-3330627 / +86-13568272752
page_head_bg

2022 High quality 6641 F-Dmd Electrical Insulating Paper Composite Material - 6641 F-class DMD flexible composite insulation paper – D&F

2022 High quality 6641 F-Dmd Electrical Insulating Paper Composite Material - 6641 F-class DMD flexible composite insulation paper – D&F

short description:


Product Detail

Product Tags

Related Video

Feedback (2)

No matter new shopper or old customer, We believe in very long expression and dependable relationship for Low Inductance Laminated Bus Bar, Copper Clad Aluminium Busbar, Insulation Bus Bar, All merchandise are manufactured with advanced equipment and strict QC procedures in purchase to assure high-quality. Welcome prospects new and old to get hold of us for enterprise cooperation.
2022 High quality 6641 F-Dmd Electrical Insulating Paper Composite Material - 6641 F-class DMD flexible composite insulation paper – D&F Detail:

6641 Polyester film/polyester non-woven flexible laminate (Class F DMD) insulation paper is a three-layer flexible laminate made of high melting-point polyester film and excellent hot-rolling polyester non-woven fabric. Each side of the polyester film (M) is bounded by one layer of polyester non-woven fabric (D) with Class F adhesive.

DMD(1)
复合6641 F-DMD(6)(1)

Product Features

6641 F-class DMD flexible composite insulation paper has excellent thermal resistance, electrical, mechanical and impregnated properties.

Applications & Remarks

6641 F-class DMD insulation paper has such advantages: lower price, excellent flexibility, high mechanical & electrical properties, convenient application. It has also good compatibility with many kinds of impregnating varnish.

It is suitable for slot insulation, inter phase insulation and liner insulation in F-class electric motors.

According to customer’ request, we can  also produce such two-layer or five-layer flexible composite as  F-class DM, F-class DMDMD,etc.

Insulation for electric motor
image4
image5

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.

Technical Performances

The standard values for 6641 are shown in Table 1 and relevant typical values shown in Table 2.

Table 1: Standard  performance values for 6641 F-class DMD  insulation paper

No.          Properties Unit                                     Standard  performance values
1 Nominal thickness mm 0.15 0.18 0.2 0.23 0.25 0.3 0.35 0.4
2 Thickness tolerance mm ±0.020 ±0.025 ±0.030 ±0.030 ±0.030 ±0.035 ±0.040 ±0.045
3 Grammage (for reference) g/m2 155 195 230 250 270 350 410 480
4 Tensile strength MD Not folded N/10mm ≥80 ≥100 ≥120 ≥130 ≥150 ≥170 ≥200 ≥300
After folded ≥80 ≥90 ≥105 ≥115 ≥130 ≥150 ≥180 ≥220
TD Not folded ≥80 ≥90 ≥105 ≥115 ≥130 ≥150 ≥180 ≥200
After folded ≥70 ≥80 ≥95 ≥100 ≥120 ≥130 ≥160 ≥200
5 Elongation MD % ≥10 ≥5
TD ≥15 ≥5
6 Breakdown voltage Room temp. kV ≥7.0 ≥8.0 ≥9.0 ≥10.0 ≥11.0 ≥13.0 ≥15.0 ≥18.0
155℃+/-2℃ ≥6.0 ≥7.0 ≥8.0 ≥9.0 ≥10.0 ≥12.0 ≥14.0 ≥17.0
7 Bonding property at room temp No delamination
8 Bonding property at 180℃+/-2℃, 10min No delamination,no bubble,no adhesive flow
9 Bonding property when affected by damp No  delamination
10 Temperature index ≥155

Table 2: Typical performance values for 6641 F-class DMD  insulation paper

No. Properties Unit Typical performance values
1 Nominal thickness mm 0.15 0.18 0.2 0.23 0.25 0.3 0.35 0.4
2 Thickness tolerance mm 0.005 0.005 0.01 0.01 0.01 0.01 0.01 0.01
3 Grammage g/m2 138 182 207 208 274 326 426 449
4 Tensile strength MD Not folded N/10mm 103 137 151 156 207 244 324 353
After folded 100 133 151 160 209 243 313 349
TD Not folded 82 127 127 129 181 223 336 364
After folded 80 117 132 128 179 227 329 365
5 Elongation MD % 14 12
TD 18 12
6 Breakdown voltage Room temp. kV 8 10 12 12 14 15 16 28
155±2℃ 7 9 11 11 13 14 14.5 25
7 Bonding property at room temp No delamination
8 Bonding property at 180℃+/-2℃,  10min No delamination, no bubble, no adhesive flow
9 Bonding property when affected by damp No delamination

Test Method

As per the stipulations in Part Ⅱ: Test Method, Electrical Insulating Flexible Laminates, GB/T 5591.2-2002 (MOD with IEC60626-2: 1995). 

Packing And Storage

6641 is supplied in rolls, sheet or tape and packed in cartons or/and pallets.

6641 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 is 200T/month.

image6
image8
image7
image9


Product detail pictures:

2022 High quality 6641 F-Dmd Electrical Insulating Paper Composite Material - 6641 F-class DMD flexible composite insulation paper – D&F detail pictures

2022 High quality 6641 F-Dmd Electrical Insulating Paper Composite Material - 6641 F-class DMD flexible composite insulation paper – D&F detail pictures

2022 High quality 6641 F-Dmd Electrical Insulating Paper Composite Material - 6641 F-class DMD flexible composite insulation paper – D&F detail pictures

2022 High quality 6641 F-Dmd Electrical Insulating Paper Composite Material - 6641 F-class DMD flexible composite insulation paper – D&F detail pictures

2022 High quality 6641 F-Dmd Electrical Insulating Paper Composite Material - 6641 F-class DMD flexible composite insulation paper – D&F detail pictures


Related Product Guide:

With this motto in mind, we have turn out to be amongst probably the most technologically innovative, cost-efficient, and price-competitive manufacturers for 2022 High quality 6641 F-Dmd Electrical Insulating Paper Composite Material - 6641 F-class DMD flexible composite insulation paper – D&F , The product will supply to all over the world, such as: South Africa, Somalia, Colombia, we always keep our credit and mutual benefit to our client, insist our high quality service to moving our clients. always welcome the our friends and clients to come and visit our company and guid our business, if you are interested in our products, you can also submit your purchase information online, and we will contact you immediately, we keep our highly sincere cooperation and wish everything in your side are all well.
  • The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.
    5 Stars By Elsie from Mecca - 2018.05.15 10:52
    This company has the idea of "better quality, lower processing costs, prices are more reasonable", so they have competitive product quality and price, that's the main reason we chose to cooperate.
    5 Stars By Pandora from South Africa - 2018.09.21 11:01